ALC 41100 40 Grit Coal Slag – 50 lbs.

50LBS; 40 GRIT; .025″ APPROXIMATE SIZE; 6.0-7.0 MOHS; COAL SLAG ABRASIVE IS A FAST CUTTING, ECONOMICAL ABRASIVE USED TO REMOVE HEAVY RUST SCALE OR PAINT FROM STEEL AND OTHER HARD MATERIALS; THIS ABRASIVE IS TYPICALLY USED IN A PRESSURE BLASTER OR SIPHON BLASTER WHERE THE ABRASIVE IS NOT BEING RECYCLED; COAL SLAG IS MOISTURE RESISTANT AND DOES NOT PACK WHICH REDUCES CLOGGING; THIS ABRASIVE HAS SHARP ANGULAR EDGES AND PROVIDES A HIGH DEGREE OF ETCH FOR SURFACE PREPARATION AND COATING ADHESION