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Suzhou Jufeng Electrical Insulation System Co., Ltd.

Solvent-Free Insulating Resin manufacturer / supplier in China, offering Jf-9801f6 Solvent-Free Insulating Resin, Epoxy-Resin Prepreg Nomex Flexible Laminates Nomex with Heat-Resistant Epoxy Resin, Rich Resin Mica Tape and so on.

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Jf-9801f6 Solvent-Free Insulating Resin

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Product Description
1. Description
JF-9801F6 solvent-free  insulating resin is composed of heat resistant unsaturated resin, epoxy resin, curing agent, active diluents, evocating agent, promoting agent, etc. The varnish is a low-viscosity liquid under room temperature with excellent permeability, and it cures rapidly under 120 ° C to 130 ° C with little residual gas after curing. The  condensate of the varnish shows excellent electric and mechanical performance as well as dust-proof, moisture proof and mold proof.
Compared with similar products, JF-9801F6 solvent-free insulating resin is featured in the excellent performance and convenient usage. It is applied in vacuum submerging  equipment and vacuum pressure submerging  equipment.
Application of this varnish is found in varnish submerging treatment for coils in various types of Grade B and Grand F low-power motors and  electronic transformers
 
2.Technical parameters of the product
 
S/N
 
Names of Properties
Testing Conditions
Unit
Target Values
1
Appearance
Bare eye observation
--
Yellow and brownish
Transparent liquid
2
Viscosity
#4 viscosity meter(23±1)
s
2040
3
Gel time
(120±2)
min
515
4
Thick layer curing capability
(120±2) , 2h
--
No worse than
S1.U1.I4.2
5
Electric strength
Normal state
after submerged in water for 24h
MV/m
≥20
≥18
6
Volume resistivity
Normal state
after submerged in water for 24h
Ω
≥1×1013
≥1×1011
7
Temperature index
--
155
8
Storage period
25 Sealed, dark
Month
3

3.  Application process for reference
Pre-baking of the workpiece∶90~ 100        1h ~ 2h             
Varnish submerging∶40 ~ 50        10min ~ 20min     
Dripping of varnish∶ Room temperature       ≥1h
Drying∶130              3h  ~ 5h
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