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Nanjing SiSiB Silicones Co., Ltd.
Nanjing SiSiB Silicones Co., Ltd.
SiSiB® LR9333
SiSiB® LR9333

SiSiB® LR9333 is a two-component, translucent, self-adhesive addition-cure liquid silicone rubber designed for injection or compression molding. It exhibits excellent adhesion to engineering plastics such as PC, PET, and PBT without the use of primers, while maintaining good release properties from metal molds. 

SiSiB® LR9333

Features


  • Excellent adhesion to PC, PET, and PBT


  • Non-adhesion to metal molds


  • Primerless bonding


  • Fast cure at moderate temperatures


  • Easy to pigment


  • High mechanical strength


  • Suitable for insert molding and co-injection molding


Physical Properties


Appearance

Translucent

Viscosity (Pa·s)

A: 400-700, B: 600-1000

Mixing Ratio (A:B, by weight)

1:1

Specific Gravity (g/cm³)

1.10

Hardness (Shore A)

30

Tensile Strength (MPa)

Min.6.0

Elongation (%)

Min.400

Tear Strength (kN/m)

Min.18

Cure Time at 120°C

150 seconds (2 mm)

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

Application


  • Overmolded components in consumer electronics


  • Seals, buttons, and grips in handheld devices


  • Medical-grade parts (upon request)


  • Automotive connectors and housing gaskets

Packing and Storage


SiSiB® LR9333 is supplied in 20Kg or 200Kg Drum.


In the unopened original container, it has a shelf life of 12 months at the temperatures below 37°C in a dry and cool place.

Documents

DownloadSiSiB® LR9333 Safety Data Sheet
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SiSiB® LR9333