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Suzhou Jufeng Electrical Insulation System Co., Ltd.

Jf310s-3 Low Temperature Fast-Dry Varnish manufacturer / supplier in China, offering Jf310s-3 Low Temperature Fast-Dry Varnish, Stator Coil, Wind Driven Coil and so on.

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Jf310s-3 Low Temperature Fast-Dry Varnish

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Product Description
1. Description
JF310S-3 low-temperature fast-dry varnish is composed of ammonia based resin, modified alkyd resin, drying agent, promoting agent, solvent and diluting agents, etc. The product shall be stored in dual components. When used, Part  A and B shall be formulated in preparation of 1:1.
JF310S-3 Low temperature fast-dry varnish is low-viscosity liquid under room temperature, which permeates well through coils. the storage period of the varnish is 6 months, and it cures under 90  ~ 100 . the conditions of the varnish show excellent electric and mechanical performance as well as dust-proof, moisture proof and mold proof.
Compared with similar products, JF310S-3 low temperature fast-dry varnish is featured in the excellent performance, low price and abundant supply. Application of this varnish is found in varnish submerging treatment for coils in various types of transformers and Grade B middle/small motors.
 
2. Technical parameters of the product
S/N
Names of Properties
Testing Conditions
Unit
Target Values
1
Appearance
Bare eye observation
--
Brown transparent liquid,
No mechanical impurity
2
Viscosity
#4 viscosity meter(23±1)
s
1113
3
Drying time for the varnish film
(100±2)0.5h
--
Non-sticky
4
Thermal elasticity
105±2
h
≥30
5
Volume resistivity
Normal state
Ω·Μ
≥1×1012
6
Electric strength
Normal state
MV/m
≥70
7
Storage period
Part A and B stored separately
under 25 ° C, sealed and avoid light
Month
6
3.   Application process for reference
Pre-baking of the workpiece∶80 ~ 90        1h ~ 2h                 
Varnish submerging∶40 ~ 50        10min ~ 20min    
Dripping of varnish∶ Room temperature       ≥1h
Drying∶90 ~ 100       2h ~ 3h
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