Analysis on Thermal Hazard of Foam Decoration Materials

Table 1

Summary of flame proofness and flame resistance of foam.

Number	Model	Flame proofness		Flame resistance
1	General foam	Total heat release rate (MJ/M2)	1.5	Remained flaming time (second)	0
				Remained burning time (second)	0
		Duration (second) of maximum heat release over 200 KW/M2	Over 10 seconds without persistence	Charring distance (CM)	7
				Charring area (CM2)	28
		Harmful cracks and cavities on the back throughout the nonfireproof items	Burned to ashes	With dissolved drip	Without dissolved drip
		Class		Class	Class 1
2	FRA (PU foam)	Total heat release rate (MJ/M2)	13.5	Remained flaming time (second)	0
				Remained burning time (second)	0
		Duration (second) of maximum heat release over 200 KW/M2	27	Charring distance (CM)	29
				Charring area (CM2)	325
		Harmful cracks and cavities on the back throughout the nonfireproof items	Burned to ashes	With dissolved drip	Without dissolved drip
		Class	Outside the class	Class	Outside the class
3	FRB (melamine white)	Total heat release rate (MJ/M2)	15.7	Remained flaming time (second)	0
				Remained burning time (second)	0
		Duration (second) of maximum heat release over 200 KW/M2	Over 10 seconds without persistence	Charring distance (CM)	6
				Charring area (CM2)	27
		Harmful cracks and cavities on the back throughout the nonfireproof items	Burned to ashes	With dissolved drip	Without dissolved drip
		Class	Outside the class	Class	Class 1
4	FRC (CR 25 degrees rubbers)	Total heat release rate (MJ/M2)	12.6	Remained flaming time (second)	0
				Remained burning time (second)	0
		Duration (second) of maximum heat release over 200 KW/M2	29	Charring distance (CM)	11
				Charring area (CM2)	44
		Harmful cracks and cavities on the back throughout the nonfireproof items	Burned to ashes	With dissolved drip	Without dissolved drip
		Class	Outside the class	Class	Class 2