ZHOK Alumina Crucibles are manufactured for more than 20 years and have a skill production technology in different shapes and range of sizes from few milliliters to several liters, these fully dense, high purity an high temperature use, fine grain products find use in a range of high temperature applications such as metal processing / molten glass, rapid thermal cycling, gemstone purification for jewelry industry etc. Majodrity of applications require the ceramic to be impervious, porous forms can also be made on order.
Long working time: 1600C
Compressive Strength: 2500Mpa
Flexural Strength: 360Mpa
Thermal Shock: Good
Max service temperature: 1800 C