Din 3760 Pdf ✦ Free & Popular

: Requires a specific Rockwell hardness (often HRC 45–60) to prevent the seal from "grooving" the metal. Material Selection Guide

: Spiral grinding or marks must be avoided to prevent a "pumping effect" that causes leakage. | เวอร์ทัส 4. Material Specifications din 3760 pdf

is the German industrial standard that defines the dimensions and technical requirements for Rotary Shaft Lip Seals : Requires a specific Rockwell hardness (often HRC