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Chemical,properties,PSD and manufacturer of pink aluminum oxide F12-F220

CHEMICAL,PROPERTIES,PSD AND MANUFACTURER OF PINK ALUMINUM OXIDE F12-F220

Pink aluminum oxide is also called pink fused alumina,pink corundum,pink electrocorundum,”PFA” “PA” for short.

It is made from chrominum oxide and high quality aluminum oxide.

Chemical of pink aluminum oxide F12-F220

Item Al2O3(%) Cr2O3(%) Na2O(%) Fe2O3(%)
Low chrominum ≥98.5 0.2-0.45 ≤0.3 0.01-0.05
Medium chrominum ≥98.2 0.45-1.00 ≤0.3 0.01-0.05
High Chrominum ≥97.5 1.00-2.00 ≤0.35 0.01-0.05

Physical properties of pink aluminum oxide F12-F220

Basic minerals α-Al2O3
Crystal size μm 600-2000
True density  g/cm3 ≥3.90
Bulk density g/ cm3 1.40-1.91
Knoop hardness kg/mm2 2200-2300

PSD(Particle Size Distribution) of pink aluminum oxide F12-F220

Grit Diameter range(um) Grit Diameter range(um)
F12 2000-1700 F54 355-300
F14 1700-1400 F60 300-250
F16 1400-1180 F70 250-212
F20 1180-1000 F80 212-180
F22 1000-850 F90 180-150
F24 850-710 F100 150-125
F30 710-600 F120 125-106
F36 600-500 F150 106-75
F40 500-425 F180 90-63
F46 425-355 F220 75-53

Manufacturer of pink aluminum oxide–zhengzhou haixu abrasives co.,ltd

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