4.jpg
High temperature thermal insulation sealant - 280℃; 0.9~1.1w/m·k

High temperature thermal insulation sealant - 280℃; 0.9~1.1w/m·k
5.0/5 rating (3 votes)

ChemSpecial is the professional high temperature thermal insulation sealant manufacturer from China. This product has an excellent insulation property at high temperature, high strength and low toughness with excellent adhesion, medium temperature curing. Used in the potting package of precision components, good performance in high thermal conductivity, high insulation. A wide range of applications of high-pressure, high-frequency, power modules, power equipment, ballasts, coils and transformers. This is the top potting products on the market.

Specifications

  • Item

    Unit

    Part A

    Part B

    Appearance

     -

    black light yellow

    Viscosity

    Mpa·s(25℃)

    16000~21500

    200~250

    Viscosity(Mixture)

    Mpa·s(25℃)

    6500~8000

    Volatiles

    % 105℃*3h

    0.05

    0.82

    Volatiles(curing process)

    % 90℃*2h

    0

    Mix Ratio

     -

    A:B=4:1(weight)

    Pot life

    hr(25℃)

    >2

    Set time

    hr(90℃)

    2

    Curing shrinkage

    (%)

    <0.5

    Item

    Unit

    Standard

    Test method

    Shore D

    D

    >80

    Shore durometer

    Bond strength

    Kg/cm2

    >50

     -

    Linear expansion rate

    1/℃

    9.88×10-5

     -

    Breakdown voltage

    Kv/mm

    >30

    GB/T 1408.1

    Volume resistivity

    Ω·cm

      >1014

    GB/T 1410

    Flame retardant grade

    UL-94

     V0

     -

    Temperature range

    -55~+280

    comply with standard after three recycling

    Thermal conductivity

    w/m·k

    0.9~1.1

    GB/T 3399

Attention

Drying time:
Curing process: Heating to 90℃;  2h fully cured

Operating process:
1. Before useing this product, stirring component A in package,
mixing evenly.
2. Then mix component A and B  by
weight ratio A: B = 4: 1, mixing evenly.
3. C
oating or potting the mixed glue to the required parts.
4. C
ured according to curing process.

Handling Precautions:
1. Please o
perate according to our company's operating instructions.
2. Before the operation; distinguish component
A and B caredully, Do not confused.
3. Components A and B must be used according to weight ratio 4:1.
4.
If gule sticked to the skin, please wash with soap promptly. If glue entered the eyes, please clean with water, get treatment at hospital if necessary.
5. Operating place should keep ventilation.

Storage:
Please store in a cool dry place, the best storage temperature is 20~25 ℃

Shelf life:
12 months (sealed)

Package:
500g/set, 1kg/set, 5kg/set, 25kg/set