Square shape ceramic melting crucible,Ceramic crucible for melting silica bowl,gols/silver/platinum melting crucible

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