Polyester mat gpo-3 Specification 1.Factory with 9years experience for  insulation material 2.Competitive price with good quality 3.Special design or as your design 4.Leading of non-metal material processing manufacture Product Description  Product details for polyester mat gpo-3 Unsaturation Polyester Glass Mat Laminated Sheet(UPGM203, NEMA GPO3) is made of several layersglass mat impregnated with unsaturation polyester resin by processing under heat and pressure, the natural color is typically red which has excellent arc and track resistance.

Temperature grade	160°C
Thickness	0.5mm-50mm,>50 is also make if your need
Size	1000x2000mm or customize according customer's requirement
Color	Red or as your need
Function	1.Good mechanical properties:High strength in bending, compression, tensile and  impact, High degree of automation processing
	2.Good electric strength properties and suitable electrical insulate properties in  dry or wet,transformer oil pressure and humidity environment is also suitable
	3.Low water absorption,good moisture resistance and good dielectric properties
	4.Arc resistence could reach more than 180°C
	5.Flame-retardant grade could reach 94-V0, thermal endurance class could reach F grade(More than 160°C)

Technical parameters

Item	Testing method	Unit	Result
Density	2
Fire Retardancy Grade	A	--	94-V0
Dielectric constant	C-96/20/65 (in 25 *C oil)	KV/mm	14(OK)
Volume Resistivity	C-96/20/65	Ω	5*10^11-10^12
Volume Resistivity	C-96/20/65 +C-96/40/95	Ω	5*10^11-10^12
Surface Resitance	C-96/20/65	Ω	5*10^10-10^12
Surface Resitance	C-96/20/65 +C-96/40/90	Ω	5*10^11-10^12
Insulation Resistance	C-96/20/65	Ω-cm	5*10^10-10^11
Insulation Resistance	C-96/20/65 +D-2/100	Ω-cm	10^8-10^9
Permittivity(1MHZ)	C-96/20/65	--	4.0-5.0
Permittivity(1MHZ)	C-96/20/65 +D-48/50	--	4.5-5.5
Dissipation Factor(1MHZ)	C-96/20/65	--	0.035-0.045
Dissipation Factor(1MHZ)	C-96/20/65 +D-48/50	--	0.04-0.05
Bending strength(Horizontal)	A	kg/mm2	38-45
Heat Resistance(120min)	A	°C	200(OK)
Water absorption rate	E-24/50 +D-24/23	%	0.05-0.07
Acetone Resistance	boiled	Min	30(OK)
Punching Force	A	°C	20

Tolerance Application Windly used in electrical and electronic products Production Line Advanced machines and professional workers, each step inspected to ensure the quality Company     We are factory and we commit myself to provide the best solution for Non-metal material processing,if anything i can do for you,pls contact me Zoey-Whats app&Wechart +86 13757052523!