ABRASIVE MATERIAL
Physical Characteristics
Fused Brown Aluminium Oxide
Basic Mineral - α-Al2O3
Crystal System - Hexagonal
Crystal Colour - Brown
Density >3.90g/cm3
Mohs Hardness 9
Hardness HV1800-2200
Grinding Ability (Compared with diamond as one) 0.10
(900° x+10-6K-1) Linear Expansion Coefficient (When 900Cz = 10-6K-1) = 7.6
Electrical Resistivity = 1014-1016 Ω•cm
Fused White Aluminium Oxide
Basic Mineral - α-Al2O3
Crystal System - Hexagonal
Crystal Colour - White
Density >3.90g/cm3
Mohs Hardness 9
Hardness HV2200-2300
Grinding Ability (Compared with diamond as one) 0.12
(900° x+10-6K-1) Linear Expansion Coefficient (When 900Cz = 10-6K-1) = 8.3
Electrical Resistivity = 1014-1016 Ω•cm
Black Silicon Carbide
Basic Mineral - α-SiC
Crystal System - Hexagonal
Crystal Colour - Black
Density >3.12g/cm3
Mohs Hardness 9.15
Hardness HV3100-3280
Grinding Ability (Compared with diamond as one) 0.25
(900° x+10-6K-1) Linear Expansion Coefficient (When 900Cz = 10-6K-1) = 4.4
Electrical Resistivity = 3x105-3x107 Ω•cm
Green Silicon Carbide
Basic Mineral - α-SiC
Crystal System - Hexagonal
Crystal Colour - Green
Density >3.18g/cm3
Mohs Hardness 9.15
Hardness HV3280-3400
Grinding Ability (Compared with diamond as one) 0.28
(900° x+10-6K-1) Linear Expansion Coefficient (When 900Cz = 10-6K-1) = 4.6
Electrical Resistivity = 3x105-3x107 Ω•cm
Garnet
Form: Rough Grit
Colour: Deep Red / Reddish Brown
Smell: Odourless
Size Ranges: #60/30 (0.25-0.60mm)
Specific Gravity (Approx.): 4.1g/cc.
Bulk Density: 2.3t per cubic meter
Hardness: 8.0 Mohs.
Mineral: Almandine
Please contact us for pricing on all abrasive materials.
Free Call 1800 809 228 or email sales@abasco.com.au
Head Office - Melbourne
Phone : +61 3 9560 5100
Fax : + 61 3 9561 8500
Abasco Trading Pty Ltd - Unit 4, 7-17 Geddes St - Mulgrave Victoria 3170 - Australia