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Nanjing SiSiB Silicones Co., Ltd.
Nanjing SiSiB Silicones Co., Ltd.
SiSiB® HR1940
SiSiB® HR1940

SiSiB® HR1940 is a platinum-cured, high consistency silicone rubber (HCR) compound developed for molding and extrusion processes. It is formulated with fumed silica as reinforcing filler, and is especially suitable for the production of transparent silicone rubber articles.

SiSiB® HR1940

Features


  • Platinum-catalyzed addition cure


  • No peroxide decomposition byproducts


  • Odorless and low-temperature curable (120°C)


  • High tear strength and mechanical durability


  • Compliant with FDA and LFGB regulations


  • Suitable for transparent silicone products


Physical Properties


Item

Value

Test method

Appearance

Transparent

Visual

Density, g/cm3

1.09-1.15

ASTM D792

Hardness (shore A)

37-43

ASTM D2240

Tensile Strength (Mpa)

Min.8.5

ASTM D412

Elongation (%)

Min.600

ASTM D412

Tear Strength (Die B, kN/m)

Min.20

ASTM D624

Note: These values are typical and are not intended for use as specifications.

Application


  • SiSiB® HR1940 is suitable for the production of transparent products such as kitchenware, sealing rings, extruded profiles, and food-contact elastomeric parts. It can be processed by molding or extrusion.

Packing and Storage


SiSiB® HR1940 is supplied in 20Kg carton.


In the unopened original container, it has a shelf life of 9 months in a dry and cool place.

Documents

DownloadSiSiB® HR1940 Safety Data Sheet
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SiSiB® HR1940