Comparison ledger
Blanchard 20 36 Surface, Strasbaugh 7 AF Back, side by side. Every value shown is drawn from the cited encyclopedia entries.
| Attribute | 20 36 SurfaceBlanchard | 7 AF BackStrasbaugh |
|---|---|---|
| OEM | Blanchard | Strasbaugh |
| Category | Dicing & Grinding | Dicing & Grinding |
| Wafer size | — | — |
| Process node | — | — |
| Introduced | — | — |
| Production run | — | — |
| Lifecycle | — | — |
| Lifecycle milestones | — | 1999 Vintage year |
| Control system | — | — |
| Generation | — | — |
| Family | Blanchard 20 36 Surface | Strasbaugh 7 AF Back |
| Specifications | ||
| Configuration | With new Elecro-Matic Neutrol II Magnetic Chuck Control[1] | Can run 8" Silicon[4] |
| Magnetic Chuck Control | Electro-Matic Neutrol II[1] | — |
| Phase | — | 3 Phase[2] |
| Voltage | — | 230 V[2] |
| Full Load Amps | — | 45 A[5] |
| Wafer Sizes | — | 8 inch[4] |
| Electrical | — | 230 Vac / 208 Vac - Three Phase, 60 Hz - 45 Full Load Amps (50 Hz available)[4] |
| Clean Dry Air | — | 25 SCFM at 90 PSI minimum (25 SCFM = 707.92 L/min)[4] |
| Exhaust | — | 250 CFM at 1/2-inch of water static pressure - one 5-inch duct (250 CFM = 424.7525 m³/h)[4] |
| Grinding Coolant | — | D.I. water; 6 GPM at 30 PSI minimum, 50 PSI maximum (6 gal/m = 1.3627 m³/h)[4] |
| Spindle Coolant | — | Municipal or chilled water; 1 GPM at 30 PSI minimum, 80 PSI maximum (1 gpm = 3.7854 lpm)[4] |
| Industrial Waste | — | 2-inch pipe[4] |
| Vacuum | — | 5 CFM at 25 inches Hg (5 cubic feet per minute = 141.58 liters per minute at 846 mbar)[4] |
| Weight (grinding area section) | — | 5200 LBS = 2'358 kg[4] |
| Weight (handling area section) | — | 2300 LBS = 1'043 kg[4] |
| Voltage (asset 133182) | — | 230 V, 3 Phase[2] |
| Voltage (asset 133113) | — | 208 V, 3 Phase[3] |
| (2) P/N | — | 106195 Brain boards[4] |
| (1) P/N | — | 106561 Cleaning brush motor[4] |
| Wafer size | — | 8 inch[4] |
| Electrical - voltage option 1 | — | 3-phase, 208 V[3] |
| Electrical - voltage option 2 | — | 3-phase, 230 V[2] |
| Electrical - voltage option 3 | — | 3-phase, 480 V[4] |
| Grinding area section weight | — | 5,200 lbs (2,358 kg)[4] |
| Handling area section weight | — | 2,300 lbs (1,043 kg)[4] |
| Clean dry air requirement | — | 25 SCFM at 90 PSI minimum (707.92 L/min)[4] |
| Exhaust requirement | — | 250 CFM at 1/2-inch water static pressure, one 5-inch duct (424.75 m³/h)[4] |
| Grinding coolant requirement | — | D.I. water; 6 GPM at 30-50 PSI (1.3627 m³/h)[4] |
| Spindle coolant requirement | — | Municipal or chilled water; 1 GPM at 30-80 PSI (3.7854 L/min)[4] |
| Industrial waste pipe | — | 2-inch pipe[4] |
| Vacuum requirement | — | 5 CFM at 25 inches Hg (141.58 L/min at 846 mbar)[4] |
| Vintage (unit year) | — | 1999[4] |
| OEM | — | Strasbaugh[2] |
| Model | — | 7 AF[2] |
| Equipment type | — | Back Grinder[2] |
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