Cumi’s Roll Grinding Wheels are extensively used in steel rolling mills for grinding the rolls in their roll in their roll shop. Cumi has the complete product range to grind various types of rolls for Hot as well as Cold rolling mills. Cumi has both conventional and microcrystalline abrasives. It offers exceptional cutting action with less wheel wear.
| Selection Parameters | Work Roll | Back up Roll | ||
|---|---|---|---|---|
| HRM* | CRM* | HRM* | CRM* | |
| Wheel Diameter | Upto 1100 mm | Upto 1100 mm | Upto 1100 mm | Upto 1100 mm |
| Wheel Thickness | Upto 150 mm | Upto 150 mm | Upto 150 mm | Upto 150 mm |
| Roll Material | High Chrome Iron, ICDP, HSS | Forged Steel | High Chrome Iron, ICDP, HSS | Cast Steel |
| Type of Grains | Green Silicon Carbide (GC), Micro Crystal (SG) | Alu. Oxide (A,SA) Micro Crystal (SG) | Alu. Oxide (A,DA,SA) Micro Crystal (SG) | Alu. Oxide (A,SA) Micro Crystal (SG) |
| Popular Grits | 30, 36, 46, 60 | 46 to 100 | 30, 36 | 24 to 36 |
| Type of Bond | TDR206, B14X | TDR384, B14, B14X | B14, TDR384 | TDR384, B14Y |
| Hardness | H - M | H - M | H - L | H – L |
| Structure | 5 to 9 | 5 to 9 | 5 to 9 | 5 to 9 |
| Wheel Speed | 33 to 60 MPS | 33 to 60 MPS | 33 to 60 MPS | 33 to 60 MPS |
| Roll Type | Grinding Wheel | Cumi’s Metal Working Fluid | |
|---|---|---|---|
| Conventional | Premium | ||
| Work Roll | GC361 TDR112MRA | 3SG36 L6 B14X | Cimtech D14 |
| Back Up Roll | 3SA 36 I5 B14 | 3SG36 J6 B14Y | Cimtech D14 |
| Roll Type | Grinding Wheel | Cumi’s Metal Working Fluid | |
|---|---|---|---|
| Conventional | Premium | ||
| Work Roll | 3SA60 J5 B14 | 3SG60 L6 B14X | Cimstar MB602C |
| Back Up Roll | 3SA 36 I5 B14 | 3SG36 J6 B14Y | Cimstar MB602C |
