Waferpedia

Comparison ledger

32Tversus61T

PR Hoffman 32T, PR Hoffman 61T, side by side. Every value shown is drawn from the cited encyclopedia entries.

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Side-by-side comparison of selected equipment models
Attribute
32TPR Hoffman
61TPR Hoffman
OEMPR HoffmanPR Hoffman
CategoryInsert carrier / lapping carrierInsert carrier / lapping carrier
Wafer size—76mm
Process node——
Introduced——
Production run——
Lifecycle——
Lifecycle milestones——
Control system——
Generation——
FamilyPR Hoffman 32TPR Hoffman 61T
Specifications
Model designation32T[1]—
Carrier listingPR1 / PR2 - PR Hoffman[1]—
Intended machine classDouble-Sided Planetary Lapping & Polishing Machines[1]—
Carrier typePR1 / PR2[3]61T - Sprocket[1]
ManufacturerPR Hoffman[3]—
Use case—For double-sided planetary lapping & polishing machines[1]
Wafer sizes stated for insert carriers—3 inch, 4 inch, 5 inch, 6 inch, 8 inch, and 12 inch wafers[1]
Maximum insert carrier diameter stated—Up to 33 inches in diameter[1]
Maximum lapping carrier diameter stated—Up to 48 inches in diameter[2]
Wafer size—76mm[4]
Insert carrier wafer sizes stated—3 inch, 4 inch, 5 inch, 6 inch, 8 inch, and 12 inch wafers[1]

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Sources (4)Every fact above is drawn from these public sources
  1. [1]web.archive.orgweb.archive.org
  2. [2]web.archive.orgweb.archive.org
  3. [3]waferpedia.comwaferpedia.com
  4. [4]waferpedia.comwaferpedia.com