Comparison ledger
Lapmaster 12 Benchtop Lapping Polishing, Lapmaster 36 Lapper, side by side. Every value shown is drawn from the cited encyclopedia entries.
| Attribute | 12 Benchtop Lapping PolishingLapmaster | 36 LapperLapmaster |
|---|---|---|
| OEM | Lapmaster | Lapmaster |
| Category | CMP | CMP |
| Wafer size | — | — |
| Process node | — | — |
| Introduced | — | — |
| Production run | — | — |
| Lifecycle | — | — |
| Lifecycle milestones | — | — |
| Control system | — | — |
| Generation | — | — |
| Family | Lapmaster 12 Benchtop Lapping Polishing | Lapmaster 36 |
| Specifications | ||
| Make | Lapmaster[1] | Lapmaster[10] |
| Model | 12[1] | 36 Lapper[10] |
| Category | CMP[2] | — |
| Type/Application | Single sided[3] | — |
| Plate diameter | 12 in[3] | 36 in (914.4 mm)[7] |
| No. of conditioning rings | 3[4] | — |
| Configuration | Ring lapper[4] | 3 rings[6] |
| Base | Rigid, lightweight, cast aluminum base[4] | — |
| Standard RPM | 60 RPM[4] | — |
| RPM range with variable speed drive | 0-60[4] | — |
| Drive motor - lapper | 0.5 HP[4] | — |
| Drive motor - polisher | 0.75 HP[4] | — |
| Length | 25 in[4] | — |
| Width | 18 in[4] | — |
| Height | 24 in[4] | — |
| Estimated shipping weight | 240 lbs[4] | — |
| Approximate weight | 135 lbs / 61 kg[5] | — |
| Approximate dimensions | 24.5 in × 17.5 in × 23.8 in (622 mm × 445 mm × 607 mm)[5] | — |
| Electrical system | Various voltages; 50/60 Hz; 1 phase and 3 phase to customer specification[5] | 230 / 460 V, 60 Hz, 3 phase with operator controls at 110 V[7] |
| Motor | 1/3 hp / 0.25 kW motor with gear reducer[5] | 5.3 hp / 4.0 kW[7] |
| Abrasive feed system | Designed for water or oil based lapping slurries[5] | — |
| Automatic cycle timer | Automatic digital cycle timer[5] | — |
| Ring configuration | Ring lapper[4] | — |
| Ring ID | 4.25 inches[4] | — |
| Diameter | — | 900 mm[6] |
| Type | — | Single sided[7] |
| Versions | — | Open face or pneumatic lift[7] |
| Ring count | — | 3 or 4 rings[8] |
| Lap plate speed | — | 58 rpm[7] |
| Voltage | — | 380 / 480 V, 3 phase | 230 V, 3 phase | 50 / 60 Hz[8] |
| Controls | — | Adjustable[8] |
| OEM | — | Lapmaster[10] |
| Ring options | — | 3 rings or 4 rings[7] |
| Drive motor | — | 5.3 hp / 4.0 kW[7] |
| Plate speed | — | 58 rpm[7] |
| Weight | — | Open face: 2250 lbs / 1020 kg; Pneumatic lift: 3088 lbs / 1400 kg[7] |
| Machine type | — | Single-sided flat lapping machine[7] |
| Configurations | — | Open face and pneumatic lift[7] |
| Voltage options | — | 380 / 480 V, 3 Phase | 230 V, 3 Phase | 50 / 60 Hz[8] |
| Dimensions | — | Open face: 43 in × 52.8 in × 36 in; pneumatic lift: 68.9 in × 64.5 in × 80 in[7] |