Comparison ledger
Lapmaster 48, Lapmaster 48 AB Air Bearing Optical, Lapmaster 48 Optical, side by side. Every value shown is drawn from the cited encyclopedia entries.
| Attribute | 48Lapmaster | 48 AB Air Bearing OpticalLapmaster | 48 OpticalLapmaster |
|---|---|---|---|
| OEM | Lapmaster | Lapmaster | Lapmaster |
| Category | — | CMP | CMP |
| Wafer size | — | — | — |
| Process node | — | — | — |
| Introduced | — | — | — |
| Production run | — | — | — |
| Lifecycle | — | — | — |
| Lifecycle milestones | — | — | — |
| Control system | — | — | — |
| Generation | — | — | — |
| Family | Lapmaster 48 | Lapmaster 48 | Lapmaster 48 |
| Cited variants |
| — | — |
| Specifications | |||
| Machine type | Floor-standing single-sided machinery[2] | — | — |
| Lapping plate diameter | 48 inches (1219 mm)[2] | — | — |
| Lapping plate material | Cast iron[2] | — | — |
| No. of conditioning rings | 4[2] | — | — |
| Drive motor | 7.5 kW[2] | — | — |
| Weight | 3357 kg[2] | — | — |
| Shipping weight | 3748 kg[2] | — | — |
| Standard lap plate speed | 48 rpm[1] | — | — |
| Lapping plate O.D. | 48 inches (1219 mm)[1] | — | — |
| Lapping plate I.D. | 13 inches (330 mm)[1] | — | — |
| Conditioning ring O.D. | 20 inches (508 mm)[1] | — | — |
| Conditioning ring I.D. | 17 inches (432 mm)[1] | — | — |
| Power supply | 230 V/460 V, 3 phase, 60 Hz[1] | — | — |
| Polishing plate | Ø 48 inch (1219 mm) cast iron polishing plate[3] | — | — |
| Versions | Open face (OF) and pneumatic lift (PL)[3] | — | — |
| Motor | 10 hp / 7.5 kW; pneumatic lift version: 14.75 hp / 11 kW[3] | — | — |
| Phase | — | 3 Phase[4] | 3 Phase[5] |
| Voltage | — | 230V[4] | 208V[5] |
| Frequency | — | 60Hz[4] | 60Hz[5] |
| Configuration | — | 30amps[4] | — |
| Current | — | 30amps[4] | — |