Steel grid
Product specification
| Reusable and highly efficient metal abrasive media, of sharp-edged grains. |
Three different hardness values: |
| GH: hardness: min. 700 HV (min. 60 HRC) |
| GL: hardness: 570 — 710 HV |
| GP: hardness: 470 — 610 HV |
Typical chemical composition
| Carbon (C): | 0,8 (m/m) — 1,2(m/m) |
| Manganese : | 0,35 (m/m) — 1,2(m/m) |
| Silicon (Si): | min. 0,4(m/m) |
| Sulfur (S): | max. 0,05(m/m) |
| Phosphorus (P): | max. 0,05(m /m) |
Physical properties
| Density: min 7.0 x 103 kg/m3 (7.0 kg/dm3) |
Available grain sizes
| Grit symbol | Nominal fraction (mm) |
| G 10 | 2,000 |
| G 12 | 1,700 |
| G 14 | 1,400 |
| G 16 | 1,180 |
| G 18 | 1,000 |
| G 25 | 0,710 |
| G 40 | 0,425 |
| G 50 | 0,300 |
| G 80 | 0,180 |
Packing:
| 25-kg bags placed on a wooden pallet and wrapped with heat shrinkable foil. |
Applications:
| roughing metal surfaces prior to applying protective coatings |
| removal of old protective coatings |
| removal of metallurgical and rolling scales from metallurgical products |
| blasting cast steel and cast iron castings from scales, or following their annealing or hardening processes |

Copyright (c) P.P.H. REWA 2008