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Silopren™ LSR 2641

Chemical Family
Silicones

Silopren™ LSR 2641 TP 3730 is a two-component liquid silicone rubber for injection molding processes.Silopren™ LSR 2641 TP 3730 shows in comparison to Silopren™ LSR 2640 as non post-cure grade (NPC grade)a lower compression set after vulcanisation.Key Features and Benefits Vulcanisates consisting of Silopren™ LSR 2641 TP 3730 are distinguished by the following properties: non post-cure high reactivity excellent thermal stability high stability and flexibility at low temperatures good rubber-like properties, high tear resistance long service life at dynamic stress high stability to ozone and ultraviolet light outstanding resistance to aging, excellent dielectric behavior over a wide range of temperatures, not readily combustible, does not melt or drip easy pigmentable with the LSR Color Pastes Potential ApplicationsBecause of the outstanding properties Silopren™ LSR 2641 TP 3730 is particularly suitable for the following elastomeric articles: sealing elements, O-rings, stoppers, diaphragms, keypads, bellows,vibration dampers, switch cover, spark plug boots, cable connectors s.o.

Properties

Physical Form
Liquid

Product families

Applications

Electrical & Electronics — Parts & Components
  • Connectors

Product Families

Elastomers — Specialty Elastomers
  • Silicone Elastomers

Other characteristics

Brand
Silopren
End Uses
Connectors
Features

Good Colorability, Good Stability, Good Tear Strength, Good Thermal Stability, High Reactivity, Low Temperature Flexibility, Ozone Resistant, UV Resistant, Vibration Damping

Polymer Name
Liquid Silicone Rubber (LSR)
Tear Strength
35.0 - 35.0 kN/m
Processing Methods
Injection Molding
Markets
Electrical & Electronics
Appearance
Translucent
Technology
Elastomers
Material Features
  • Good Colorability
  • Good Stability
  • Good Tear Strength
  • Good Thermal Stability
  • High Reactivity
  • Low Temperature Flexibility
  • Ozone Resistant
  • UV Resistant
Country Availability
  • Brazil
  • Canada
  • China (Mainland)
  • Mexico
  • USA
Plastics and Elastomers End Uses
Connectors
Plastics and Elastomers Processing Methods
Injection Molding

Technical data

Table 1 of 2

4 rows
CharacteristicValueUnitMethod
Tensile Strength9MPaISO 527
Hardness40Shore AISO 7619-1
Strain at break700%ISO 37
Tear Strength35kN/mASTM D 624

Table 2 of 2

1 row
CharacteristicValueUnitMethod
Density1110kg/m3ISO 1183

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