1.FR4/G10/G11 epoxy glass fiber laminate sheet is a composite material composed of woven fiberglass cloth and brominated flame retardant with an epoxy resin binder that is flame resistant (self-extinguishing).
2.FR stands for flame retardant, and denotes that safety of flammability of FR4 is in compliance with the standard
Relevant Product Parameters
|Name||FR4/G10/G11 epoxy glass fiber laminate sheet||Size||1020*1220mm,1020*2040mm,1220*2040mm,1220*2440mm|
|Density||2.08g/cm3||Component||Epoxy resin + Glass fiber cloth|
|Flexural strength perpendicular to lamination ≥||MPa||-||-|
|Impact strength (charpy,Lengthwise)≥||kJ/m2||37||37|
|Under normal condition||5×1010||5×1010|
|After impregnated in water at 24h||-||-|
|Relative dielectric constant≤||5.5||5.5|
|Water absorption rate≤||%||0.25||0.25|
|Voltage endurance perpendicular to lamination in transformer oil 1 min at 90±2ºC≥||-||-||-|
|Voltage endurance parallel to lamination in transformer oil 1 min at 90±2ºC≥||KV||35||35|
|Area of the sheets||mm||1020x1220|
Q:What about the package of product?
A:1. Wooden pallet with carton. 2. Plastic pallet with carton. 3. Wooden wooden pallet with wooden case. 4. According to . . customer requirements.
Q:What's the payment?
A:30%TT advance , 70% after send the copy of the BL.We accept T/T,L/C, Western Union ,USD.
Q:If I need sample,what should I do?
A:It's our 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 customers and areas, our factory manufactures various kinds of quality for each . . . item at a wide range of price. We can offer the products of different quality levels depending on customer'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 our company, with your company name marked on it, which our production will be based on.
Q:How can you deal with quality issues that customer feedback after receiving the goods?
A:1) Customers take photos of unqualified goods and then our sales staff will send them to Engineering Department to . verify.
2) If the issue is confirmed, our sales staff will explain the root cause and take corrective actions in coming orders.
3) Finally, we will negotiate with our customers to make some compensation.