Fiberglass Fr4 C near me opper best Clad Laminate for Printed Circuit Board

Product Description

Product description
FR-4 copper clad laminated sheet uses glass fiber cloth as substrate material. After being immersed with epoxy resin and then baked into prepreg sheet, several prepreg sheets are then coated with copper foil on one side or both sides, and CCL is finally formed by hot pressing and curing.
FR-4 copper clad laminated sheet has excellent thermal stability and machinability, widely used in the manufacture of printed circuit board (PCB) for teletelevision sets, computers, communications equipment and other electronic products.

Item Name FR-4 Copper clad laminate Copper Thickness 18um,25um,35um,70um
Size 40*48inch,41*49inch,43*49inch Color yellow
Thickness 0.4mm,0.8mm,1mm,1.2mm,
Glass Transition 
135-155 °C

Relevant product parameters

Test Item Test Condition Unit SPEC Typical Value
Tg DSC °C ≥125 135
Peel strength(1OZ) 288°C,10S N/mm ≥1.05 1.41
Thermal Stress 288°C,10S/solder dip ____ >10 60S/ No delamination
No Delamination
Flexural CZPT N/mm2 LW ≥415 500
Flammability E24/125 ____ UL94 V-0 V-0
Surface Resistivity After moisture  ≥1. 0×104 2.0×106
Volume Resistivity After moisture MΩ.cm ≥1.0×106 2.0×108
Dielectric Constant(1MHZ) 1MHz C-24/23/50 ____ ≤5.4 4.7
Dissipation Factor(1MHZ) 1MHz C-24/23/50 ____ ≤0.035 0.017
Loss Tangent 1MHz C-24/23/50 ____ ≤0.035 0.016
Arc Resistivity D-48/50+D-0.5/23 S ≥60 135
Dielectric Breakdown D-48/50+D-0.5/23 KV ≥40 60
Moisture Absorption D-24/23 % ≤0.8 0.15
CTI IEC60112 Method V 175~250 210

Cooper clad laminate 
Base material aluminum fiberglass fiberglass paper+fiber glass paper
Color blue film
green film
light CZPT ,yellow brown yellow+white brown
Copper foil single or double side:18,25,35,70 micron single side:18,25,35,70  micron
Sheet thickness 0.4-2mm





40”*48” , 41”*49” , 43”*49” 41”*49”

Product photograph

Product advantage
Product display
Company profile
Our services

Q:What about the package of product?
A:1. CZPT pallet with carton. 2. Plastic pallet with carton. 3. CZPT wooden pallet with wooden case. 4. According to . . CZPT er requirements.

Q:What’s the payment?
A:30%TT CZPT , 70% after send the copy of the BL.We accept T/T,L/C, CZPT ern CZPT ,USD.

Q:If I need sample,what should I do?
A:It’s CZPT pleasure to send sample for you.You can send me your delivery address by email or message.We will send you . . . free sample at first time.

Q:Can you give me a discount price?
A:It is depending on the volume. The larger the volume is, the more discount you can enjoy.

Q:Why is your price a bit higher than other Chinese suppliers?
A:To meet the requirement of different CZPT ers and areas, CZPT factory manufactures CZPT kinds of quality for each . . . item at a wide range of price. We can offer the products of different quality levels depending on CZPT er’s target price and quality requirement.

Q:How can you guarantee the quality of mass production is same with the sample sent to me before?
A:Our warehouse staff will leave another same sample in CZPT company, with your company name marked on it, which CZPT production will be based on.

Q:How can you deal with quality issues that CZPT er feedback after receiving the goods?
A:1) CZPT ers take photos of unqualified goods and then CZPT sales staff will send them to CZPT Department to . verify.
2) If the issue is confirmed, CZPT sales staff will explain the root cause and take corrective actions in coming orders.
3) Finally, we will negotiate with CZPT CZPT ers to make some compensation.