Silicone Foam

Silicone Foam is a kind of microporous, low-density, compressible polymer elastomer material made of silicone rubber raw rubber, vulcanizing agent, foaming agent, etc., after being mixed evenly and vulcanized at high temperature.

Color: Grey | Black | White | Red
Width: 500mm | 960mm
Density(g/cm3): 0.18 | 0.2 | 0.25 | 0.35 | 0.42 | 0.5
Length: Customize
Thickness(mm): 0.8 | 1.6 | 2.4 | 3.2 | 4.8 | 6.4 | 9.5 | 12.7
Samples: A4 Size

Data Sheet

Density

Thickness

Features

Applications

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Silicone Foam Data Sheet

Test Item	Unit	Test standard	SY-180	SY-200	SY-250	SY-350	SY-420	SY-500
Density	g.cm-3	ASTM D 1056	0. 18±0.03	0.2±0.03	0.25±0.03	0.35±0.01	0.42±0.03	0.5±0.05
Compressive stress, 25%	kPa	ASTM D 1056	10 ± 3	20 ± 3	30 ± 10	60 ± 10	110 ± 15	145 ± 15
Compression set	%	ASTM D 1056100℃@50%	≤ 3.0			≤ 5.0
Tensile strength	MPa	GB/T 528-2009	≥ 0.3				≥ 0.4
Elongation	%	GB/T 528-2009	≥ 90				≥ 100
Water absorption	%	Internal test	≤ 5.0
Environmental protection test	/	RoHS 、REACH	qualified
Flame retardancy	/	UL94-2013	V-0
Smoke density	/	BS 6853 Appendix D	A0≤220
Smoke toxicity	/	BS 6853 Appendix B	R≤5
Surface flame propagation velocity	/	BS 476-7	second level
CHF value of flame extinction	kW/m2	BS ISO 9239- 1	≥8
Maximum smoke density DS MAX	/	EN ISO 5659-2	≤ 150
Traditional toxicity index Citg	/	EN ISO 5659-2	≤0.75
Combustion produces toxic gases	/	SMP 800-C-2009	qualified
Low temperature bending	/	ASTM D 1056	-55 ℃ qualified
Dielectric strength	kV/mm	GB/T 1695-2005	≥ 2.0			≥ 3	≥ 3.5	≥ 4
Volume resistivity	Ω ·cm	GB/T 1692-2005	≥ 1.0*10^15
Thermal conductivity	W/(m· K)	ASTM C518	0.04	0.06

Silicone Foam Density

Item	Density（kg/m³）	Features
SY-180	180±30	Supper soft silicone foam
SY-200	200±30	Extra soft silicone foam
SY-250	250±30	Soft silicone foam
SY-350	350±30	Medium hardness silicone foam
SY-420	420±30	Hard silicone foam
SY-500	500±50	Extremely hard silicone foam

Silicone Foam Thickness

Thickness(inch)	Thickness(mm)	Tolerance(mm)
1/32	0.79	±0.1
1/16	1.6	±0.2
3/32	2.39	±0.2
1/8	3.18	±0.25
3/16	4.76	±0.25
1/4	6.35	±0.25
3/8	9.53	±0.6
1/2	12.7	±0.6
3/4	19.05	±2.0
1	25.4	±2.0
The material comply with GB / T18944 1-2003 allowable dimensional tolerances in high polymer porous elastic materials, sponges and porous rubber products.

Silicone Foam Features

Flame retardancy.
High and low-temperature resistance.
Organic silicon foaming material sealing grade IP68.
Water-resistant, ozone-resistant, weather-resistant, and non-corrosive.
Physiologically inert, non-toxic and odorless, low linear shrinkage, easy to operate.
Organic silicon foaming silicone material can be used for a long time in the temperature range of -60°C to 200°C while maintaining its soft and
elastic properties.

Silicone Foam Applications

Lighting, HVAC equipment, electrical control cabinets, 5G base stations, etc.
Isolation within electronic devices and vehicles.
Application in new energy power battery PACK.
Environmental sealing, protection of outdoor equipment, dust-proof, moisture-proof, airtight or shading, such as lighting, HVAC equipment, and electrical control cabinets.
Isolation within electronic devices and vehicles.
Buffer pads and gaskets.

Silicone Foam Data Sheet

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Silicone Foam MSDS

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Note: All the above data are just for reference, all data might change without notices or updates, please contact our sales team to confirm all details Via Whatsapp or Email.