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3841 Fiberglass epoxy laminated rod is made of alkali-free glass cloth which shall be first soaked in epoxy resin, and then get hot-pressed by a forming mold into a rod with round section. It has good mechanical, dielectric properties, and excellent machinability. The insulation rods are suitable for long-lasting gears, transformers, electric motors, cabinets, control boxes, electric switches, household appliances, railway, automobile, computer with the advantages of quieter and more economical than metal parts. Besides, it can also be used under moist conditions and in the transformer oil.


Additional Information

Type: Insulation Rod

Diameter: 8 or 300mm

Length: 1000mm

Insulation class: B class (130℃)

Color: yellow, red, green, black

Application: It is widely used for the insulating spare parts of the electrical appliances and transformers


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3841 Epoxy Laminate Insulation Rod Introduction

3841 Fiberglass epoxy laminated rod is made of alkali-free glass cloth which shall be first soaked in epoxy resin, and then get hot-pressed by a forming mold into a rod with round section. It has good mechanical, dielectric properties, and excellent machinability. The insulation rods are suitable for long-lasting gears, transformers, electric motors, cabinets, control boxes, electric switches, household appliances, railway, automobile, computer with the advantages of quieter and more economical than metal parts. Besides, it can also be used under moist conditions and in the transformer oil.

 

Diameter: 8 or 300mm

Length: 1000mm

Insulation class: B class (130℃)

Color: yellow, red, green, black

 

3841 Epoxy Laminate Insulation Rod Features

1. High mechanical properties,

2. Good dielectric properties

 

3841 Epoxy Laminate Insulation Bars Applications

1. Insulating spare parts of the transformers

2. Insulator

3. Bushing

4. High-voltage switch.

 

3841 Epoxy Laminate Insulation Bars Specifications

PROPERTIES

UNIT


STANDARD VALUE

Flexural strength
A: Under normal conditions                        

MPa

≥300

Compressive strength

MPa

≥175

Bonding strength  

MPa

≥200

Breakdown voltage parallel to laminations
(in transformer oil 90±2°C)

kV

≥40

Dielectric strength perpendicular to laminations (withstand voltage) (in oil 90±2°C) 2.0mm in thickness  

MV/m

≥9.0

Insulation resistance Impregnated in water, D-24/23

≥1000

Density

g/cm3

1.70-1.90

Water absorption D-24/23

mg/cm2

≤1.5

Flammability

class

FV0


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Xuchang Chengrui Insulation Materials Co., Ltd.
Xingye Road, Dongcheng District, Xuchang City
Henan Province, China



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+86-15939981307

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