Different materials of blasting compare:
material
steel shot
steel grit
quartz sand
glass beads
silicon carbide
blasting nozzle
20-40hrs
30-50hrs
40-50hrs
100-300hrs
tungsten carbide blasting nozzle
100-200hrs
150-260hrs
200-280hrs
500-1500hrs
boron carbide
blasting nozzle
600-1200hrs
900-1400hrs
1400-1900hrs
2100-2400hrs