feuerfeste Ziegel für Hochofen

itemsindexZGN-42GN-42Al2O3%42 min42 minFe2O3%1.6 max1.7 maxrefractoriness176176refractoriness under load at 0.2Mpa1450 min1480 minpermanent linear change1450OC,3h00-0.2-0.3apparent porosity,%15 max16 maxcold crushing strength,Mpa58.8 min49.0 min Physical and chemical indicators of refractory clay brick for blast furnace Shandong Wanqiao Group Co.,ltd. mainly produces silica bricks and clay bricks for coke oven. We have four 180-meter tunnel-kiln production lines of silica bricks. And the annual output of silica bricks is up to 80,000 tons. We also have two 90-meter tunnel-kiln production lines of clay bricks, the yearly output of which is about 50,000 tons.We have the worlds leading hardware device and efficient management system. Our company has passed the system certification of ISO9001;2000. Both quality and quantity of our products are well-known in ChinaInrecent years, we activelygo into the international market, havingsold ourproducts toEngland, Canada, Mexico, Japan, Argentina, Pakistan, Columbia, Indonesia, India, Iran, Thailand, Vietnam, South Korean etc.