Hardware hinge purchase skills
Common hinges in home decoration are generally made of brass and stainless steel. The yellower the brass hinge, the better, which means that the copper content is higher. Inferior hinges are thinner due to cutting corners and failing to meet the standards in specifications and thickness. When purchasing, you can open and close several times to try its flexibility and firmness.
Use PA material
Lightweight, oil resistant, angle 180°
Use ：Instrument box, power distribution cabinet, mechanical doors and windows, etc.