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300 BELOW INC

Business category 1 Sculptures
City ( of main office ) Decatur, US, United States
Address 2999 East Parkway Drive
Phones 1-217-423-3070
Fax 1-217-423-3075
Web site 300below.com
About 300% tooling life gains for 5% cost.

Services and Sell Equipment.

What is a cryo-processor? It is a computer-controlled processor. It comes with proven processing cooling curves programmed into the computer. Any other desired cooling curves can be easily programmed into the processor. To run the Model 701 Cryo Processor, one icon is clicked and the program will run automatically.

It is a dry process. Liquid nitrogen is converted to a gas before it enters the chamber so that at no time does liquid nitrogen come in to contact with the parts assuring that the dangers of cracking from too rapid cooling are eliminated.

The model 701 uses conventional electrical cooling to reduce the temperature to-100 F, making it the most economical processor on the market. At-100 F, the liquid nitrogen system cuts in, and the dry vapors of liquid nitrogen are used to cool to the desired cycle.

The electric cooling has another advantage. At the end of the run the processor is set to hold a temperature below freezing and not return to room temperature where condensation and rusting can be a problem.

The standard Model 701 Processor uses 220 volt, single phase 11. 2 amp service. For a small fee, any other power requirements can be built into the processor.

We list the capacity of the processor at 1500 lbs. We customarily run at 1800 to 2000 lbs. When we make our runs. We have run loads in excess of that although this practice is not recommended. When the processor is loaded about half full while running a normal load of ferrous tools, it uses about one pound of liquid nitrogen for every pound of material processed. Loads less then this are somewhat less efficient, while loads more the half are significantly more efficient.

Because of its ease of operation, its economy, and its great reliability, there are over 120 of these units running worldwide.

The question is often raised if the (heat) tempering should be performed inside the Cryo Processor or if it should be done in a separate tempering oven. We here at 300 Below Inc. Considered that question very early in our existence. It certainly would make for a smoother running operation if the material did not have to be transferred from one vessel to another. We found that there are certain considerations that did not make tempering in the cryo processor a good idea:

First: Different materials get different (heat) tempering cycles.

Second: Different cross sectional areas need different tempering times. Therefore how would it ever be possible to run loads of mixed materials or sizes. If you do, it is a compromise at best.

Date 2011 Oct 29, 00:10