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Silicone Sheet

Your Professional Silicone Sheet Supplier!

 

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. We offer all kinds categories of silicone, including: Silicone Sponge Sheets, Silicone Foam Sheet, Silicone Sponge Extrusion, Silicone Solid Sheet, Silicone Solid Extrusion, Silicone Tube.

 

 
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Why Choose Us
 
01/

Quality Control
The high-performance silicone materials we produce adhere strictly to the ISO 9001 international quality management system standards and relevant industry regulations. Every step, from raw material procurement to finished product delivery, undergoes rigorous quality control.

02/

Wide Applications
Our products have been widely used in a variety of industries, including electronics, automotive manufacturing, medical devices, aerospace, and architectural decoration, demonstrating excellent applicability and compatibility.

03/

Advanced Equipment
We are equipped with a comprehensive suite of advanced production equipment, including fully automated silicone compounding lines, precision injection molding equipment, high-precision extrusion systems, and advanced online testing instruments. This ensures complete automation and control of the entire process, from raw material processing to finished product formation.

04/

Patent Certificate
We have obtained ROHS certification (for closed-cell silicone foam), V-0 certification, FDA certification, ROHS certification (for open-cell silicone sponge), and REACH certification.

 

Specification

 

 

Technical Data Sheet

Number

Test Items

Unit

Test Result

1

Tensile strength

Mpa

7.5

2

Elongation

%

350

3

Hardness

Shore A

60±5

4

Temperature rate

℃

-60-220

5

Density/Gravity

g/cm3

1.25

 

Silicone Sheets Industrial

 

Silicone Sheet Characteristic

● Offers high resistance to UV radiation
● Possesses superior temperature resistance compared to synthetic and natural rubber
● Reacts to very few chemical or biological agents
● Maintains flexibility and elasticity regardless of weather conditions
● Made from high-grade compound materials
● Has tensile strength up to 1650 psi
● Insulates electricity well and is easily modifiable based on particular requirements
● Exhibits exceptional metal adherence, especially during molding and extrusion processes

 

 

Applications of Silicone Sheets

 

 

 
High Temperature Sealing for Industrial Machinery

Manufacturing industries require materials that can handle extreme temperatures while maintaining their structure. Silicone sheets are used as seals in machinery exposed to heat, preventing leaks and ensuring smooth operations. Their resistance to heat and chemicals makes them ideal for automotive, aerospace, and heavy industrial applications.

 
Electrical Insulation

Electrical components in manufacturing require strong insulation to prevent electrical hazards. Silicone sheets provide excellent electrical insulation, ensuring safe and efficient functioning of machinery. They are used in silicone gasket sheets, thin silicone sheets, and silicone sheet rolls to protect circuits and sensitive electrical components.

 
Food & Medical Processing

In industries like food processing and medical equipment manufacturing, safety is a top priority. Silicone strips and silicone rolls are FDA-approved, non-toxic, and resistant to bacteria buildup. Their ability to handle extreme temperatures without degrading makes them perfect for applications where hygiene is crucial.

 
Durable and Flexible Gaskets

Preventing leaks in manufacturing processes is essential for efficiency and safety. Silicone gasket sheets and silicone sheet rolls provide flexible yet durable sealing solutions. Their ability to withstand wear and tear ensures long-lasting performance in industrial settings, reducing maintenance and downtime.

 

 

 

Customized Service

 

 

We accept customization of various product attributes, including color, size, structure, surface finish, logo, adhesive type, and other specifications.

We can provide product design files in the following formats: 3D drawings in STP or IGS format, and 2D drawings in CAD or PDF format.

Customers can obtain a detailed quotation upon request by submitting their specific requirements.

 

Silicone Sheet Production Process

 

Silicone rubber sheets by vulcanizing the uncured liquid silicone material made up of silicon, carbon, hydrogen, and oxygen to create a solid material. Vulcanization “is a chemical process in which the rubber is heated with sulphur, accelerator, and activator at 140-16°C” to create a solid sheet. Silicone rubber sheets are elastomers that are composed of “silicone – itself a polymer – containing silicon together with carbon, hydrogen, and oxygen” that have been vulcanized into a solid material.


Firstly, the silica “is heated with carbon in an industrial furnace to extract the silicon, which is them passed through hydrocarbons to create a new polymer with an inorganic silicon-oxygen backbone and carbon-based side groups”. Silicone material is considered an “inorganic” polymer when compared to other variations due to its unique polymer backbone structure.


The lack of carbon in the polymer backbones makes polysiloxanes into unusual ‘inorganic' polymers—though in most members of the class two organic groups, usually vinyl (CH2), methyl (CH3), or phenyl (C6H5), are attached to each silicon atom” . Instead, the backbone structure of silicone rubber sheets is made up of a silicon-oxygen chain which gives the material its unique resistance properties. Compared to organic rubber, silicone is an extremely resilient material that has excellent heat resistance, chemical stability, electrical insulation, abrasion resistance, and weatherability as well as ozone resistance due to its Si-O bond.


Silicone sheets are made through the vulcanization of silicon, carbon, hydrogen, and oxygen that creates a solid rubber material that is highly resistant against outdoor damaging factors as well as abrasive temperatures and chemicals.

 

 

Storage and Maintenance Tips for Silicone Sheet

To extend the lifespan of silicon sheets, store them in cool, dry, and dark environments. Avoid stacking under pressure or near direct sunlight. Clean regularly with non-abrasive cleaning agents to remove dust and contaminants. Proper handling and storage help retain the sheet's sealing and insulation properties over time.

Silicone Sheets Price

 

 

Ordering Process

 

 

1

Consultation and demand analysis

2

Product selection and confirmation

3

Order placement and order review

4

Shipping and logistics tracking

 

 

Packaging and Shipping

 

 

Packaging

Wooden box, PE film

Transportation methods

Road transport, rail transport, sea transport, air transport

 

Our Certificate
 
 
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FAQ

 

 

Q: Does silicone sheet go away?

A: Silicone does not have an odor, but it can absorb odors and retain the smell of whatever application it is used for. A silicone sheet, even food grade, is odorless and will not emit any odor. Due to its +500-degree Fahrenheit operating temperature range, a silicone sheet will not burn; therefore, it will not emit any odor or any toxic fumes when heated.

Q: Which industries use silicone sheet?

A: Silicone rubber sheeting is utilized extensively in the industrial sector because it is inexpensive and provides simple fabrication and shaping processes. It also offers a broad temperature range of -117 °C to 300 °C. Moreover, it is ideal for sealing, thermal insulation, gaskets, and transit systems applications since it is flexible and can be modified easily.

Q: What is silicone sheet?

A: Silicone sheets are highly flexible, enabling them to be easily shaped or formed to suit unique applications. These rubber sheets are resilient to tough conditions and can withstand extreme temperatures, making silicone one of the most popular materials for industrial sealing and insulation applications. Built for longevity and to resist harsh environmental factors, silicone rubber sheets are a cost-effective and durable solution for a variety of projects.

We're professional silicone sheet manufacturers and suppliers in China, specialized in providing high quality customized service. We warmly welcome you to buy bulk discount silicone sheet from our factory. For price consultation, contact us.

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