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Addition-curing HTV silicone rubber

    This product is a solid silicone rubber cured with addition of platinum as the catalyst. It can be cured at a moderate temperature of 120℃, without any off-flavor and with high thermal utilization rate. The products made from it have higher tear strength than the grade like silicone products cured with peroxide. It is divided into two series: the D-01 series use precipitated silica, applicable to molding process and food contact silicone rubber products; the D-09 series use fumed silica, applicable to molding and extrusion process, and can be used to manufacture food contact silicone rubber products and transparent silicone tubes.

     

    T     Typical Properties:

    Category

    Item

    Appearance

    Hardness Shore A

    Tensile strength MPa

    Elongation at break %

    Breaking set %

    Tear strength B KN/m

    Specific density 25°C g/cm³

    Dielectric strength kV/mm

    Volume resistivity Ω.cm

    Precipitated grade

    MY D0130

    Ivory translucent

    30±3

    7.0

    600

    -

    15

    1.08±0.05

    -

    70

    MY D0140

    40±3

    7.5

    500

    -

    19

    1.13±0.05

    -

    55

    MY D0150

    50±3

    8.5

    400

    -

    20

    1.15±0.05

    -

    50

    MY D0160

    60±3

    8.0

    400

    -

    20

    1.19±0.05

    -

    50

    MY D0170

    70±3

    8.0

    300

    -

    18

    1.22±0.05

    -

    45

    MY D0180

    80±3

    7.0

    200

    -

    15

    1.25±0.05

    -

    35

    Physical data in the above table is for reference only.

    Vulcanization condition: platinum vulcanizator;(0.4-0.6)% added for component A, (0.8-2.0)% added for component B, at vulcanization temperature of (120-150℃)

     

    Advantage:

    - Platinum as the catalyst

    - Cured at a moderate temperature of 120℃ without any off-flavor

    - High thermal utilization rate

     

    Applications:

    - The D-01 series use precipitated silica, applicable to molding process and food contact silicone rubber products.


    Category

    Item

    Appearance

    Hardness Shore A

    Tensile strength MPa

    Elongation at break %

    Breaking set %

    Tear strength B KN/m

    Specific density 25°C g/cm³

    Dielectric strength kV/mm

    Volume resistivity Ω.cm

    Fumed grade

    MY D0930

    Transparent

    30±3

    8.0

    700

    -

    15

    1.07±0.04

    -

    60

    MY D0940

    40±3

    8.0

    600

    -

    20

    1.13±0.04

    -

    50

    MY D0950

    50±3

    8.5

    500

    -

    25

    1.15±0.04

    -

    50

    MY D0960

    60±3

    8.5

    400

    -

    25

    1.18±0.04

    -

    50

    MY D0970

    70±3

    8.0

    300

    -

    25

    1.22±0.04

    -

    40

    MY D0980

    80±3

    8.0

    200

    -

    20

    1.25±0.04

    -

    35

    Physical data in the above table is for reference only.

    Vulcanization condition: platinum vulcanizator;(0.4-0.6)% added for component A, (0.8-2.0)% added for component B, at vulcanization temperature of (120-150℃)


    Application:

    - The D-09 series use fumed silica, applicable to molding and extrusion process and can be used to manufacture food contact silicone rubber products and transparent silicone tubes.

     

    Packing & Storage:

    - 20kg/ carton lined with plastic bags or sheets.

    - The products have a shelf life of 9 months from date of manufacture depending on the shore hardness if stored at room temperature in the originally sealed container. 


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