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Alumina hollow ball brick

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Item	Alumina hollow ball brick			Zirconia hollow ball brick
Item	85brick	90brick	99brick	98brick
Maximum use temperature ℃	1680	1700	1800	≤2200
al2o3 %	≥85	≥90	≥99
zro2 %	≥98(With stabilizer）
sio2 %	≤15	≤8	≤0.2	≤0.2
fe2o3 %	≤0.2	≤0.2	≤0.2	≤0.2
Bulk density g/cm3	1.4-1.7	1.4-1.7	1.4-1.7	≤3.0
Normal temperature compressive strength mpa	≥12	≥10	≥9	≥8
Load softening start temperature ℃	≥1650	≥1700	≥1700	≥1700
(0.1mpa,0.6%)	≥1650	≥1700	≥1700	≥1700
Reburning line change rate %	±0.3	±0.3	±0.3	±0.2
(1600℃×3h)	±0.3	±0.3	±0.3	±0.2
Thermal expansion coefficient×10-6	～7.8	～8.0	～8.6	～9.1
（Room temperature-1300℃）	～7.8	～8.0	～8.6	～9.1
Thermal Conductivity w/(m.k)	≤0.6	≤0.7	≤1.5	≤0.3
(average temperature800℃）	≤0.6	≤0.7	≤1.5	≤0.3

Foshan Chenming New Material Technology Co., Ltd. mainly provides tunnel kilns, roller kilns, shuttle kilns, rotary kilns, clinker kilns for various industries such as glass, building materials, metallurgy, nonferrous metals, electricity, petrochemicals, ceramics, mechanical casting, etc. , Glass kilns, aluminum melting kilns, blast furnaces, converters, heating furnaces, electric furnaces and other refractory and heat preservation materials required for various industrial kilns; among them high alumina bricks, clay bricks, fused zirconium corundum bricks, sintered zirconium corundum bricks, sintered zirconium Mullite bricks, high-quality silica bricks, light-weight mullite bricks, high-aluminum poly-light bricks, clay insulation bricks, various insulation cotton, roll blankets, insulation blankets, aluminum silicate boards; multi-purpose casting materials and high Aluminum cement, high alumina powder, refractory mud, perlite and other unshaped refractory materials have always been best-selling products. Foshan Chenming New Material Technology Co., Ltd. has independent import and export rights and can provide customers with import and export services. It has its own professional kiln The construction team can provide customers with kiln design, construction and turnkey engineering services.

Contact: Mr. Cheng

Mobile: 13690335955

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