This standard is suitable for evaluating the relative vertical combustion performance of small samples of rigid foamed plastics under laboratory conditions, but it cannot be used as a basis for evaluating the fire hazard under actual use conditions.
GB/T 8333-1987 history
2022GB/T 8333-2022 Plastic—Test method for flammability of rigid cellular plastic—Virtical burning method
2008GB/T 8333-2008 Test method for flammability of rigid cellular plastic.Virtical burning method
1987GB/T 8333-1987 Test method for flammability of rigid cellular plastics--Vertical burning method