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Time To Evacuate Atmospheric Pressure

/ FEATURED NEWS, MANUFACTURING HEAT TREAT, VACUUM FURNACES TECHNICAL CONTENT

Source: Ipsen Harold

Time to evacuate! When it comes to evacuating atmospheric pressure from vacuum furnace chambers, the addition of a diffusion pump can help attain a lower system pressure than the typical roughing pump and vacuum booster pump allow.

This best of the web article identifies the basics of vacuum furnace pumps and then explains how diffusion pumps in particular work and identifies a few considerations to think about to determine if you need this addition or not.

An excerpt:

"For the diffusion pump to function properly, the main and foreline valves must be open, allowing the furnace to operate in high vacuum. Fluid at the bottom of the pump is heated to boiling and forced up through the center of the jet assembly."

Read more at "Ask the Expert: How Does a Diffusion Pump Really Work?"

Find heat treating products and services when you search on Heat Treat Buyers Guide.com

 

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Extend Your Life: Hot Zone Replacement

/ FEATURED NEWS, MANUFACTURING HEAT TREAT, VACUUM FURNACES TECHNICAL CONTENT

Source: Ipsen

Where is all of the action happening? In the "hot zone". More than just a catchy name, you always want to make sure this high-impact area is working the best it can.

This best of the web article will show you how to maintain your hot zone with three key tips, and then give you a 5-point run-down on how you know you it’s time to replace it.

An excerpt:

"Depending on your process and parts, hot zones can last for many years (5-8 years on average) or may need to be replaced more frequently. Several factors that affect the lifespan of a hot zone include:"

Read more: "A Look Inside the Furnace: Hot Zone Maintenance for Extending Lifespan"

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