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Toray RS-8HT

Chemical Family
Polyimides (PI)

Toray RS-8HT is a BMI resin that provides excellent elevated temperature properties and processability. RS-8HT has been evaluated and qualified in the areas of satellite and airframe/missile structures. RS-8HT is also available in several modified formulations including: RS-8M, a high service temperature controlled flow formulation. 204°C (400°F) Cure BMI Resin System

Properties

Physical Form
Prepreg

Product families

Applications

Automotive & Transportation — Automotive
  • Chassis & Brake
  • Exterior & Body
  • Interior
  • Powertrain & UTH
Automotive & Transportation — Transportation
  • Aerospace & Aviation

Product Families

Composite Materials — Prepregs & Molding Compounds
  • Thermoset Prepregs

Other characteristics

Functions
Prepreg
Polymer Name
Thermoset Polyimide (PI)
Processing Methods
Compression Molding, Prepreg Processing
Markets
Automotive & Transportation
Shelf LIfe
Tack Life
14 days tack life at 25°C (77°F)
Out Life
30 days out life at 25°C (77°F)
Frozen Storage Life
6 months storage life at -18°C (< 0°F)
Tack life is the time during which the prepreg retains enough tack, drape, and and handling for easy component lay-up. Out life is the maximum time allowed at room temperature before cure.
Technology
Composite Materials
Material Features
Good Thermal Stability
HIGHLIGHTS

Excellent ambient and elevated temperature properties; Good moisture resistance; Autoclave and compression consolidation; Low dielectric and loss tangent over wide thermal and electrical range; Elevated glass transition properties available with higher cure or post cure; Good handleability and processing

Recommended Applications
  • Launch
  • Motorsport & Formula 1
  • Aerostructures
  • Radome
  • Satellite structures
  • Electromagnetic/dielectric structures
Composite Materials Functions
Prepreg
Composites Processing Methods
  • Compression Molding
  • Prepreg Processing

Technical data

Table 1 of 1

5 rows
CharacteristicValueUnit
Gel time at 177°C (350°F)17minute
Resin Density1.23g/cc
Viscosity at 100°C (212°F)3poise
Viscosity at 74°C (165°F)50poise
Viscosity at 80°C (176°F)21poise

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