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Phenolic cotton cloth laminated rod
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Epoxy glass cloth laminated rod
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Beijing Found Mechanical & Electrical Co.,LTD.
Add:Room 218,Xingdongnan Mansion,No.2 Weizikeng Street, Fengtai District, Beijing, 100079,China.
Phone:+86-10-67688056
Fax:+86-10-67669046
E-Mail:steve@insulation-all.com
          steve@insulations.com.cn
 
Phenolic cotton cloth laminated rods Your location:home > Products

   Phenolic cotton cloth laminated rods(insulation rod,laminate rod,phenolic cloth rod)are made of insulating cotton cloth impregnated phenolic resin by moulding and processing under heat and pressure. The Insulation rod can be processed into all kinds of insulation parts, The products are widely used transformers, electric motors, cabinets, control boxes, electric switches, household appliances, railway, automobile, computer and medical appliance,etc.

  3721 rod: High mechanical applications, suitable as structural parts for electrical equipments, available in transformer oil.
  3721B rod: Lower properties than 3721, high mechanical applications, suitable as structural parts for electrical equipments, available in transformer oil.
  3722 rod:Suitable for mechanical applications
  3723 rod: Suitable for mechanical and electrical applications.
  3724 rod: Suitable for mechanical applications and precise processing.
  3725 rod: Suitable for mechanical and electrical applications, available for precise processing.

  Length:1000mm
  Diameter:10 ~200mm

No.

Item

Units

Value

3721

3721B

3722

3723

3724

3725

1

Applicable Standards

 

JB889-75

QB

GB5133-85

2

Density

g/cm3

1.25~1.45

1.25~1.45

1.25~1.45

1.25~1.45

1.25~1.45

1.25~1.45

3

Flexural strength perpendicular to laminations ≥

MPa

117.6

80

110.3

89.6

110.3

82.7

4

Tensile strength ≥

MPa

78.4

60

5

Impact strength ≥

MPa

131

137.9

131

137.9

6

Insulation resistance after impregnated in water ≥

Ω

1.0×108

1.0×107

7

Voltage endurance parallel to lamination (in oil 20±2℃) ≥

kV

10.0

8.0

10.0

10.0

8

Water absorption ≤
 Thickness 13mm
 Thickness 25mm
 Thickness >25~51mm


mg


1.0(%)


2.0(%)


2.0
2.0
1.5


1.3
1.0
1.2


1.5
1.2
1.2


1.1
1.0
1.0

9

Temperature index

120

120

120

120

120

120


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Phone:+86-10-67688056 Fax:+86-10-67669046 E-Mail:steve@insulation-all.com  steve@insulations.com.cn