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SIL24 Silicone Sponge Sheet

Medium-firm density (400kg/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. Silex SIL24 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 and rolls of up to 10m lengths.

From: £42.84 Inc. VAT £35.70 Ex. VAT

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We can produce this product in almost any size or colour. If you can't find what you're looking for enquire now

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Details & Specs

Technical


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

Datasheets

Chemical Resistance

Availability and Fabrication Possibility

  • any industrial application
  • available in white and black from stock, capability to color match (MOQ might apply)
  • supplied in rolls or individual sheets, 1mx10m or 1mx1m
  • PSA options available
  • can be punched or waterjet cut into gaskets and seals
  • also available as extrusion grade
  • because of its closed cell nature able to meet IP Class 67

Can we help you?

If you’d like to discuss your idea, requirements or application with a member of our technical team, fill out the form below or contact us.
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