Comparison ledger
PR Hoffman 1500, Strasbaugh 100R16, side by side. Every value shown is drawn from the cited encyclopedia entries.
| Attribute | 1500PR Hoffman | 100R16Strasbaugh |
|---|---|---|
| OEM | PR Hoffman | Strasbaugh |
| Category | CMP | CMP |
| Wafer size | — | — |
| Process node | — | — |
| Introduced | — | — |
| Production run | — | — |
| Lifecycle | — | — |
| Lifecycle milestones | — | — |
| Control system | — | — |
| Generation | — | — |
| Family | PR Hoffman 1500 | Strasbaugh 100R16 |
| Specifications | ||
| Model | 85T[1] | — |
| Type | Double-sided planetary lapping / polishing machine[1] | — |
| Diameter | 19 inch[1] | — |
| Motor | 1.5 horsepower variable speed DC motor with controller[1] | — |
| Controller input | 208/230V, 50/60 Hz[1] | — |
| Carrier | 85 tooth carrier[1] | — |
| Recommended part thickness minimum | 0.010 inch [250 micron][1] | — |
| Recommended part diameter maximum | 4-1/4 inch [108 mm] or smaller[1] | — |
| Maximum part circle | 6.6 inch [168 mm][1] | — |
| Stainless steel hood | Standard on all PR-1 models[2] | — |
| Plate lifter | Standard on the 85 tooth model[2] | — |
| type | — | 1 spindle grinder/polisher[3] |
| drive system | — | DC drive system with 2 motors[3] |
| spindle RPM | — | 1-180 RPM[3] |
| eccentric RPM | — | 1-90 RPM[3] |
| controls | — | digital timer; air down switch; spindle and eccentric speed dials; air regulators[3] |
| capacity | — | 16 inches[3] |
| spindle size | — | 1-8 TPI[3] |
| overall dimensions | — | 28 inches x 36 inches x 48 inches[3] |
| weight | — | 500 lbs[3] |
| origin | — | made in the USA[3] |