Product Description
Closed Cell Silicone Sponge Extruded offer a flexible and durable solution for sealing, insulating, and protecting components in demanding environments.
Silicone Sponge Profiles are available in a variety of geometries, including conventional shapes like rectangles, cords, and tubes, as well as more complex cross section such as U-profiles, P-profiles,D-profiles, and so on.
With full in-house die-making capabilities,please feel free to contract with us .

Main Feature

• Closed Cell Silicone Sponge Extruded 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
• Silicone Sponge Extrusions are 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.
Q: What's the delivery time?
A: The delivery time is up to your order, usually it is between 7-20 working days.
Contract us
Any question, pls speak with a product specialist about your needs
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