This Chain Drag was designed to withstand a 700 degree product. The product is wheels varying in diameter from 16” to 22” standing on end weighing 50 lbs. each. Model 280 chain drags on 8-1/2” centers move the high temperature product down a 100’ long line during the cooling process. These No. 80 Flat Bar Chains are set on 67-1/2” degree angles to move the wheels at 30 fpm.