LED what is the plastic shell of the bulb? What plastic material is better? What do you need to pay attention to?
Speaking of attention should be to see if the light is even, PC material there are no scratches, spots and the like. It is difficult to test the proportion of raw materials used in PC materials, which is related to the aging time of PC materials.In addition, we should pay attention to anti-static.
You should say that the bulb of the bulb, usually PC material.
LED is the most important heat, light will not be so serious, the thermal conductivity is relatively high Aluminum Alloy, so LED manufacturers usually choose to use aluminum shell
PDT flame retardant plastic, good heat dissipation, flame retardant effect, you see is not very good?
There are several good LED ball bubble, which with aluminum cooling. Relatively new appearance.
