Copper Electronic Board

Product Detail

Shenzhen Hejin Circuit Co.,Ltd is a leading copper electronic board exporter, and one of the leading China copper electronic board manufacturers, producers and suppliers. We export high quality products, and we are professional at copper electronic board assembly and oem.

Medical equip,

Thermal conductivity: 398W/M-K

Board Thickness: 3.0MM

Copper Thickness: 70UM

Base Material: Copper base

Surface Finishing: ENIG

Solder mask color: green




(Hole Size)	(Drilling hole size)	0.6-6.0 mm
	(FG hole size)	0.6-6.0 mm
	(Hole tolerance)	±0.075 mm
	(Tolerance of hole position)	±0.1mm
	(Aspect ratio)	5:01
(Solder)	(Min solder bridge)	4 mil
(Dimension)	(Tolerance of outline dimension)	(Length): 1200mm
	(Max board size)	(Width): 300mm
(Impedance)	(Impedance tolerance)	±10%
(Heat conductivity)	(Low heat conductivity)	1.0-1.5W/m*k
	(Wid heat conductivity)	1.5-1.8W/m*k
	(High heat conductivity)	2.0-3.0W/m*k
(Peel strength)		=1.8 N/mm
(Surface resistance)		=1*105m
(Volume resistrivity)		=1*106m
(Breakdown voltage)		=2KV/mm
(The solder resistance)		(260?,10min,no delamination no blister)
(Dielectric constant)		= 4.4
(Dielectric power factor)		=0.03