Shenzhen Hongmy Precision Circuit Co., Ltd.
Main products:pcb
Contact Us
  • Contact Person : Ms. Ma Sunny
  • Company Name : Shenzhen Hongmy Precision Circuit Co., Ltd.
  • Tel : 86-755-26954084-606
  • Fax : 86-755-86372653
  • Address : Guangdong,Shenzhen,B4-5 building,yanchuan north industial park, Songgang Town, Bao'an District, Shenzhen
  • Country/Region : China
  • Zip : 518105

FR-4 single side 1 layer pcb bare board

FR-4 single side 1 layer pcb bare board
Product Detailed
1.FR-4 single side 1 layer pcb bare board. 2.Meet ROHS, UL, SGS. ISO9001:2000.




Layers:  1-20 layers

Material: FR-4, Aluminium Base, Rogers, Taconic, Teflon

Finish Board Thickness: 0.2mm-3.2mm (8mil-126mil)

External Copper Thickness: 35um-210um (1OZ-6OZ)

Internal Copper Thickness: 17um-140um(1/2OZ-4OZ)

Copper Plating Hole: 18um-40um

Min. Trace Width& Line Spacing: 0.075mm/ 0.1mm (3mil/4mil)

Min. Hole Dimension (CNC): 0.20mm (8mil)

Min. Hole Dimension (Punching): 0.9mm (35mil)

Max. Panel Dimension: 610mm x 508mm

Hole Position Tolerance CNC): +/-0.075mm (3mil)

Hole Dimension Tolerance (CNC): PTH : +/-0.075mm (3mil)   NPTH :+/-0.05mm (2mil)

Outline Tolerance: CNC: +/-0.125mm (5mil)   Punching: +/-0.15mm (6mil)

Warp& Twist: 0.70%

Min. Solder Mask Bridge: 0.0635mm (2.5mil)

Distance Between Line To Board Bridge: Outline: 0.25mm   V-CUT: 0.40mm

Impedance Control Tolerance: +/-10%

Test Voltage: 10-300V

Solder Mask Types: Green, White, Blue, Red, Matt Green, Matt Black etc.

Surface Finishing: Lead Free Hot Air Leveling (HASL), HAL;

Immersion Gold (ENLG), Immersion Silver, Immersion Tin;

Electronic Gold (Plate Gold), OSP, Gold Finger;

Lead free HASL+ Gold finger, HAL/HASL/ OSP+ Carbon Ink, Peelable Blue Gum; Immersion Gold+ OSP.



Number of Layer



FR-4, AL PCB,  CEM-1, Taconic, Rogers

Finish Board Thickness


Copper Thickness

1/2 oz min; 6 oz max

Min. Line Width & Spacing


Min. Hole Diameter for CNC Drilling


Min. Hole Diameter for Punching


Max. Fabrication Area

610mm×508mm (25 inch×21 inch)



+/-20%of original artwork

Hole Diameter(H)

PTH L:+/-0.075mm(3mil)

Non-PTH L:+/-0.05mm(2mil)

Outline Tolerance

+/-0.15mm(6mil) CNC Routing

+/-0.125mm(5mil) by Punching

Warp & Twist


Insulation Resistance




Test Voltage


Layer-layer misregistration

4 layers: 0.15mm(6mil) max

6 layers: 0.25mm(10mil) max

Board thickness tolerance

4 layers:+/-0.13mm(5mil)

6 layers:+/-0.15mm(6mil)

Impedance Control


Different Impedance


With over 10 years of experience in circuit boards and pcba business,we offer high end product volumes that meet any order.

We can provide single-sided,double-sided ,multi-layer,high frequency,MCPCB,metal-backed PCB,welcome your enquiry.

FR-4 single side 1 layer pcb bare board

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