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Suzhou Jufeng Electrical Insulation System Co., Ltd.

Jf-9812 Modified Epoxy Potting Sealant manufacturer / supplier in China, offering Jf-9812 Modified Epoxy Potting Sealant, Epoxy-Resin Prepreg Nomex Flexible Laminates Nomex with Heat-Resistant Epoxy Resin, Rich Resin Mica Tape and so on.

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Jf-9812 Modified Epoxy Potting Sealant

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Product Description

1.Description
   This product is an environmental-friendly modified epoxy resin pouring sealant. After mixed, it is featured in low viscosity, long period of operating time, good fluidity and easy to penetrate into the gaps of products.
    After the curing, this product is featured in free of bubbles, smooth surface, existence of luster and high hardness. The condensate of the product shows excellent acid-proof and alkali-proof performance,dust-proof, moisture proof and mold proof,as well as resistance to heat and humidity and aging in atmosphere.
    The condensate of this product shows excellent electrical and physical characteristics such as insulating, pressure resistance, high bonding strength, etc.
     This product is widely applied in the pouring sealing for transformers, AC capacitors, high voltage packs, anion generators, high voltage controllers and other electronic components.
2. Technical parameters of the product
S/N
Items
Testing Conditions
Target Values
Party A
Party B
1
Appearance
Bare eye observation
Sticky liquid, white or other colors
Brown liquid
2
Gel time
Drying type10g sample place in Ф15mm×150mm Test tube and submerged in an oil bath of (100±2)
15min-30min
3
specific gravity
 
25
Electronic gravimeter
(1.60±0.05)g/cm3
(1.20±0.05)g/cm3
4
Viscosity40
Rotor viscosity meter
2000mPa.s -10000mPa.s
15 mPa.s -30mPa.sbaked dry
80mPa.s -150mPa.s(naturally dried
5
Volume resistivity
Normal state
After submerged in water for 7 days
≥1×1013Ω
≥1×1011Ω
6
Electric strength
Normal state
After submerged in water for 24 hours
≥20MV/m
≥18MV/m
7
Fire retardancy
FV method
No worse than Grade FV1
8
Storage period
Stored Party A and B separately under 25  and avoid light.
6 months

 

 

 

 

 

 

 
3.  Application process for reference   
S/N
Application Process
Baking dried
Naturally dried
1
Mixture ratio (Part A: Part B)
100∶30weight ratio
100∶3050weight ratio
2
Time for usage25
6h-8h
2h-4h
3
Curing condition
904h or 1002h
25≤20h or 60≤2h
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