... be used to make spring pad 1. zinc-based high-strength alloy2. Specifications: Φ0.3mm-Φ2.5mm3.Grades: GQZ-1, ... elastical metal plastic thrust bearing ,it can meet the required strength, the elasticity and dimensional stability, is an ideal equivalent material ... properties ,it has the following advantages: 1 high intensity, tensile strength is over 300MPa . 2, good plasticity, elongation rate can reach ...