Palmer Manufacturing’s HCCL-Series sand classifier system has four major components: a base, or plenum chamber, into which fluidizing air is supplied by a blower; a fluidizing deck; a heat exchanger bundle; and a main body, which serves as a cover and pressure chamber.
Many foundry managers and operators wonder about the possibility and/or effectiveness of removing airborne sand fines by using a fluid bed classifier. The following summary will help anyone to troubleshoot the sand classification process to increase fines removal. Removing sand fines through the classifier depends on several process details, namely 1) dwell time; 2) fluidizing air volume; and 3) exhaust negative pressure in the head space. Dwell time — The sand in a fluid-bed system ...
Register for Free Access (Valid Email Required)
Please register to get free access to Adjusting Sand Classifiers to Reduce Fines as well as all of Foundry Management & Technology's exclusive content. You will also receive a complimentary 8-page copy of the 2017 Business Outlook for Metalcasting (retail value $10) sent to you by email.