NuSil MED20-2955

Category: Silicone Rubber, LSR , Silicone Rubber, LSR
Manufacturer: NuSil Technology
Trademark: NuSil
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: vllXET_NuSil-MED20-2955.pdf
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NuSil Technology's restricted materials may be considered for use in short-term implant applications, 29 days or less, or for external applications.

Liquid silicone rubbers, or LSRs, are elastomer systems reinforced with silica. They contain functional polymers of lower average molecular weight and viscosity when compared to high consistency rubbers (HCRs). They are typically supplied as two-component systems and formulated in a 1:1 mix ratio. Because their consistency is akin to petroleum jelly, they are often pumped with injection molding equipment to form molded components such as o-rings, gaskets, valves, seals, and other precision molded parts.

LSRs are designed for liquid injection molding (LIM) processes which may utilize single or multi-cavity molds, or for overmolding processes. Originally designed for automated systems, they are developed with high volume applications in mind and benefit from their high strength.
General Information
Filler / Reinforcement
  • Silica
Features
  • Fast Cure
  • Good Colorability
  • High Strength
  • Thermally Conductive
Uses
  • Gaskets
  • Medical/Healthcare Applications
  • Overmolding
  • Seals
  • Valves/Valve Parts
Agency Ratings
  • USP Class VI
Forms
  • Liquid
Processing Method
  • Liquid Injection Molding (LIM)
ThermalNominal ValueUnit
Thermal Conductivity 0.63W/m/K
ThermosetNominal ValueUnit
Thermoset Components
    Part A Mix Ratio by Weight: 20
    Part B Mix Ratio by Weight: 1.0
Additional InformationNominal ValueUnit
Cure System Platinum
Extrusion Rate 140g/min
Uncured PropertiesNominal ValueUnit
Curing Time (150°C)0.50hr
Pot Life (25°C)150min
Cured PropertiesNominal ValueUnit
Shore Hardness (Shore A)60
Tensile Strength 2.93MPa
Tensile Elongation at Break 200%
Tear Strength 10.5kN/m
Resin Grade Manufacturer Category Trademark
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Hytrel® PC938 NC010 DuPont Performance Polymers TPC-ET Hytrel®