1. Anti-corrosion test:

The artificial sweat test was carried out according to the artificial sweat formula plus the adhesive paper test.

2. Adhesion test:

Scratch tester test, viscose test/bending test.

3. Wear resistance test:

The Hong Kong Productivity Council is provided with a 3000 rpm vibration plate and Swiss grinding stone.

The wear resistance of the wrap layer can be quantitatively tested by a friction and wear tester.

4. hardness test:

The hardness of the coating can be quantitatively measured by a hardness tester.