... without red rust 3.Life test:over 50000 times Chest freezer hinge with/without spring features:1.Application: movable doors ... of refrigerator and chest freezer with anti-fatigue and anti-corrosion performance2.Materials; 1. ... , Door Seal, Metal Parts etc. Our developed customers : Electrolux, Whirlpool, LG and FagorBrandt, and developing some projects with GE Mabe ...