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Copper Clad Boards

We offer 1/16", 1/32" and 1/64" FR4 laminate with 1 ounce copper per square foot. This flame retardant laminate is translucent in color and made of continuous woven glass cloth impregnated with epoxy resin. The copper on 1 ounce boards is 1.34mil thick (0.0341mm, 34.1 microns). The boards are made of FR4 which is a flame retardant version of G-10 material.

Developed specifically for the circuit processing industries' requirements. Complies with UL #E214381 (select boards comply to UL #E213990). Provides ultraviolet blocking and fluorescence when using automated optical inspection (AOI).

Our presensitized boards provide high resolution and excellent fine line control. They are ideal for prototypes, small production runs, and student training.

Easy Cutting!! We also offer a large thin (12" x 18" x 1/32 inch) cat#675 paper phenolic presensitized board, perfect for cutting into smaller boards with no special equipment - perfect for the classroom.

Specifications

Copper Specifications
Physical
Thickness 1.34 mil
0.0341 mm
34.1 microns
Electrical
Volume Resistivity 1.7 x 10-8 ohm · meter
1.7 x 10-6 ohm · cm
Laminite Specifications
Physical
Thickness 65 mil (1.65 mm)
Retained Resin 44%
Peel Strength 9.016 lb / in
161 kg / m
Flammability Rating UL 94 V-0
Moisture Absorption
(Material thickness of 0.028")
0.20%
Thermal
Glass Transition Temperature (Tg) 140°C
Electrical
Dielectric Constant:
  1 Mhz
  500 Mhz
  1 Ghz

4.7
4.27
4.25
Loss Tangent
  1 Mhz
  500 Mhz
  1 Ghz

0.025
0.016
0.016
Surface Resistivity 1 x 1014 Ohm · cm
Volume Resistivity 5 x 1012 Ohm · cm
Electric Strength 1100 volts / mil
43,000 volts/mm

Available Sizes

 Part Number Mfr. Part # Plain (metric) (approx. in imperial)
FR4 1/16" (1.60mm), single sided
MG-503
MG-506
MG-509
MG-512
MG-515
MG-521
MG-575
503
506
509
512
515
521
575

76 x 172 mm
101 x 152 mm
152 x 152 mm
152 x 228 mm
203 x 254 mm
304 x 304 mm
609 x 914 mm

3" x 5"
4" x 6"
6" x 6"
6" x 9"
8" x 10"
12" x 12"
24" x 36"
FR4 1/16" (1.60mm), double sided
MG-550
MG-555
550
555
152 x 152 mm
304 x 304 mm
6" x 6"
12" x 12"
FR4 1/32" (0.80mm), single sided
MG-586
MG-588
586
588
101 x 152 mm
152 x 228 mm
4" x 6"
6" x 9"
FR4 1/32" (0.80mm), double sided
MG-587
MG-589
587
589
101 x 152 mm
152 x 228 mm
4" x 6"
6" x 9"
Quick Links

Sizes available
Specifications

Exposure Instructions

AppGuide

Related products:
Lead Free Solder
Liquid Flux

 

The MG Chemicals Prototyping Process

This product is a part of the MG Chemicals Prototyping Process. The following materials are required for the entire process:

> Transparency Paper
> Copper Clad Boards
> Exposure Kit
> Photofabrication Kit
> Etching Process Kit
> One of our etchants:
Ferric Chloride
Sodium Persulphate
Ammonium Persulphate

 
Presensitized Copper Clad Boards

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