Pink fused alu.oxide for grinding head/Bistrique/Grinding wheel
USD $999 - $1999 /Metric Ton
Min.Order:2 Metric Tons
ZHENGZHOU HAIXU ABRASIVES CO.,LTD
Pink fused alu.oxide for grinding head/Bistrique/Grinding wheel
Pink Fused Alu.oxide is bayer alumina,which is electrically fused in high temperature,being added with the right quantity of oxidized chromium. lt is pink.lts hardness is close to,but toughness higher than that or WA.
Chemical composition
Specification | Low chromium | Medium chromium | High chromium | ||||||
Al2O3 (%) | Cr2O3 (%) | Na2O (%) | Al2O3 (%) | Cr2O3 (%) | Na2O (%) | Al2O3 (%) | Cr2O3 (%) | Na2O (%) | |
F12-F80 | ≥98.50 | 0.20-0.45 | ≤0.50 | ≥98.20 |
0.45-1.00 | ≤0.55 | ≥97.40 | 1.00-2.00 | ≤0.55 |
F90-F150 | ≥98.50 | ≤0.50 | ≥98.20 | ≤0.60 | ≥97.00 | ≤0.60 | |||
F180-F220 | ≥98.50 | ≤0.50 | ≥97.80 | ≤0.70 | ≥96.50 | ≤0.70 | |||
Physical property
Basic minerals | Crystal size μm | True density g/cm3 | Bulk density g/ cm3 | Knoop hardness kg/mm2 |
α-Al2O3 | 600-2000 | ≥3.90 | 1.40-1.91 | 2200-2300 |
Application: The abrasive tools made of it feature excellent durability and high processing cleanness,which are suitable for the precision grinding of the measuring tools,lathe main shafts,instruments and apparatus parts,threading workpieces and samplers,etc.