SIL33 Silicone Sponge Sheet

This is our firmest density (550kg/m3) silicone rubber sponge sheeting.

Suitable where a soft, easily pliable rubber is required. High temperature seals and gaskets are examples of potential uses. These sheets perform at temperatures from -60°C to + 230°C, +250°C intermittently. MVQ SIL33 meets the flammability requirements of FAR 25/JAR25/CS 25 Appendix F, Part 1 (a)(1)(iv) and (a)(1)(v) horizontal flammability.

This product is supplied in 1m wide sheets with thicknesses up to 6mm as standard.

Clear

Description

Sheeting SIL10 SIL16 SIL24 SIL33
Property Units Typical Value Typical Value Typical Value Typical Value Test Method
  Density * kg.m³ lb.ft³ 200 12.5 250 15.6 400 25 550 34.3 BSENISO 845 ASTM D3574
Hardness ** Shore OO Shore A 35 ±5 <5 42 ±5 5 65 ±5 17 80 ±5 30 ASTM D2240
Compression Stress 40% Strain *** kPa PSI 50 4.6 90 6.4 165 11.9 470 34.8 BSENISO 3386 Part 1,2 ASTM D1056
 Tensile Strenght  MPa PSI 0.6 87 0.6 87 0.75 108 2.0 290 BSENISO 1798 ASTM D412
Elongation to failure % 140 145 120 130 BSENISO 1798 ASTM D412
 Compression Set 50% Compression 24hrs Recovery, 22 hrs 70°C (158°F) % 15.0 12.0 10.0 9.5 BSENISO 1856
Compression Set 50% Compression 24hrs Recovery, 22 hrs 100°C % 18.0 14.5 12.0 12.0 BSENISO 1856
Water Absorption % <5 <5 <5 2 ASTM D1056

Additional information

Color

White

Thickness

2.0mm, 3.0mm, 4.0mm, 5.0mm, 6.0mm