Lamp Tube

- Nov 15, 2019-

Tube is an important part of energy-saving lamps and lamp's quality is mainly decided by the inside of the powder, usually with rare earth powder, namely sanki toner (tri - the phosphor), 300-400 yuan/kg, phosphor (a few yuan/kg) and three types of mixed powder, sanki toner is good or bad, import, domestic, mixed powder mainly sanki toner and phosphor mixed together according to certain proportion, sanki toner is higher, the proportion of the quality, the better. The cost of a lamp tube also had different, the lumen of general phosphor has 40lm/w only about