C.B.Frost & Co. MF775 (FR8775)

C.B.Frost & Co. MF775 (FR8775) is a heat cured silicone rubber which cures after the addition of a vulcanising agent (chosen as a function of the production process). FR8775 is available in hardness 75 shore A. The FR8775 is specially designed to manufacture rubber parts for fire resistance applications.

Chemical Family: Silicones

Physical Form: Profiles, Sheets, Solid

Technical Data Sheet

Enhanced TDS

Knowde-enriched technical product data sheet

Identification & Functionality

Chemical Family
Product Type
Technologies
Product Families

Features & Benefits

Labeling Claims
Ready-to-Use Product Features
Special Properties
  • Easy processing
  • Good heat stability up to 200°C
  • Excellent fire resistance
  • LSFOH: Low smoke free of halogen
  • Non-toxic and non-corrosive smokes
  • Tested according to EN45545 part 2 (fire protection of railway vehicles)

Applications & Uses

Properties

Flame Rating
Physical Form
Mechanical Properties
ValueUnitsTest Method / Conditions
Specific gravity (25°C)approx. 1.28--
Hardnessapprox. 73Shore A-
Tensile strengthapprox. 10.2MPa-
Elongation at breakapprox. 320%-
Tear strengthapprox. 19kN/m-
Volume resistivityapprox. 8.1 x 10¹⁵Ω.cmIEC 60093
Dielectric constant (1 MHz)approx. 3-IEC 60250
Dielectric dissipation factor (1 MHz)3 x 10⁻³-IEC 60250
Fire Resistance
ValueUnitsTest Method / Conditions
Fire ResistanceV0-IEC 60695-11-10
Fire ResistanceR1 HL2 R7 HL2-EN 45545 Part 2
Fire ResistanceCategory 1A Table 7-BS 6853

Regulatory & Compliance

Certifications & Compliance
Quality Standards

Packaging & Availability

Available In

Moldings, Profile Extrusions, Sheeting and Coils.