The picture shows a batch of heat treatment fixtures accessories produced in March 2017, mainly including cast base tray, intermediate grate, spacer tube, bearing beam, beam, tool rack, etc., using silica sol precision casting, the material is 1.4849, and the size is as large as 1300*700 *50mm, as small as Ø36/26* H=90/135/180mm, after passing the inspection, it has been shipped.