Hinge feature 1.Application: refrigerator and Chest Freezer 2. SST 48-144 hours without red rust 3.Life test:over 50000 times

Chest freezer hinge with spring features:

1.Application: movable doors of  refrigerator and chest freezer with anti-fatigue and anti-corrosion performance

2.Materials; 1.5mm&2mm Galvanization steel, cold roll steel, nylon etc.

3.Other metal parts need be surface treatment with zinc plating free of Cr6+

4.Finished goods can pass SST beyond 48 to 144 hours without red rust

5.Can meet the requirement over 50000 times life test without burst