Great Lakes Regional Pollution Prevention Roundtable
Promoting Pollution Prevention Through Information Exchange
Help Desk Archive
Plastics used in patternmaking and information on chemically bonded sands
I have two questions. 1. What kinds of plastics, ureathanes etc., have been popular in patternmaking in the last 40 years? 2. Do you have any information available on chemically bonded sand?
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Your first question is outside the scope of my expertise and the resources I have available. I suggest you try this one with your school's library.
As for your second question, the resources below have some general information. If you're looking for something more specific, please let me know.
Chemically Bonded Sand: Use and Reclamation
Thermal Reclamation of Chemically Bonded Foundry Sand
Electric Resistance Indirect Radiant-Heated Sand Reclaimer Economic Answer to Sand Reclamation
Putting sand reclamation to the test at General Motors
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