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Quick Details

  • Place of Origin: Zhejiang, China (Mainland)
  • Main Raw Material: Epoxy
  • Usage: Electrical Insulating Varnish
  • Application Method: immerse
  • State: Liquid Coating
  • Brand Name: Rota
  • Model Number: R-1140
  • color: clear

Packaging & Delivery

Packaging Details 17kg/drum or 180kg/drum with steel drums of 20L or 200L.
Delivery Time 10 days after deposit

 

Resin R-1140                        Thermal class H (180C)

Solventless                               UL approved E227128

 

 

 

Product Description

 R-1140 Fast cure solventless impregnating resin is made from heat resistant unsaturated polyester resin, epoxy resin and styrene. It has gained UL certification (E227128) and UL electrical insulation system certification (E242776)

Features

fast curing, stable storage, high mechanical strength and excellent insulation performance

Applications/Use

It is widely used and suitable for impregnation of many types of motors and apparatus coils of class B, F and H. It is recommended for Y2 series motors, water pump motor, traction motor, large transformer and dry type transformer. It can be used by common immersion, continuous immersion and VPI method of application.

Technical Data

       Properties

   Unit

   Standard Values

appearance

 

Brown-yellow liquid, uniform

without mechanical impurities

Viscosity, 23°C, Tu-4# cup

 seconds

          20-50

Gel time   130±2°C

 minutes

           2-8

Volatile matter in curing,

l0g specimen in aluminum

vessel of 45×45×25mm

130°C, 3 h

   %

            ≤ 20

Stability of resin in an

open vessel 50±2°C, 96 h

increasing

multiple

of viscosity 

            ≤ 4

Curing in thick layer

130°C, 4h

 

Not worse than S1, U1, I4.2

Reaction of resin on

enamel wire

Hardness

            ≥ 2H

Bond strength

Helical coil method

At room temperature

N

            ≥60

Dielectric strength

At room

temperature

   MV/m

            ≥20

Volume resistivity

At room

temperature

   Ω.m

           ≥ 1×1012

After immersion

in water, 24h

           ≥ 1×1011

At 155±2°C

           ≥ 1×108

At 180±2°C

           ≥ 1×107

 

 

Packaging & Shipping

 17KG/drum or 180KG/drum.

This product can be stored at least 6 months in dry and ventilated room at about 25℃.

 

 

Company Information

 

 

 

 

Established in 1992, Rota Group is one of the most professional manufacturers of  impregnating varnish, mica tape, potting resin and embedding resin in China. Most products have been approved by ISO9001, 14000, UL, TUV, FDA, RoHS and REACH, widely used in high-voltage motors, wires and cables, household appliances, industrial pumps, and metallurgy equipments etc. We win the trust of the majority of well-known manufactures, like BOSCH, BLACK & DECKER, Fujitsu,  Shibaura, REGAL, Siemens, EPCOS, N.P.V. and so on.

 

 

 

 

 

 Professional quality, creating value for customers. Rota Group lead in the aspects of industry scale, product technology and innovation capacity, we will provide quality products and professional services for you. Welcome you!

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