อิฐซิลิก้า

Silica bricks refer to refractory bricks with a content of SiO2 exceeding 93%, and are the main varieties of acid อิฐทนไฟ. Mainly used for building coke ovens, but also for load-bearing parts such as the vaults of various glass, ceramics, carbon calciners, refractory bricks and other thermal kilns. It is also suitable for high temperature load-bearing parts of hot blast stoves, but not suitable for thermal equipment with large temperature fluctuations below 600°C.