Henan, China
silicon dioxide
60%-70%
20%-30%
International Standard
International Standard
Common (1580°< Refractoriness< 1770°)
International Standard
International Standard
Anti Acid Brick
2.3--2.4
ISO9001:2008
High-resistance to liquid & gas acids
200*200*15mm.150*150*20mm
$0.15 - $0.50/pieces