Lightweight silicon brick
A silica brick, lightweight technology, applied in the field of refractory materials, can solve the problems of short service life, poor thermal shock resistance, erosion, etc., and achieve the effects of low production raw material cost, strong thermal shock stability, and simple production process
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Embodiment 1
[0015] A lightweight silica brick comprising the following components in parts by weight:
[0016] 100 parts of silica particles, 120 parts of fine silica powder, 50 parts of silicon dioxide material, 20 parts of silicon carbide, 10 parts of limestone, 5 parts of silica gel liquid, 15 parts of graphite powder, 1 part of foaming agent, and 1 part of sodium tripolyphosphate.
[0017] Silica material is a mixture of silica stone material and waste silica brick pulverized material.
Embodiment 2
[0019] A lightweight silica brick comprising the following components in parts by weight:
[0020] 150 parts of silica particles, 200 parts of silica fine powder, 80 parts of silicon dioxide material, 25 parts of silicon carbide, 20 parts of lime, 7.5 parts of silica gel liquid, 20 parts of graphite powder, 4.5 parts of foaming agent, 1.5 parts of sodium tripolyphosphate.
[0021] Silica material is a mixture of silica stone material and waste silica brick pulverized material.
Embodiment 3
[0023] A lightweight silica brick comprising the following components in parts by weight:
[0024] 200 parts of silica particles, 240 parts of silica fine powder, 100 parts of silicon dioxide material, 30 parts of silicon carbide, 30 parts of limestone, 10 parts of silica gel solution, 25 parts of graphite powder, 5 parts of foaming agent, and 3 parts of sodium tripolyphosphate.
[0025] Silica material is a mixture of silica stone material and waste silica brick pulverized material.
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