Shanghai Songjiang Jingning Shock Absorber Co.,Ltd.
JINGNING Specialized In Rubber Expansion Joints
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Rubber Expansion Bellows Manufacturer of Expansion Joint Flanged Type
Product Description
Rubber expansion bellows is widely used in piping systems in chemical, petroleum, electric power, construction and other industries. Rubber expansion bellows is a very practical pipe connector with good elasticity and corrosion resistance, widely used in piping systems in various fields.
Rubber expansion bellows is constructed of rubber and metal for good corrosion resistance. Rubber expansion bellows is easy to install and does not require specialized tools and techniques.
Performance characteristics
1. Flexibility: Accommodates axial, lateral, and angular movements.
2. Durability: Reinforced rubber expansion bellows provides long-lasting performance.
3. Corrosion Resistance: Resists aggressive environments and chemicals.
4. Noise & Vibration Reduction: Dampens vibrations and shock waves.
5. Ease of Installation & Maintenance: Compact design and standard flange connections facilitate installation and upkeep.
Product Specification
| Size | Length | Allowable Movements in Operation | ||||
| mm | inch | mm | Axial Compression mm | Axial Extension mm | Transverse Movement mm | Angular Deflection mm |
| 25 | 1 | 130/152 | 20 | 12 | 14 | 15° |
| 32 | 1 1/4 | 95/130/152 | 20 | 12 | 14 | 15° |
| 40 | 1 1/2 | 95/130/152 | 20 | 12 | 14 | 15° |
| 50 | 2 | 105/130/152 | 20 | 12 | 14 | 15° |
| 65 | 2 1/2 | 115/130/152 | 20 | 12 | 14 | 15° |
| 80 | 3 | 130/135/152 | 20 | 12 | 14 | 15° |
| 100 | 4 | 130/152 | 20 | 12 | 14 | 15° |
| 125 | 5 | 130/152/165 | 20 | 12 | 14 | 15° |
| 150 | 6 | 130/152/185 | 20 | 12 | 14 | 15° |
| 200 | 8 | 130/152/210 | 20 | 12 | 14 | 15° |
| 250 | 10 | 130/203/230 | 20 | 12 | 14 | 15° |
| 300 | 12 | 130/203/245 | 25 | 16 | 22 | 15° |
| 350 | 14 | 200/255 | 25 | 16 | 22 | 15° |
| 400 | 16 | 200/255 | 25 | 16 | 22 | 15° |
| 450 | 18 | 200/255 | 25 | 16 | 22 | 15° |
| 500 | 20 | 200/255 | 25 | 16 | 22 | 15° |
| 600 | 24 | 260 | 25 | 16 | 22 | 15° |
| 700 | 28 | 260 | 25 | 16 | 22 | 15° |
| 800 | 32 | 260 | 25 | 16 | 22 | 15° |
| 900 | 36 | 260 | 25 | 16 | 22 | 15° |
| 1000 | 40 | 260/300 | 25 | 16 | 24 | 15° |
| 1100 | 44 | 300 | 25 | 16 | 24 | 15° |
| 1200 | 48 | 300 | 25 | 16 | 24 | 15° |
| Note: If the medium is oil, acidic or alkaline substances, and there are special requirements for the working temperature, you can customize it by sending a letter or drawing. Please specify when ordering |
Product Details
Production Flow
| 1.Raw material Top level CR/EPDM/NBR rubber raw materials, No recycled rubber | 2.Plasticating and mixing Special Formulation for better Bending with Nylon,For Better Strength,Sealing | 3.Workblanks wraping Cooper plated steel wire reinforcement prevent pull off |
| 4.Vulcanizing Automatic vulcanization machine ensure vulcanization time and pressure | 5.Inspecting | 6. Packaging |
Application
Rubber expansion bellows are widely used in various fields, including construction, chemical industry, shipbuilding, tap water, gas, chemical pipelines, petroleum pipelines, food pipelines, air conditioning pipelines, and sewage treatment.
Our Services
1.24-hour online
2.Free samples provided
3.Support customization
4.Provide drawings
5.Multiple payment styles to choose from
6.Factory inspection (material, specifications, quantity, pressure, packaging)
7.Long warranty period
8.Suitable packaging for transportation
Our Customer
Certificate
FAQ
Q1:What’s the material of rubber expansion bellows?
A1:The material can be EPDM,NBR,CR,SBR..It depends on the working condition.
Q2:What’s the warranty period of rubber expansion bellows?
A2:We provide 18 months’ warranty.
Q3:What’s the working temperature of rubber joint expansion?
A3:The working temperature is -20℃~100℃.
Q4:What’s the package?
A4:The package is carton box and strong plywooden case.