Electrical Insulating Varnish

Styrene-Free Varnish

This is a low-odor type impregnation varnish used in the insulation process of the coils and is a solventless varnish that does not use a styrene monomer.

Product name

Styrene-free varnish (V573-00)

Characteristics

  • Low-odor and solventless varnish that allows a good working environment
  • Does not contain substances with offensive odors specified in the Offensive Odor Control Act.
  • Excellent impregnation ability and workability with low viscosity and a long pot life

Application example

  • For impregnation of general-purpose motor and fan motor coils.
  • For impregnation of sealed motor coils, etc.

General characteristics

Item Condition Unit Measured value
V573-00
Composition - - Epoxy resin
Heat resistance
category
- - F
Appearance Visual - Light yellow,
transparent
Viscosity 25℃/B type mPa・s 550
Specific gravity 25℃/set to touch - 1.18
Standard cure
condition
- ℃ x h 150 x 8
Pot life 40℃ Day 2
Monomer for
viscosity
adjustment
- - ―
Standard
formulation
- Weight V573-00/V032-00
=100/86
Volume
resistivity
normal state Ω・cm 7 x 1016
Volume
resistivity
after submergence ―
Characteristics High heat resistance, high adhesive strength
Major application Large-sized rotary machines
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