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Mold Tolerance Classes

Understanding precision grades in mold manufacturing

Common Tolerance Standards

Standard	Region	Description
VDI 3400	Germany	Surface finish grades
DIN 16742	Germany	Tolerance for plastic parts
ISO 2768	International	General tolerances

Typical Mold Tolerances

Standard: +/- 0.05 mm
Precision: +/- 0.01 mm
High-precision: +/- 0.003 mm