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Silicones Inc P-125

Chemical Family
Silicones

Silicones P-125 is a translucent, high tear strength, platinum-catalyzed, RTV-2 silicone rubber, which was designed for casting parts where visual inspection is required. It is easy to mix and de-air, and will cure with virtually no shrinkage. The speed at which the rubber hardens can be dramatically accelerated with heat or with Pt Accelerator at room temperature. Addition-cure two-component silicone rubbers exhibit excellent chemical and heat resistance, but may show some inhibition sensitivity.

Product families

Applications

Industrial — Chemical & Industrial Manufacturing
  • Tooling & Moldmaking

Product Families

Elastomers — Specialty Elastomers
  • Silicone Elastomers

Other characteristics

End Uses
Prototyping
Features

Good Mechanical Properties, Good Tear Strength, Low Shrinkage, Platinum Catalyzed, Room Temperature Vulcanizing, Translucent. P-125 is extremely useful for prototype applications where superior mechanical properties are required.

Polymer Name
Silicone Elastomer
Markets
Industrial
Shelf LIfe
6 months
Cure
Chemical Cure
Technology
Elastomers
Material Features
  • Good Mechanical Properties
  • Good Tear Strength
  • Low Shrinkage
  • Platinum Catalyzed
  • Room Temperature Vulcanizing
  • Translucent
Plastics and Elastomers End Uses
Prototyping

Technical data

Table 1 of 1

19 rows
CharacteristicValueUnitMethod
Activator1000-2000——
Volume100 / 10.9——
Coverage25.6in^3 / lb—
Cure Time (Hours)16 - 24——
Dielectric Constant (100 HZ)2.9——
Dielectric Strength500.0volts/mil—
Dissipation Factor (100 HZ)0.003——
Elongation250 ± 50%ASTM D412
Mixing Ratio (B/A)100 / 10——
Service Temperature-60 - 600°F—
Hardness (±4)40.0Shore A—
Shrinkagenil——

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