Product Description
Sealed Extruded Silicone Sponge offers a flexible and durable solution for sealing, insulating, and protecting components in demanding environments.
Extruded Silicone Sponge is engineered to deliver excellent thermal insulation, shock absorption, high and low temperature resistance and aging resistance across a wide range of industries.

Main Feature

• Silicone sponge extrusion has good performance in anti-aging, anti-yellowing
• Silicone sponge extrusion products are environmentally friendly, odorless and non-toxic
• Silicone products are also tear-resistant,so they will not deform easily in various situations.
• Silicone sponge stripes are durable, with a long service life.
• Closed cell silicone sponge extrusion are chemically stable and resistant to weak acids and alkalis.
• They are insulation resistant, arc resistant and corona resistant
• Sealed Extruded Silicone Sponge is also resistant to high and low temperatures, operating temperature range: -40 ℃ to + 220 ℃.
Typical application
A diverse range of industries application – ranging from Lighting and Construction to Automotive and Aerospace.
Technological data sheet of Sanpu
|
Hardness( Shore A) |
5-45 |
|
Density pcf |
19--56(0.3-0.9g/cm³) |
|
Pore structure |
Closed cell |
|
Tensile strength psi/kpa, Min (test value) |
>58/400 |
|
Elongation%, Min |
>80 |
|
Temperature range(℃) |
-50~220 |
Customizted Service
1. Accept customization of color/ size/ structure/ surface/ sign/ adhesive and so on
2. Offer files of product. The following file formats can be provided: 3D drawings: STP, IGS; 2D drawings: CAD, PDF
3. Get a quotation
We are silicone product experts
Sanpu silicone Co. Ltd is the leading silicone sheet manufacturer in China,specializing in a full range of silicone and silicone foam products for 15 years.
Our high-quality materials are produced in accordance with international standards and have been widely used and highly trusted in various industries.
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5K +Completed Projects5k complete work
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10mil +Registered Capital


hornor we won
Committed to providing customers with high-quality products




Our factory & quipment
Pursue excellence with a down-to-earth attitude



F A Q
Q: Are you a manufacturer, trading company or a third party?
A: We are a manufacturer, it's a joint manufacturer of Hangzhou Sanpu Co.,LTD and Gutai Silicone.Co.LTD ,the core team has more than 16 years' experience of silicone products
Q: Where is your factory located?
A: Our factory address is : No. 18 Gongye South Road, Overseas Chinese Economic Zone, Ninghua County, Sanming City, Fujian Province
Q: Is the sample available?
A:Yes, we provid free samples which we have stock ;If we need to produce samples for you,we need to charge sample fees
Q: What payment terms do you accept?
A: T/T or L/C or AliPay,others is welcome.
Contract us
Any question, pls speak with a product specialist about your needs
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