ISO/PWI 26644

Constrained non-reactive butyl rubber layer dampers for automobiles ISO/PWI 26644

Scope

This document specifies requirements for appearance, dimensions, physical properties, limits for harmful substances, and marking for constrained non-reactive butyl rubber layer dampers for automobiles. It is applicable to the quality assessment of these layer dampers when used for vibration damping, noise reduction, and sound insulation in automobiles.