copper clad laminate sheets from China manufacturer

Price:	17.0~20.0 USD
Payment Terms:	T/T,L/C,D/P,WU
Place of Origin:	Zhejiang, China (Mainland)


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Product Detail

Model No.: CEM3

Production Capacity: 15000pcs one month

Delivery Date: 20 days

Means of Transport: Ocean

Packing: case and pallet

Peel strength min 1.31 N/mm: Dielectric Voltage min 40KV

CEM-3 Copper clad laminate is made of epoxy resin, glass cloth and copper foil.

CEM3 Copper clad laminate is made of epoxy resin, glass cloth and copper foil. It is of heat resistant, good
mechanical & electrical properties, high peel strength and chemical resistant, Suitable for making flame
resistant PCB of high-grade electronic equipment and auto-instrument line.

Peel strength (35μm copper foil) : min 1.31 N/mm

immerse resistance260℃,20S:no change

Dielectric Voltage:≥40KV

Dielectric Constant (1MHz):≤5.4

General properties
Testitem	Unit	Condition	Spec.	Typicalvalue
Testitem	Unit	Condition	Spec.	CEM-3CCL
Tg	℃	DSC	~	130
Peelstrength	N/mm	288℃,10s(cu17μm)	1.05	1.5
Flammability	~	UL94	V0	V0
Volumeresistivity	MΩ.cm	C-96/35/90	≥106	2.0×108
Surfaceresistivity	MΩ	C-96/35/90	≥104	2.0×106
ArcResistance	S	D-48/50+D-0.5/23	≥60	135
Dielectricbreakdown	kv	D-48/50+D-0.5/23	≥40	60
Dielectricconstant(1MZ)	~	C-40/23/50	≤5.4	4.6
DissipationFactor(1MZ)	~	C-40/23/50	≤0.035	0.017
Thermalstress(Unetched)	~	288℃,10s	Nodelamination Non-foaming
Thermalstress(Etched)	~	288℃,10s	Nodelamination Non-foaming
FlexuralstrengthLW	N/mm2	A	≥276	380
FlexuralstrengthCW	N/mm2	A	≥186	290
WaterAbsorption	%	E-1/105+D-24/23	≤0.5	0.11
ComparativeTrackingIndex	V	IEC60112		175~250)
Remark:C=humiditycondition
D=immersionconditiondistilledwater
E=temperaturecondition