PC89 flame retardant  environmental protection plastic candle shell is made of high flame retardant PC plastic, with five points at the bottom. The flame retardant grade of plastics increased gradually  Hb, V-2, V-1 to V-0

1. HB: lower flame retardant grade in UL94 standard. It is required that the burning rate is less than 40 mm / min for samples 3 to 13 mm thick, less than 70 mm / min for samples less than 3 mm thick,  extinguished before the 100 mm mark.

2. V-2: the flame is extinguished within 60 seconds after two 10 second combustion tests on the sample. There can be combustibles falling down.

3. V-1: the flame is extinguished within 60 seconds after two 10 second combustion tests on the sample. No combustibles should fall.

4. V-0: the flame is extinguished within 30 seconds after two 10 second combustion tests on the sample. No combustibles should fall.

All candle cups in our factory are filled with flame retardant, which will  burn. Customers can buy with confidence. Our after-sales team is at your service 24 hours a day.

Our company is a manufacturer direct sales, with professional design team  after-sales team to escort your order.