A high-grade, ultra-pure alumina manufactured calcined alumina. Available in premium grades specifically approved for aerospace applications, such as Rolls Royce CSS12, Airbus ABR9-0160 etc.
This is also referred to as Alumac.
In addition to the grades below, micro grades and specialist blends are available.
PROPERTIES
Abrasive Type
Density
3.95 g/cm³
Bulk Density
1.7 g/cm³
Hardness
9.5 Mohs
Friability
Recyclability
Dust Levels
Shape
GRADES
WA220 | 0.053 – 0.074 mm |
WA180 | 0.062 – 0.074 mm |
WA150 | 0.074 – 0.105 mm |
WA120 | 0.105 – 0.125 mm |
WA100 | 0.125 – 0.149 mm |
WA90 | 0.149 – 0.177 mm |
WA80 | 0.177 – 0.21 mm |
WA70 | 0.21 – 0.25 mm |
WA60 | 0.25 – 0.297 mm |
WA54 | 0.297 – 0.35 mm |
WA46 | 0.35 – 0.42 mm |
WA36 | 0.50 – 0.59 mm |
WA30 | 0.59 – 0.71 mm |
WA24 | 0.71 – 0.84 mm |
WA20 | 1.00 – 1.19 mm |
WA16 | 1.19 – 1.41 mm |
WA14 | 1.41 – 1.68 mm |
WA12 | 1.68 – 2.00 mm |
APPLICATIONS
• Anti Slip Floors / Safety Flooring
• Automotive
• Bonded and Coated Abrasives
• Castings and Forgings
• Glass & Ceramics: Decorative marking
• Glass & Ceramics: Frosting & line marking
• Glass & Ceramics: Paint & print removal without damage
• Glass & Ceramics: Satin finish
• Lapping and Polishing/Lapidary/Optical
• Metals: Aerospace approval
• Metals: Cleaning without dimensional change
• Metals: Flash removal
• Metals: Keying surfaces for rubber/plastic bonding
• Metals: Light deburring
• Metals: Peening
• Metals: Removal of hard deposits/investment
• Metals: Matt or textured finish
• Metals: Mould die and tool cleaning
• Metals: Preconditioning and cleaning
• Metals: Preparation for paint metal or plastic spraying
• Metals: Preparation for enamelling/electroplating/anodising
• Metals: Removal of paint/scale/rust
• Metals: Removal of solder/weld/flex
• Metals: Sheen finishing or anti-reflective treatment
• Nuclear and Power Generation
• Oil and Gas Industries
• Plastics & Composites: Cosmetic matt or texture finish
• Plastics & Composites: Deflashing & preparation of electronic components
• Plastics & Composites: Deflashing thermoset mouldings
• Plastics & Composites: Deflashing rubber components and die casting
• Plastics & Composites: Preparation for paint or metal sprayings
• Plastics & Composites: Removal of paint and coating
• Polishing
• Refractories and Furnace Linings
• Surface Finishing
• Surface Preparation
• Vapourblasting / Wetblasting
• Vehicles
• Vibratory Media Manufacture
• Wet/Slurry Blasting