Silicone Manufacturer and Supplier In China
Legenday manufactures silicone bellows for different industries. For automotive industries, silicone bellows are used for air piping systems. Gasoline and diesel engines use silicone bellows for spark plug firings. For commercial applications, silicone bellows can be used for air compression equipment.
Our company has a wide variety of options for silicone bellows. It is produced in all types and colors. Using high-grade silicone, we can produce silicone bellows that offer multiple advantages. Legenday provides outstanding customer service to meet all your demands. For affordable prices, you will find your ideal silicone bellows at Legenday!

Our cylindrical fold bellows are ideal for mechanical parts. Spindles and other engineering equipment use cylindrical fold bellows to prevent grease leakage.

Legenday conical fold bellows are made from durable materials. It is used for imaging equipment, cameras, laser beams, and more.

The single-fold bellows are perfect for drain pipes and tubes. Its flexibility allows great connection between reservoirs and mixers.

We are manufacturing rubber disc bellows for mechanical and industrial engineering equipment. It is used for hydraulic bars and pneumatic bars.

Our extruded silicone bellows are more affordable than other silicone bellows. It is ideal for expansion valves and tubing due to its pressure capability.

Legenday produces convoluted silicone bellows that can be expanded without compromising their appearance. It is used for rubber molding equipment.
Silicone Bellows Applications and Uses
- Turbocharger system
- Intake and exhaust system
- Food processing
- Power system
- Suction catheters
- Cartooning equipment
- Ventilators and masks
- Compressor and valves
- Fuel control system


Our Silicone Bellows Advantages
- High-temperature resistance
- Water-proof
- Dirt and dust protection
- Provides environmental protection
- Shock-absorbent
- Moisture-proof
- Corrosion-resistant
- Contaminant-free
- Prevents leakage
- Damage-resistant
Industries We Supply
- Aerospace
- Automotive Industry
- Oil and gas industry
- Food processing Industry
- Electrical engineering Industry
- Commercial Industry
- Industrial Industry
- Petrochemical Industry
- Medical Industry

- Specification
Material | Silicone |
Color | Black, Blue, Red, etc. |
Hardness | Up to 95 shore A |
Lowest Temp. range | -75°C |
Highest temp. Range | 490°C |
Thickness | 1mm to 10mm |
Elongation | 250% |
Electrostatic durability | 110 Ohm |
Requirements | FDA, USP, ADCF Compliance |
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Tips For Silicone Bellows Maintenance and Replacements
Regular maintenance prolongs the longevity and performance of silicone bellows. Proper maintenance avoids the waste of money on repairs. Here are the following factors to consider:
Regular inspection: constant check allows you to identify the possible desecration before it happens. This method prevents bigger harm or damage to the machine or equipment. Always clean the silicone bellows and remove contaminants and dirt. Constant lubrication also enhances the durability and flexibility of silicone bellows. Only use silicone-based lubrication to avoid damaging the silicone bellows.
Replacement period: If the silicone bellow has cracks, ripping, or signs of damage, it’s necessary to replace it. It minimizes the risk of damaging the parts where it is used.
Apply regular testing to ensure that the silicone bellow is still capable of holding tears and wear. Following these factors are surely beneficial for any projects and applications.