Information Material:
| Type | Operation | Speed | Good | Better | Best |
|---|---|---|---|---|---|
| Gudgeon Pin | Rough | 35 | A463 L5 V10C | AA463 L5 V2020 | 1CUMISA461 K6 VCAE |
| 50 | A463 K5 V45C | AA463 K5 V2020/50 | 1CUMISA461 K6 VC500/50 | ||
| Semi Finish | 35 | A60 L5 V10C | AA60 L5 V2020 | 1CUMISA601 K6 VCAE | |
| 50 | A60 K5 V45C | AA60 K5 V2020/50 | 1CUMISA601 K6 VC500/50 | ||
| Finish | 35 | A100 J5 V10C | AA100 J5 V2020 | 1CUMISA100 J6 VC500 | |
| 50 | A100 J5 V45C | AA100 J5 V2020/50 | 1CUMISA100 J6 VC500/50 | ||
| Fine Finish | 35 | - | A220 N5 VK12 | - | |
| Super Finish | 35 | - | C320 P5 BYZ | A400 F5 RABX | |
| 45 | - | - | A400 G7 RBCX |
| CUMI Code | Grit Range | Diameter | Thickness | Hardness | Structure | Speed | ||
| (mm) | (Inch) | (mm) | (Inch) | (mps) | ||||
| CUMISA | 46 - 120 | 350 - 610 | 14 - 24 | 100 - 250 | 4 - 10 | I - N | 6 & 8 | 35, 50 & 63 |
| 50A / 50MA | 46 - 120 | I - N | 7 | 35 & 50 | ||||
| 65A | 80 - 220 | L | - | 40 | ||||
| SA | 46 - 120 | I - N | 5 - 7 | 35 & 50 | ||||
| 9A | 46 - 120 | I - P | 5 - 7 | 35 & 50 | ||||
| SBA | 46 - 120 | I - P | 5 - 7 | 35 & 50 | ||||
| AA | 46 - 120 | I - P | 5 - 7 | 35 & 50 | ||||
| DA | 46 - 120 | 100 - 300 | 4 - 12 | I - P | 5 - 7 | 35 & 50 | ||
| A | 46 - 120 | I - P | 5 - 7 | 35 & 50 | ||||
| C | 46 - 120 | I - N | 5 - 7 | 35 & 50 | ||||
| GC | 46 - 120 | I - N | 5 - 7 | 35 & 50 | ||||
Centerless grinding for pins demands extreme precision, consistent geometry, and uniform wheel wear—especially when multiple wheels run on one spindle. CUMI Centerless Wheels deliver customized, high-performance grinding for mass production of pins, ensuring dimensional accuracy, tight tolerances, and thermal-safe stock removal. Ideal for OEM Auto / Auto Ancillary plants requiring long wheel life and reduced changeover downtime.
FAB – Features → Advantage → Benefit
Industry: Auto / Auto-Ancillary (Pins grinding segment)
