Emery (Corundum)

emery-corundum-60942a3

General Product Information:

Emery sand namely aluminum oxide is an extremely sharp, long lasting, blasting abrasive that can be recycled many times. It is the most widely used abrasive in blast finishing and surface preparation because of its cost, longevity and hardness. Harder than other commonly used blasting materials, aluminum oxide grains penetrate and cut even the hardest metals and sintered carbide. Chemical CompositionsItem Name Conc(%) Na2O 0.07802 MgO 1.181 Al2O3 40.46 SiO2 26.87 P2O5 0.2499 SO3 0.01015 K2O 0.06298 CaO 1.984 Ti2O3 1.606 Cr2O3 0.04053 MnO 0.4694 Fe2O3 26.91 ZnO 0.01335 Y2O3 0.01817 ZrO2 0.04186 Physical PropertiesBasic Mineral a-AL2O3 True Specific Gravity 3.96-4.10g/cm3 crystal system Six-party body Color Dark Brown Moh's Harness 7.49-8.00 Melting Point 1180-1280? Grain Size Mesh 8-240 Comparison Chart for Grit Sizes Between China & Other CountriesGrit China&Europe Japan America F4 5600-4750 5600-4750 F5 4750-4000 4750-4000 F6 4000-3350 4000-3350 F7 3350-2800 3350-2800 F8 2800-2360 2800-2360 2800-2360 F10 2360-2000 2360-2000 2360-2000 F12 2000-1700 2000-1700 2000-1700 F14 1700-1400 1700-1400 1700-1400 F16 1400-1180 1400-1180 1400-1180 F20 1180-1000 1180-1000 1180-1000 F22 1000-850 1000-850 -------- F24 850-710 850-710 850-710 F30 710-600 710-600 710-600 F36 600-500 600-500 600-500 F40 500-425 500-425 -------- F46 425-355 425-355 425-355 F54 355-300 355-300 355-300 F60 300-250 300-250 300-250 F70 250-212 250-212 250-212 F80 212-180 212-180 212-180 F90 180-150 180-150 180-150 F100 150-125 150-125 150-125 F120 125-106 125-106 125-106 F150 106-75 106-75 106-75 F180 90-63 90-63 90-63 F220 75-53 75-53 75-53 F240


Marketplace:

Country:China
Industry:Abrasive Industry
Delivery Time:0000-00-00
Type:Selling Offer

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