Waferpedia

Comparison ledger

72versus6 DF DC 1

Lapmaster 72, Strasbaugh 6 DF DC 1, side by side. Every value shown is drawn from the cited encyclopedia entries.

Documented as functional equivalents— Same function class: CMP, null[1]
Side-by-side comparison of selected equipment models
Attribute
72Lapmaster
6 DF DC 1Strasbaugh
OEMLapmasterStrasbaugh
CategoryCMPCMP
Wafer size——
Process node——
Introduced——
Production run——
Lifecycle——
Lifecycle milestones——
Control system——
Generation——
FamilyLapmaster 72Strasbaugh 6 DF DC 1
Cited variants
  • Model 72 Open Face Flat Polishing Machine[2]
  • Model 72 Polisher[3]
  • 72" Lapmaster, Open-Face, (4) 27" ID Rings, 5-32 RPM, 25HP, Slurry System, 2001[1]
  • Open Face (OF)[4]
  • Pneumatic Lift (PL)[4]
  • Model 72 Open Face[4]
  • Model 72 Pneumatic Lift[2]
—
Specifications
Configuration27" ID Rings[3]Refurbished[5]
Voltage480 V[3]230 V, Single Phase, 60 Hz[5]
Plate Diameter72 inches (1829 mm)[4]—
Number of Conditioning Rings4[2]—
Ring Inside Diameter27.25 inches (692 mm)[4]—
Standard RPM30[4]—
RPM Range (Variable Speed Drive)5–32[4]—
Drive Motor (Lapper)20 HP / 15 kW[4]—
Drive Motor (alternate listing)25 HP[1]—
Working Height36 inches (914 mm)[4]—
Dimensions (Open Face)100 inches x 110 inches x 63 inches (2540 mm x 2794 mm x 1600 mm)[4]—
Dimensions (Pneumatic Lift)124 inches x 110 inches x 108 inches (3150 mm x 2794 mm x 2743 mm)[4]—
Est. Shipping Weight (Open Face)15,000 lbs (6804 kg)[4]—
Est. Shipping Weight (Pneumatic Lift)20,000 lbs (9072 kg)[4]—
Ring Height4.0 inches[1]—
Plate Thickness1-5/8 inches[1]—
Model72[3]—
Machine typePolisher[3]—
Plate diameter72 in[4]—
Conditioning rings4[2]—
Ring ID27.25 in[4]—
Ring size27" ID rings[3]—
Speed range5-32 RPM[3]—
RPM range with variable speed drive5-32[4]—
Drive motor25 HP[3]—
VersionOpen Face[2]—
Overall dimensions, Open Face100 in x 110 in x 63 in H[4]—
Weight, Open Face15,000 lbs[4]—
Serial number7200010[1]—
Year stated in source2001[1]—
Full Load—15 A[5]
Motor—8.0 A[5]

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Sources (5)Every fact above is drawn from these public sources
  1. [1]libertymachinery.comlibertymachinery.com
  2. [2]lapmaster-wolters.co.uklapmaster-wolters.co.uk
  3. [3]Equipment inventory listing
  4. [4]web.archive.orgweb.archive.org
  5. [5]inventory listing