5kg ceramic melting crucible . for gold induction furnace, gold, silver, copper melting

Product Overview

Description

 

Selected quality quartz as materials combined with advanced ceramic processing workmanship mainly

used for platinum gold,and other high temp alloy melting high purity anti-corrosion anti strong acid and

strong alcali the main component is Sio2≥99.99 % and other materials (K2O, Na2O Fe2O3) less than 0.10 % ,

good hardness, compress resistance ≥70MPa, high thermal shock resistance,

There is no crack eve after hundred sudden heat and sudden cold