Smelting ZnO Crucibles #1 Refractory Clay Crucible Pots

Product Description

1.Handmade
2.High temperature refractory material.
3.Smelting ZnO crucible with purity of more than 99.5%

Product Features

1. Indirect smelting of ZnO.
2.No easy to deform.
3.No easy to crack.
4. Anti-ZnO liquid erosion.

Chemical and Physical indicators

ItemsUnitEnterprise standardDirections
Ai203%≥29.6
Si02%≥67.2
Fe203%≤0.64
Apparent Porosity%<32firing till 900℃
Cold compressive Strengthkg/cm2>80firing till 900℃
Operating temperature≥1550The furnace core temperature

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