Physical Parameters of Pultruded

Update time：2024-07-18

Mechanical performance			Value	Units		Test method
Tensile strength	LW		230-600	Mpa		ASTM D-638
	CW		45-80
Tensile modulus	LW		18-30	Gpa		ASTM D-638
	CW		7-13
Flexural strength	LW		300-700	Mpa		ASTM D-790
	CW		80-120
Flexural modulus	LW		20-26	Gpa		ASTM D-790
	CW		7-12
Compressive strength	LW		280	Mpa		ASTM D-695
	CW		105
Compressive modulus	LW		21	Gpa		ASTM D-695
	CW		7.9
Interlayer shear strength	LW		25	Mpa		ASTM D-2344
Impact strength			280	KJ/M²		ASTM D-256

Physical property	Value				Units			Test method
Barcol Hardness	50				---			ASTM D-495
Water absorption（25℃,24h）	0.2-0.5				%			ASTM D-570
Density	1.75-2.00				g/cm³			ASTM D-792
Coefficient of thermal expansion（LW）	5.0				10^-6/℃			ASTM D-696
Coefficient of thermal conductivity	0.4				W/(m^.K)			ASTM C-518
Elongation to break	0.9				%			ASTM D-638

Electrical property		Value		Units			Test method
Arc resistance（LW）		120		seconds			ASTM D-495
Dielectric constant（PF）		5		@60hz			ASTM D-150
Dielectric strength（PF）		8		KV/mm			ASTM D-149
Dielectric strength（LW）		1.6		KV/mm			ASTM D-149
Surface resistance		10¹⁵-10¹²		Ω			ASTM D-257
Volume resistance		10¹⁵-10¹²		Ω^.cm			ASTM D-257

Flammability property		Value		Units			Test method
Tunnel test		Max 25		second			ASTM E-4
Oxygen data		25-28		%			ASTM 2863
		28-32
		>32
Flammability classification		Self extinguish					ASTM D635

※ LW - lengthwise CW-crosswise PE=perpendicular to laminate face.
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