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POLISHX/TTV (Total Thickness Variation)
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TTV (Total Thickness Variation)

Total Thickness Variation (TTV) – refers to the difference between the maximum and minimum values of wafer thickness

Technical profile

Manufacturer / publisherGRISH / Beijing Grish Hitech
Brand / publisherGRISH
Content typeglossary
LanguageEnglish
CategoryLapping, honing & superfinishing
Updated2026-10-16
GRISH published content
Source: https://grish.com/term/ttv-total-thickness-variation/ · Original publication: 2022-09-23. Manufacturer claims and terminology are reproduced as source material.Explore Polishing glossary ↗

Total Thickness Variation (TTV) – refers to the difference between the maximum and minimum values of wafer thickness

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