Coal Slag is one of the most versatile abrasives available and is generally used for the removal of thick coatings, rust, and mill scale. Coal Slag is widely used due to its profiling ability, economical price point, and availability. Coal Slag is frequently used in new steel and steel maintenance applications such as: blasting of storage tanks, water towers, bridges, ships, structural and plate steel, offshore platforms, and oil field maintenance.
Hardness: 6.0–7.0 Mohs
Bulk Density: 80–90 lbs./cu. ft.
Specific Gravity: 2.7 g/cc
Free Silica: Less Than 1%
Recommended nozzle pressure: 90–125 psi
Recommended working distance from surface: 18–36 inches
Bulk Bags: 3,000 and 4,000 lbs
Bags: 50 and 100 lbs
AVAILABLE SIZESCoarse (1040) Typical Profile:
4.0–5.0 milsMedium (1240) Typical Profile:
3.0–4.8 milsFine (2040) Typical Profile:
2.0–3.8 milsExtra Fine (3060) Typical Profile: