Extrusion is a process used to create objects of a fixed cross-sectional profile. A material is pushed through a die of the desired cross-section. Outdoor lighting products made by Lihua like lamp post,lamp arm, garden lightings and LED lamp shade are using this crafts.
Protection against mechanical impacts. The protected equipment must not exceed a rated voltage of 72.5 kV.
The IP code,classifies and rates the degree of protection provided against intrusion , dust, accidental contact, and water by mechanical casings and electrical enclosures......
Salt Spray (or Salt Fog) Test is a standardized and popular corrosion test method, used to check corrosion resistance of materials and surface coatings. Usually, the materials to be tested are metallic and finished with a surface coating which is intended to provide a degree of corrosion protection......
The RoHS directive aims to restrict certain dangerous substances commonly used in electronic and electronic equipment. Any RoHS compliant component is tested for the presence of Lead(Pb), Cadmium (Cd), Mercury (Hg), Hexavalent chromium (Hex-Cr), Polybrominated biphenyls (PBB), and ......