Product Description
Blackjack abrasives are specially fractionated and dried coal slag products. Blackjack is extremely hard and sharp to provide excellent cutting and finish removal.
Features of Blackjack Industrial Abrasive
- Black color
- Hard, angular particles
- Moisture free and clean
- Chemically inert
- Low free silica
Grades & Applications
- 1240 COARSE: Machinery, heavy equipment, bridges, oil rigs, mining equipment, and ships
- 2040 MEDIUM: Medium coating, structural steel, stone lettering, and machine parts
- 3060 FINE: Light surface rust, scale removal, light deburring, and glass etching.
Physical Properties
- Shape: Angular
- Color: Black
- BD: 80-90 # / CF
- Specific Gravity: 2.7
- Hardness: 7
- Melting Point: 2300 F
Packaging
- 50 # bags
- 100 # bags
- 3000 # super sacks
- Bulk delivery in pneumatic truck