Hole-opening Ceramic Arch

Hole fraction ≥65%

Acid resistant ≥99.8%

Hole-opening Ceramic Arch

Grate combination ceramic bar arch

Hole fraction ≥55%

Hole-opening Ceramic Arch
Itemunitsindex remark
Specific gravityG/cm³2.3-2.6ZBG94003-86
water absorption%<0.2GB8488-2001
Flexural strengthMpa≥45GB8488-2001
Compression strengthMpa≥200ZBG94003-86
Thermo-stability250-20°Cthree times No crackle three timeZBG94003-86
Comprehensive hole rate%≥62-68GB8488-2001
Product specm≤8.3 
Acid resistant%99.8DIN
Alkaline resistant%>99.8DIN
Bending tolerance%<0.5DIN

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