China 92 Alumina Ceramic Cylinder Grinder Alumina Ceramic Column Ceramic Cylinder, Find details about China Ceramic Cylinder Grinder, Ceramic Cylinder from 92 Alumina Ceramic Cylinder Grinder Alumina Ceramic Column Ceramic Cylinder
Category | HC90 | HC92 | HC95 | HCT95 | HC99 | HC-ZTA | ZrO2 |
Al2O3 | ≥90% | ≥92% | ≥95% | ≥ 95% | ≥ 99% | ≥75% | / |
ZrO2 | / | / | / | / | / | ≥21% | ≥95% |
Density | >3.50g/ cm3 | >3.60g/cm3 | >3.65g/cm3 | >3.70g/cm3 | >3.83g/cm3 | >4.10g/cm3 | >5.90g/cm3 |
HV 20 | ≥900 | ≥950 | ≥1000 | ≥1100 | ≥1200 | ≥1350 | ≥1100 |
Rock Hardness HRA | ≥80 | ≥82 | ≥85 | ≥88 | ≥90 | ≥90 | ≥88 |
Bending Strength MPa | ≥180 | ≥220 | ≥250 | ≥300 | ≥330 | ≥400 | ≥800 |
Compression strength MPa | ≥970 | ≥1050 | ≥1300 | ≥1600 | ≥1800 | ≥2000 | / |
Fracture Toughness KIc MPam 1/2 | ≥3.5 | ≥3.7 | ≥3.8 | ≥4.0 | ≥4.2 | ≥4.5 | ≥7.0 |
Wear Volume | ≤0.28 cm3 | ≤0.25cm3 | ≤0.20cm3 | ≤0.15cm3 | ≤0.10 cm3 | ≤0.05cm3 | ≤0.02cm3 |