Raw Material  is made of composite of epoxy resin and phenolic cotton cloth.

size:1020*1220mm  1020*2440mm

Thinkness:0.1-100mm

Color:yellow,black,white(green)

Density:2.0g/cm^3

Fire retardant Grade:UL 94-v0

Water absorption:0.07-0.12%

Compressive strength(Vertical):29-34

Compressive strength(Parallel):19-24

Welcome our Client's drawings and other information to finish all sorts of CNC machining.

Szwanrun will provide the best products and solutions, until the customer was satisfied!

1.Epoxy resin board/Fr-4 is made of ethoxyline and glass-fiber cloth, type 3240,high mechanical performance under medium temperature, stable electrical properties under high temperature.

2.It can be applied to generators, motors and electrical appliances as insulating structural parts and used in transformer oil and humid environment.

3.We have three color of Epoxy resin board,White,Black and Yellow

4.0.1-100mm Thickness we can supply.

  It is widly used in the semiconductor industry (and other high value wafer industries) to protect the edge profile of the wafer while providing the strength and durability of a traditional steel carrier.

Insulation parts for transformer,

electronic apparatus,

water conservancy, switch gear,

industrial furnace, semiconductor,

Marine ,air, nuclear power,insulation spacer,

,water conservancy and hydropower.

Such as the polishing carrier of sapphire grinding or  screen gringding.

Our main parteners 

Our factory

Suzhou Wanrun Insulation Material Co.,ltd is specialized in the research –development and manufacture of insulation materials for decades.

• Our company has standardized workshop, processing workshop.  In order to provide satisfactory products and services.,our company has introduced the automation of large hot press machine, board cutter, Precise grinding machine,  Engraving machines ,punching machine of large-tonnage,ect.  Various of equipment and test equipment. Meanwhile,our company has been Attracted by a group of  outstanding people, adopted  production experience , Technology Strength and scientific management system from Japan and Taiwan.
• We have passed ISO9001,SGS, UL and ROHS certification. Good quality and service is our principle and we looking forward to achieving a win-win situation with clients.

1.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.

2.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.

3.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.

4.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.

• As one of the leading manufacturers of insulation material,we put the quality at first. And we will on line for 24 days for your inquiry.
• We have our senior engineers team and introducing the advanced technology and equipment to make products according to costomer drawing ,data ,or samples and so on.

   1.     Our company Customized fr4 g10 epoxy resin board,Polishing Carrier can be provided.

   2.    CAD or 3D Drawings  processing is also accepted