fireclay brick with low porosity for bf-利来登录

fireclay brick with low porosity for bf

product details

fireclay brick for bf

item zgn-42 gn-42
al2o3% 42 42
fe2o3% 1.6 1.7
refractoriness,    1750   1750
appearance porosity,% 15 16
cold crushing strengthmpa   58.8   49.0
refractoriness under load,0.2mpa,℃   1450   1430
linearing changes on reheating(1450×3h)% 0-0.2 0-0.3
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