Smoke & Flame Rubber

Request a Quote

Low Smoke, Low Flame, Low Toxicity Rubber: A neoprene-based rubber that resists some generation, flame propagation and toxic fume buildup. This material is used for the mass transit industry including rail and bus applications due to its ability to ensure the safety of travelers.

General Information:

Hardness Durometer (Shore A): 65
Tensile Strength: 1500 Psi
Elongation: 500%
Thermal Properties:
Minimum service temperature: -30°F
Maximum service temperature: 220°F


This material is designed and formulated to meet the mass transit industry’s requirements and specifications for smoke generation (ASTM E 662), flame propagation (ASTM C 542), and toxic fume production (SMP 800-C).

(Shore A ± 5)
Tensile (psi) Ultimate
Elongation (%)
Estimated Weight
Per Linear Foot
(1/8″ x 36″)
Minimum Typical Minimum Typical
65 1/32 – 1/4 1200 1500 300 500 2.98 lb ASTM E 662, ASTM C 542
(ASTM C 1166 Procedure),
Bombardier SMP 800-C*
Boeing BSS 7239, UL 94VO**