Loading Port:China Main Port
Payment Terms:TT OR LC
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It is the ideal materials , glass smelting furnace and other industrial thermal kilns.
The products are possessed of the following characteristics: stable quality, small overall dimension tolerance, high softening temperature by loading, small true density, few quartz residue, etc. It wins appreciation and compliments from the customers as home and abroad. Through the examination of the refractory material quality inspecting center of state, the physical and chemical index of this product reaches or surpasses international standard; this product has passed ISO9000 quality system authentication. It is the ideal materials , glass smelting furnace and other industrial thermal kilns.
Technical data
Silica brick for glass furnace | |||||||
Item: | GF-96A | GF-96B | GF-95A | GF-95B | |||
SiO 2 | ≥96 | ≥96 | ≥95 | ≥95 | |||
Fe 2 O 3 | ≤0.8 | ≤1.0 | ≤1.2 | ≤1.2 | |||
Apparent porosity % | ≤22(24) | ||||||
Cold Crushing Strength MPa | Brick below20KG | ≥35(30) | |||||
Brick ≥20KG | ≥30(25) | ||||||
Refractoriness under load ºC | ≥1680 | ≥1670 | ≥1660 | ≥1650 | |||
True density g/cm ³ | ≤2.34 | ≤2.34 | ≤2.35 | ≤2.35 | |||
Silica brick for coke oven | |||||||
Item: | CO-94A | CO-94B | |||||
SiO2: % | ≥94 | ≥94 | |||||
Al 2 O 3 : % | ≤ 1.5 | ≤ 1.5 | |||||
Fe2O3: % | ≤ 1.5 | ≤ 1.5 | |||||
Refractoriness under load 0.2Mpa | ≥ 1650ºC | ≥ 1650ºC | |||||
Apparent porosity: % | ≤ 22 | ≤ 24 | |||||
Bulk density: g/cm ³ | ≤ 2.34 | ≤ 2.35 | |||||
Cold crushing strength: MPa | ≥30 | ≥25 | |||||
Permanent linear change % (1450ºC ×2h) | 0~0.2 | 0~0.2 | |||||
Thermal expansion(1000ºC) | ≤1.28 | ≤1.30 | |||||
Silica brick for hot blast furnace |