Bob Hill

Un Giro Bienvenido: Autolimpieza en Hornos revolucionado por Sistema de Bombas Inteligentes

¿Y si su horno de vacío pudiera limpiarse automáticamente? En esta entrega de Technical Tuesday, Bob Hill, FASM, presidente de Solar Atmospheres of Western PA and Michigan, explora una revolucionaria configuración de bomba de vacío doble que elimina la necesidad de disolventes, envoltura con lámina metálica y prelimpieza manual.

Este artículo informativo se publicó por primera vez en Heat Treat Today’s December 2025 Annual Medical & Energy Heat Treat print edition. Traducido por Víctor Zacarías.

To read this article in English, click here.


Introducción

Los hornos de vacío requieren un entorno excepcionalmente limpio para procesar componentes críticos, desde dispositivos médicos hasta componentes aeroespaciales. Sin embargo, la limpieza de componentes, laboriosa y que consume mucho tiempo para garantizar la pulcritud del horno y las piezas, no tiene por qué ser necesariamente realizada por personas. Con las bombas adecuadas, su horno de vacío puede limpiarse automáticamente. Descubra cómo sería un ciclo de limpieza al vacío totalmente integrado mediante una innovadora configuración de doble bomba de vacío primario.

En el ámbito del tratamiento térmico al vacío, donde los componentes críticos suelen tener una forma casi final con una mínima o nula eliminación de material, la estética superficial del producto final es fundamental para el usuario final. En sectores como el aeroespacial, el de dispositivos médicos y el de generación de energía, el procesamiento al vacío se ha vuelto cada vez más valioso, no solo por su precisión, sino también por su capacidad para eliminar operaciones posteriores, lo que en última instancia ahorra tiempo y dinero.

Dadas estas ventajas, los clientes suelen estar dispuestos a pagar un precio premium por un trabajo limpio y brillante. Para lograr estos resultados perfectos, las empresas de tratamiento térmico al vacío exigen que las piezas recibidas estén limpias y libres de aceite. Sin embargo, lo que se considera “limpio” en un entorno de fabricación rara vez cumple con los exigentes estándares requeridos para el procesamiento térmico al vacío. Por ello, muchos tratadores térmicos adoptan medidas de limpieza secundarias para garantizar la limpieza de las piezas y proteger sus hornos de vacío de la contaminación por aceites de maquinado, lubricantes, tintas, oxidación o compuestos de pulido.

Figura 1. Horno de desengrasado al vacio. Fuente: Solar Atmospheres

Limpieza previa al tratamiento térmico: desafíos tradicionales

Antes de cualquier tratamiento térmico al vacío, los componentes deben limpiarse a fondo para eliminar contaminantes orgánicos e inorgánicos. Las prácticas habituales incluyen inmersión en disolvente, secado y desengrasado por vapor. Esta limpieza tiene como objetivo eliminar los residuos que pueden volatilizarse y depositarse dentro del horno de vacío, lo que podría comprometer la calidad de la pieza y dañar la zona caliente y la pared fría del horno.

Sin embargo, los productos de limpieza de uso común suelen ser inflamables, tóxicos, estar sujetos a regulaciones ambientales y su eliminación resulta costosa una vez empleados.

Figura 2. (Izquierda) Desengrasante de vapor y limpieza con solvente y (derecha) estación de envoltura con papel aluminio. Fuente: Solar Atmospheres
Figura 3. Como medida de protección para evitar daños en el horno por posibles contaminantes procedentes de fuentes anteriores, las piezas listas para el tratamiento térmico se envuelven en papel de aluminio. Fuente: Solar Atmospheres

Dado que las plantas de tratamiento térmico comerciales procesan piezas procedentes de miles de operaciones previas, cada una con su propio conjunto de contaminantes, la contaminación cruzada representa un riesgo significativo. El embalaje con lámina de acero inoxidable se utiliza a menudo como medida de protección, aislando las piezas del ambiente del horno. Si bien el empaque suele ser eficaz, puede ser laborioso, costoso e incluso potencialmente peligroso. Aun con el equipo de protección personal adecuado, los bordes de la lámina son extremadamente filosos. El embalaje con lámina sigue siendo una de las principales preocupaciones en materia de salud y seguridad para los empleados.

El horno para MIM: el catalizador para la innovación

Hace cinco años, Solar Atmospheres, con sede en el oeste de Pensilvania, recibió el encargo de sinterizar piezas pre-sinterizadas mediante moldeo por inyección de metal (MIM) a 1200 °C. Los aglutinantes presentes en estas piezas de armas de fuego se volatilizaron durante el proceso y contaminaron gravemente el horno de vacío, lo que ocasionó largos periodos de inactividad y mantenimiento.

Figura 4. Piezas de acero inoxidable 17-4PH brillantes y limpias tras el tratamiento térmico en un horno de desengrasado al vacío. Fuente: Solar Atmospheres

En lugar de construir una trampa fría tradicional para capturar los volátiles, el director ejecutivo, William Jones, desarrolló una solución más innovadora: una trampa caliente diseñada para desviar y capturar los contaminantes antes de que se depositaran dentro del horno. Esta adaptación proactiva ha demostrado mejorar drásticamente la calidad de las piezas, eliminando la laboriosa y frecuente limpieza de las zonas calientes y las paredes frías.

Tras finalizar ese trabajo de MIM, el horno subutilizado impulsó la experimentación. Este horno adaptado demostró un buen rendimiento con aglutinantes no deseados. Así pues, nos propusimos probar cómo adaptar este mismo sistema para eliminar impurezas de piezas de producción diaria. Tras exhaustivas pruebas con componentes no críticos de acero inoxidable grado PH, se perfeccionó un ciclo de limpieza y envejecimiento totalmente integrado, basado en vacío. Este desarrollo ha sustituido desde entonces a los costosos métodos tradicionales de prelavado y al peligroso envoltorio en aluminio, produciendo componentes aeroespaciales 17-4 PH consistentemente limpios y brillantes.

Horno de vacío autolimpiante: Cómo funciona

La innovación clave reside en una configuración de doble bomba de vacío primario.

(Izquierda) Figura 5. Sistema de bombeo de dos etapas.
(Derecha) Figura 6. Salida calefactada del sistema de bombeo n.° 1.
Fuente: Solar Atmospheres

Sistema de bombeo n.° 1: Bombeo inicial y eliminación de contaminantes:

  • Los componentes se cargan en el horno sin envolver ni limpiar.
  • Durante el bombeo inicial, solo se activa la bomba de vacío primario n.° 1.
  • Un aumento gradual de la temperatura permite que los contaminantes se vaporicen y salgan de la zona caliente a través de un puerto calefactado hacia la bomba n.° 1.
  • Los contaminantes quedan atrapados de forma segura en el aceite de la bomba, la «trampa caliente».

Sistema de bombeo n.° 2: Transición al tratamiento térmico:

  • Una vez completado el bombeo, se aísla la bomba n.° 1.
  • El sistema de bombeo n.° 2, que incluye una bomba de vacío primario, una bomba de refuerzo, una bomba de difusión y una bomba de mantenimiento, entra en funcionamiento.
  • A continuación, la cámara se lleva a 1 x 10⁻⁵ Torr y se inicia el ciclo térmico de vacío estándar.

Esta secuencia de bombeo en dos etapas limpia tanto las piezas como la cámara antes del tratamiento térmico sin necesidad de abrir la puerta del horno.

Resultados y beneficios

Este horno de vacío y proceso recientemente desarrollados producen lo siguiente:

  • Piezas más limpias: La limpieza por vacío penetra en barrenos ciegos, roscas y chaveteros con mayor eficacia que los métodos tradicionales de desengrase con solventes o vapor.
  • Reducción de lesiones: El proceso elimina la necesidad de envolver con lámina metálica, lo que mejora significativamente la seguridad de los empleados.
  • Ventajas ambientales y económicas: El proceso reduce o elimina el uso de solventes químicos, disminuye la mano de obra asociada con la limpieza previa y el embalaje, y reduce los costos de disposición de residuos peligrosos.
  • Mejoras en el mantenimiento del horno: Las zonas calientes y las paredes frías se mantienen impecables, sin necesidad de desmontajes semanales. El aceite de la bomba n.° 1 se cambia cada dos semanas, lo que elimina los problemas de bloqueo de la bomba de vacío debido a la contaminación del aceite.

Conclusión: Un avance revolucionario en el procesamiento al vacío

Históricamente, la limpieza de las piezas en el tratamiento térmico al vacío ha sido un desafío constante, a menudo abordado con mano de obra costosa, productos químicos y el peligroso uso de lámina de acero inoxidable o titanio para su envoltura. El innovador sistema de limpieza al vacío de doble bomba de Solar Atmospheres, integrado a la perfección con un ciclo estándar de tratamiento térmico al vacío, redefine las mejores prácticas de la industria.

Este concepto de “horno autolimpiante” no solo ofrece acabados superiores en las piezas, sino que también mejora la seguridad, reduce el impacto ambiental y disminuye los costos operativos. En un mundo donde la precisión, la limpieza y la sostenibilidad son más importantes que nunca, este avance podría crear una revolución en el procesamiento al vacío limpio.

Acerca del autor:

RObert (Bob) Hill PresidentSolar Atmospheres Michigan Source: Solar Atmospheres
Robert (Bob) Hill, FASM
Presidente
Solar Atmospheres de Western Pensilvania y Michigan
Fuente: Solar Atmospheres

Bob Hill, FASM, presidente de Solar Atmospheres de Western Pensilvania y Michigan, comenzó su carrera en Solar Atmospheres en 1995 en la planta principal ubicada en Souderton, Pensilvania. En 2000, el Sr. Hill fue designado para la puesta en marcha de la segunda planta de Solar Atmospheres, Solar Atmospheres of Western PA, en Hermitage, Pensilvania, donde se especializó en el desarrollo de tecnología de hornos de gran tamaño y procesamiento de titanio. Además, en 2009 recibió el prestigioso Titanium Achievement Award de la International Titanium Association. En 2022, Bob asumió la presidencia de su segunda planta, Solar Atmospheres de Michigan.

Para más información: Contacte con Solar Atmospheres o visite www.solaratm.com.

Un Giro Bienvenido: Autolimpieza en Hornos revolucionado por Sistema de Bombas Inteligentes Read More »

A Welcome Diversion: Smart Pump System Revolution for Self-Cleaning Furnaces

What if your vacuum furnace could clean itself? In this Technical Tuesday installment, Bob Hill, FASM, president of Solar Atmospheres of Western PA and Michigan, explores a revolutionary dual roughing pump configuration that eliminates the need for solvents, foil wrapping, and manual pre-cleaning.

This informative piece was first released in Heat Treat Today’s December 2025 Annual Medical & Energy Heat Treat print edition.

Para leer el artículo en español, haga clic aquí.


Introduction

Vacuum furnaces require an exceptionally clean environment to process critical components, from medical devices to aerospace. But laborious, time-consuming component cleaning to ensure purity of the furnace and parts does not necessarily need to be done by people. With the right pumps, your vacuum furnace can clean itself. Explore what a fully integrated, vacuum-based cleaning cycle could look like by leveraging an innovative dual roughing pump configuration.

In the vacuum heat treating world, where critical components are often near-net-shape with minimal to zero stock removal, the surface aesthetics of the final product are critical to the end user. Across industries like aerospace, medical devices, and power generation, vacuum processing has become increasingly valued — not only for its precision, but also for its ability to eliminate downstream operations, ultimately saving cost and time.

Given these benefits, clients are frequently willing to pay a premium for bright, clean work. To achieve these pristine results, vacuum heat treaters insist that incoming parts must be clean and oil-free. However, what qualifies as “clean” in a manufacturing environment rarely meets the exacting standards required for vacuum thermal processing. As a result, many commercial heat treaters adopt secondary cleaning measures to ensure part cleanliness and to protect their vacuum furnaces from contamination by machining oils, lubricants, Dykem, oxidation, or polishing compounds.

Figure 1. Vacuum degreasing furnace. Source: Solar Atmospheres

Pre-Heat Treatment Cleaning: Traditional Challenges

Before any vacuum heat treatment, components must be thoroughly cleaned to remove organic and inorganic contaminants. Common practices include solvent immersion, drying, and vapor degreasing. This cleaning step is designed to eliminate residues that can volatilize and redeposit within the vacuum furnace, potentially compromising part quality and damaging the vacuum furnace hot zone and cold wall.

However, commonly used cleaning agents are often flammable, toxic, environmentally regulated, and costly to dispose of when spent.

Figure 2. (Left) Vapor degreaser and solvent cleaning and (right) foil wrapping station. Source: Solar Atmospheres
Figure 3. As a defensive measure to prevent furnace damage from potential upstream sourced contaminants, parts ready for heating are wrapped in stainless steel foil. Source: Solar Atmospheres

Given that commercial heat treaters process parts from thousands of upstream operations, each introducing its own set of contaminants, cross-contamination becomes a significant risk. Stainless steel foil wrapping is often used as a defensive measure, isolating parts from the furnace environment. While wrapping is often effective, it can be labor-intensive, expensive, and even potentially hazardous. Even with the proper PPE, the foil edges are razor-sharp. Foil wrapping continues to be a top health and safety concern for employees.

The MIM Furnace: A Catalyst for Innovation

Five years ago, Solar Atmospheres of Western Pennsylvania was tasked with sintering pre-sintered metal injection molding (MIM) parts at 2200°F. The binders present in these firearm parts volatilized during processing and heavily contaminated the vacuum furnace, resulting in extensive downtime and maintenance.

Figure 4. Bright, clean 17-4PH stainless steel parts post heat treatment in a vacuum degreasing furnace. Source: Solar Atmospheres

Instead of constructing a traditional “cold trap” to capture volatiles, CEO William Jones developed a more innovative solution: a “hot trap” designed to divert and capture contaminants before they could deposit inside the furnace. This proactive adaptation has proven to drastically improve part quality while eliminating the laborious and frequent cleaning of hot zones and cold walls.

After that MIM job ended, the underutilized furnace prompted experimentation. This adapted furnace proved to perform well on unwanted binders. So, we set out to test how this same system could be adapted to remove impurities from everyday production parts. After extensive trials using noncritical PH-grade stainless steel components, a fully integrated, vacuum-based cleaning and aging cycle was perfected. This development has since replaced traditional expensive pre-cleaning methods and dangerous foil wrapping, producing consistently clean and bright 17-4 PH aerospace components.

The Self-Cleaning Vacuum Furnace: How It Works

The key innovation lies in a dual roughing pump configuration.

(Left) Figure 5. Two-stage pumping system. (Right) Figure 6. Heated exit port on Pumping System #1.
Source: Solar Atmospheres

Pumping System #1 — Initial Pump-Down and Contaminant Removal:

  • Components are loaded into the furnace unwrapped and uncleaned.
  • Only Roughing Pump #1 is activated during the initial pump-down.
  • A slow temperature ramp allows contaminants to vaporize and exit the hot zone through a heated port into Pump #1.
  • Contaminants are safely trapped in the pump’s oil — the “hot trap.”

Pumping System #2 — Transition to Heat Treatment:

  • After off gassing is complete, Pump #1 is isolated.
  • Pump #2 system, which includes a roughing pump, booster, diffusion, and holding pump, takes over.
  • The chamber is then brought to 1 x 10⁻⁵ Torr and the standard vacuum thermal cycle proceeds.

This two-stage pumping sequence cleans both the parts and the chamber prior to heat treatment without ever opening the furnace door.

Results and Benefits

This newly developed vacuum furnace and process produces the following:

  • Cleaner parts: Vacuum cleaning penetrates blind holes, threads, and keyways more effectively than traditional solvent or vapor degreasing methods.
  • Injury reduction: The process eliminates the need for hazardous foil wrapping, significantly improving employee safety.
  • Environmental and cost advantages: The process reduces or eliminates chemical solvent use, cuts labor associated with pre-cleaning and wrapping, and reduces hazardous waste and disposal costs.
  • Furnace maintenance improvements: Hot zones and cold walls remain pristine — no weekly teardowns. Pump #1 oil is changed biweekly, eliminating roughing pump seizure concerns due to contaminated oil.

Conclusion: A Breakthrough in Vacuum Processing

Historically, part cleanliness in vacuum heat treating has been a persistent challenge — one often addressed through costly labor, chemicals, and dangerous stainless steel or titanium foil wrapping. Solar Atmospheres’ innovative dual-pump vacuum cleaning system, integrated seamlessly with a standard vacuum heat treatment cycle, redefines industry best practices.

This “self-cleaning furnace” concept not only delivers superior part finishes but also enhances safety, reduces environmental impact, and cuts operating costs. In a world where precision, cleanliness, and sustainability matter more than ever, this advancement may very well create a revolution in clean vacuum processing.

About The Author:

RObert (Bob) Hill PresidentSolar Atmospheres Michigan Source: Solar Atmospheres
Robert (Bob) Hill, FASM
President
Solar Atmospheres of Western PA and Michigan
Source: Solar Atmospheres

Bob Hill, FASM, president of Solar Atmospheres of Western PA and Michigan, began his career with Solar Atmospheres in 1995 at the headquarters plant located in Souderton, Pennsylvania. In 2000, Mr. Hill was assigned the responsibility of starting Solar Atmospheres’ second plant, Solar Atmospheres of Western PA, in Hermitage, Pennsylvania, where he has specialized in the development of large furnace technology and titanium processing capabilities. Additionally, he was awarded the prestigious Titanium Achievement Award in 2009 by the International Titanium Association. In 2022, Bob became president of his second plant, Solar Atmospheres of Michigan.

For more information: Contact Solar Atmospheres or visit www.solaratm.com.

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10 News Chatter to Keep You Current

Heat Treat Today offers News Chatter, a feature highlighting representative moves, transactions, and kudos from around the industry. Enjoy these 10 news items, featuring Plibrico Company’s new CEO, Pratt and Whitney‘s 100 years in aerospace, Stack Metallurgical Group‘s new cryotherm technology, and more!


Equipment

1. SMS Group and Jiangsu Pacific Precision Forging commissioned a 31.5-MN closed-die forging press for large-scale production of aluminum suspension components.

2. Stack Metallurgical Group in Portland has commissioned a new TRU-CRYOTHERM made by McLaughlin Furnace Group. The addition has a 4000 pound capacity.

3. Mercer Technologies Inc has shipped a MerVac RVF-242436 vacuum furnace. The furnace has a completely remanufactured vessel, with a rebuilt pumping system, hot zone, heating element power supply, and water circulation system.

Company & Personnel

4. Rodney Strasser has joined Ipsen USA as the regional service manager for the Southeast Region. Operating out of Atlanta, Georgia, Strasser will be responsible for coordinating and leading a team of Ipsen service technicians that serve Ipsen clients in Delaware, Maryland, Virginia, North Carolina, South Carolina, Georgia, Tennessee, Alabama, and Florida.

5. Plibrico Company has announced the appointment of John Paul Surdo as president and CEO following the retirement of the longtime president and CEO, Brad Taylor.

6. Delamin Nitriding Salts (DNS), a subsidiary of Parker Netsushori Kogyo of Japan, announced the acquisition of Avion Manufacturing, a leading producer of high-quality stop-off paints, headquartered in Medina, Ohio. This acquisition enhances DNS’s capabilities in providing high quality surface treatment solutions in the heat treatment industry.

Kudos

7. Skuld, LLC celebrated ten years as a company. Their team spent time to celebrate and reminisce as well as to look to the company’s future.

8. Bob Hill, president of Solar Atmospheres, received the MTI Heritage Award. The MTI Heritage Award recognizes an individual’s lifetime commitment and significant contributions to advancing the commercial heat treating industry.

9. Pratt and Whitney celebrated 100 years in the aerospace industry. With over 90,000 engines in service around the globe, they have pushed the boundaries of aviation and human flight.

10. Alleima has met its sustainability targets, which were validated by the Science Based Targets initiative (SBTi), and are now aligned with the latest climate research. These targets mean that Alleima is reducing its Scope 1 and 2 CO2 emissions by more than 54% and Scope 3 emissions by 28% by 2030, using 2019 as the base year.



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Solar Atmospheres Expands for Medical Industry

Solar Atmospheres of Western PA is expanding with the addition of a brand-new all-metal hot zone vacuum furnace. The furnace is engineered specifically for the high-vacuum processing of critical medical components.

Robert Hill, FASM
President
Solar Atmospheres of Western PA

“This new furnace is equipped with an all-molybdenum hot zone and a finely polished stainless steel cold wall. Critical vacuum pumping will be conducted on the vacuum chamber only with the integration of two (2) isolation valves. This design has proven to produce bright clean work on the critical medical device materials that we are processing. We now have identical furnaces in our clean room working 24/7,” commented Bob Hill, president of Solar Atmospheres of Western PA.

The furnace is 24” x 24” x 36” deep with an all-metal hot zone.

Solar Atmospheres supported this expansion by doubling the size of their existing medical clean room.

Heat Treat Today original press release, last updated on 09/04/2025 at 5:09am.



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Heat Treater Expands Capacity and Footprint

Solar Atmospheres in Souderton, PA, has commissioned two additional 2-bar vacuum furnaces, expanding its capabilities to meet demand in the aerospace and industrial gas turbine sectors. The equipment will allow the company to specialize in hydride/de-hydride processing of titanium, tantalum and niobium.

Mike Moyer
Vice President of Sales
Solar Atmospheres Souderton

These vacuum furnaces, produced by the heat treater’s sister company, Solar Manufacturing, feature large working hot zones (45” x 45” x 72”) and are rated for operations up to 2400°F with a precise temperature uniformity of ±10°F.

“We’re thrilled to add these advanced furnaces to Solar Souderton’s lineup,” said Mike Moyer, vice president of sales, at Solar Atmospheres. “Equipped with Solar Manufacturing’s latest control systems, they ensure efficient, safe operation — meeting our customers’ needs for competitive pricing and fast delivery. This installation reinforces our commitment to consistently high-quality service.”

More Solar Atmospheres News…

Robert Hill, FASM
President
Solar Atmospheres of Western PA

Solar Atmospheres of Michigan, Inc., announced the completion of its 20,000 square-foot facility expansion, marked by the official receipt of an occupancy permit from Chesterfield Township.

“Next week, we’ll begin the process of moving our Shipping and Receiving Department, along with other essential ancillary equipment, into the newly completed adjoining building,” said Bob Hill, president of Solar Atmospheres of Michigan. “This expansion is a vital step forward, enabling us to optimize workflow, boost production capacity, and further improve the quality of our vacuum heat treating services for our valued clients.”

The expanded facility will allow Solar Atmospheres of Michigan to streamline operations and meet growing customer demands from various industries.

The press releases are available in their original forms here and here.



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Heat Treat Boot Camp Tours Solar Atmospheres’ Western PA Facility

Last week, Heat Treat Today wrapped up its third annual Heat Treat Boot Camp with a tour of a local commercial heat treating company, witnessing the operation of multiple vacuum furnaces, including the largest capacity vacuum furnaces in the United States.

The overall sentiment from the Heat Treat Boot Camp attendees was resounding gratefulness for and enjoyment of the visit to the 115,000 square-foot Solar Atmospheres of Western Pennsylvania facility, located in Hermitage, PA. For those newbies to the industry, it provided them the opportunity to experience a heat treat shop environment and connect what they learned during the sessions to how it looks in operation.

Heat Treat Boot Camp attendees in front of the NEO, one Solar Atmospheres’ vacuum oil quench furnaces

“Really great tour,” said Heat Treat Boot Camp attendee G. Eric Gisonno. “[I’m] so thankful to Solar and Bob Hill for spending time with us and allowing us to see them in action.”

Robert Hill, FASM
President
Solar Atmospheres of Western PA

Bob Hill, president of Solar Atmospheres, treated the 22 attendees to a comprehensive and fascinating tour which ranged from learning about the origin of the company to observing products in production process to seeing final completed parts. Attendees were in awe as they walked the floor taking in the daily production protocols. The tour concluded in front of the NEO, a vacuum oil quench furnace that earned Solar Atmospheres an accreditation from Boeing for its ability to oil quench alloy steels in accordance with Boeing’s specification BAC 5617. Those present were able to observe a part being vacuum oil quenched in real time.

Trevor Jones
CEO
Solar Manufacturing

Mr. Hill also provided an exclusive sneak preview of the company’s upcoming presentation, “The Future of Vacuum Oil Quenching is Now!,” which he and Trevor Jones, president of Solar Manufacturing, will deliver at the FNA 2024 show in Columbus, OH, this October.

Thanks to Bob Hill and the team at Solar Atmospheres of Western PA for their kindness and hospitality.

Main photo: Heat Treat Boot Camp attendees touring Solar Atmospheres of Western PA



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Heat Treater Breaks Ground in Michigan Expansion

RObert (Bob) Hill <br>President<br>Solar Atmospheres Michigan <br>Source: Solar Atmospheres
Robert (Bob) Hill, FASM
President
Solar Atmospheres of Michigan
Source: Solar Atmospheres

After successfully relocating and commissioning ten vacuum furnaces into their current facility, Solar Atmospheres of Michigan Inc. is poised for further expansion. Bulldozers have commenced work on a new 20,000-square-foot building, which will more than double the current footprint at their Chesterfield, Michigan, location.

Bob Hill, president of Solar Atmospheres of Michigan, commented, “This expansion will create a larger shipping and receiving area to better serve our customers’ needs and position us for future growth. Come watch us grow!”

Source: Solar Atmospheres

This press release is available in its original form here.


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Heat Treater Completes Michigan Move

Source: Solar
Robert (Bob) Hill, FASM
President
Solar Atmospheres of Western PA
Source: Solar Atmospheres

Solar Atmospheres of Michigan has successfully relocated from the old Fraser and Warren facilities to a new location in Chesterfield, Michigan. All ten furnaces (both new and existing) are fully operational at the Chesterfield plant, heralding a new era of efficiency and productivity.

This spring, construction will begin on a 15,000 square foot expansion on an adjacent lot. The expansion will allow for the investment in cutting-edge vacuum furnaces from Solar Manufacturing.

Bob Hill, president of Solar Atmospheres of Michigan, states, “Our future is very bright in Michigan. The consolidation and expansion will allow us to elevate our service standards and meet the evolving demands of our clientele across Michigan and the surrounding states. Solar of Michigan remains steadfast in its dedication to innovation, service excellence, and customer satisfaction as it ventures into this new chapter of growth and expansion.”

This press release is available in its original form here.


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Car Bottom Furnace Increases Large Component Heat Treat for Solar Atmospheres

Solar Atmospheres of Western PA recently commissioned their third car bottom air furnace. This Class 2 air furnace has a maximum operating temperature of 1350°F measures 60” wide x 38” high x 168” deep.

The newly installed equipment, manufactured by Heat Treat Equipment Inc., joins two other HTE car bottom furnaces that are 14’ long and 20’ long respectively.

“After successfully hardening in vacuum at 1850°F +/- 10°F, the fully hardened die was transferred to the air car bottom furnace for the triple temper operation of 1025°F +/- 10°F.” – Bob Hill, President, Solar Atmospheres WPA and Michigan
Source: Solar Atmospheres
Source: Solar
Robert (Bob) Hill, FASM
President
Solar Atmospheres of Western PA
Source: Solar Atmospheres

Bob Hill, president of Solar Atmospheres of Western PA and Michigan, states, “the addition of this large air tempering/aging equipment compliments our five (5) state of the art vacuum car bottom furnaces very nicely. Instead of hardening and triple tempering this 6000 pound H13 die exclusively in a vacuum environment, Solar can save our customers and our company over 100 hours of valuable and expensive vacuum processing time.”

He continues, “After successfully hardening in vacuum at 1850°F +/- 10°F, the fully hardened die was transferred to the air car bottom furnace for the triple temper operation of 1025°F +/- 10°F. These large and uniform car bottom furnaces are a win/win for both the customer and for production — not exclusively for heavy parts, but also when treating long components.”

This press release is available in its original form here.


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Record Setting Titanium Load Processing Achieved

HTD Size-PR Logo

Source: Solar
Robert (Bob) Hill,
President at
Solar Atmospheres of Western PA
Source: Solar Atmospheres

A western PA heat treater recently degassed 175,000 pounds of 6AI-4V titanium in their 48-foot-long vacuum furnace. This is the largest and heaviest single load of titanium ever processed in the company's history.

Solar Atmospheres of Western PA vacuum degassed the load consisting of 154 sheets of titanium 40” x 240”. Their president, Bob Hill, states, “The future of the global aerospace titanium market is very promising with the many opportunities in the commercial and military aircraft markets!”


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