Beijing, China
Business Type:
Year of Establishment:
Plant Area:
1900 square meters
Management System Certification:
Average Lead Time:
Peak season lead time: 6-12 months
Off season lead time: one month
OEM/ODM Service
Sample Available

Laminated Bar, Laminated Rod, Electrical Material manufacturer / supplier in China, offering Rigid Laminated Rods, Electrical Insulating Laminated Wood Sheet, Thermal Insulation Materials and so on.

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Rigid Laminated Rods

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Min. Order: 200 Kgs
Production Capacity: 10 Ton/Month
Transport Package: Cartoon & Pallet
Payment Terms: L/C, T/T or Others
Application: Electrical Base, Shell
Type: Insulation Bar
Chemistry: Inorganic Insulation
Material: Cotton Cloth, Fiberglass, Resin
Thermal Rating: E 120
Maximum Voltage: 10KV~20KV

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Basic Info

Trademark: Redsun
Origin: China
HS Code: 3921909010

Product Description

Beijing Red Sun Composite Material Co., Ltd. is one professional producer for SMC and BMC molding products, insulating rigid laminates, rods and tubes, flexible composites, high thermal resistant products, gasket, fiber glass products, engineering plastics, etc. We also provide the further fabrication for these products and kinds of composite materials. You can get most of what you want from us.

Advanced production line, excellent technology and experienced work team assure we can provide you the products comply with the international standards and different requirements. We assure that you will get the high efficiency feedback and best service from us for those products that we deal with and certainly with the competitive price.

More information plesae see the table below.
1. Define and purpose
 The laminated bar is a kind of round section bar through heat pressing in forming die after the cotton or glass cloth as basic dips into PF resins.
2. Model and characteristic
Model Characteristic
3721 Mechanical used (rough cloth)
3722 Mechanical used(rough cloth)
3723 Mechanical and electrical used(rough cloth)
3724 Mechanical used (thin cloth), it can be processed in precision.
3725 Mechanical and electrical used(thin cloth), it can be processed in precision.
3841 High mechanical dielectric strength under dry and damp conditions.
3. Technical requirement
2.1 Outside appearance:
The surface should be smooth, no bubble, oil dirty and impurity, the uneven color not to retard its use and the slight rugged are allowed. For the laminated glass cloth bar with diameter over 25mm, the crackle not retard its use at end surface or breaking face is allowed.
2.2 Main performance index
Table 2: Main performance index
Model Density
Bending strength(Mpa)(Min) Compact strength(Mpa)(Min. ) Parallel layer direction breakdown voltage(KV)(Min. )
3721 ≥ 1.30 ≥ 100 ≥ 120 10
3722 ≥ 1.28 ≥ 110 ≥ 131 -
3723 ≥ 1.26 ≥ 90 ≥ 138 10
3724 ≥ 1.28 ≥ 110 ≥ 131 -
3725 ≥ 1.26 ≥ 83 ≥ 138 10
3841 ≥ 1.70 ≥ 241 ≥ 241 15
FR4 ≥ 1.70 ≥ 241 ≥ 241 15

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