Alumina Ceramic Supports for Heating Element

• Refractoriness (℃): 1580< Refractoriness< 1770
• Feature: Long Time Materials, Square or Rectangle
• Type: Heat-Resistant Material
• Material: Alumina
• Alumina Content: 65
• Size: Customed
• Model NO.: GT-246
• Color: White,Grey
• End: Kiln Part
• Application: High Temperature Resistant, High Wear Resistance
• Finish: Collar, Slot, Curve
• Transport Package: Plywood Case
• Specification: Rohs
• Trademark: shangtao
• Origin: Shanghai, China
• HS Code: 8547100000
• Production Capacity: 500000 PCS Per Year

Product Description

Item	High corundum brick	Wearable corundum brick	Mullite corundum brick	Wearable corundum brick
Bulk density/cm3	3.0	2.9	2.9	2.7
Compression strength(under normal temperature) kg/cm2	≥400	≥600	≥250	≥200
Reheating linear shrinkage %	1650Cx3 hours≤0.5	1650Cx3 hours≤0.5	1600Cx3 hours≤0.5	1500Cx3 hours≤0.5
Al2o3 content %	≥ 95	≥ 93	≥ 85	≥ 93
Fe2o3 content %	≤0.5	≤0.5	≤0.5	≤0.5
The max working temperature	1750C(SK32)	1750C(SK32)	1750C(SK32)	1600C(SK24)

Bulk density/cm3:  2.9
Compression strength kg/cm2: >250
Reheating linear shrinkage %: 1650Cx3 hours≤0.5
Al2o3 content %:≥85
Fe2o3 content %:≤0.5