Custom Rubber Expansion Joints
For applications including vibration control, pipework misalignment and thermal expansion in abrasive slurry applications. Filled Arch Joints – Smooth Bore. Superior Performance. Expertly crafted to transfer of abrasive slurries, mineral processing.plants, tailings lines, sand and gravel. Other applications also available on engineering.
Features:
▪ Ideal for abrasive or slurry services
▪ Maintains a smooth, continuous interior bore
▪ Minimizes turbulence & prevents solid accumulation
Benefits:
▪ Prevents Clogging – Ideal for slurries and wastes
▪ Resists Abrasion – Smooth bore extends service life
▪ Controls Movement – for specific piping stresses
Technical Specifications
| Joint Diameter | DN50-1500 |
|---|---|
| Joint Lengths | As request |
| Types | |
| single arch | |
| multi arches | |
| sleeve | |
| reducer taper | |
| Arch Types | filled, open |
| Shapes | round, rectangular |
| End Connections | sleeve |
| full face integral flange | |
| external flanged retaining rings | |
| Floating Flange | |
| Flange Drillings | ASME, BS, SABS, JIS, DIN, custom |
| Pressure Rating | -100 to 5000kPa |
| Safety Factor | 4:1 |
| Temperature Rating | -30°C to +75°C |
Material Specifications
| Inner Liner | Abrasion resistant elastomer |
|---|---|
| reinforcement | fabric/cord,wire or steel ring |
| Outer Cover | Abrasion and weather resistant elastomer |
| End Connections | sleeve |
| full face integral flange | |
| external flanged retaining rings | |
| Floating Flange |
Standard Properties
| Joint Size | Liner Thickness | Vacuum Rating | Working Pressure | Face-to-Face Length | safety factor | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Std | Max | Std | Max | Min | ||||||
| DN | in | mm | mm | mm | % | kPa | kPa | in | mm | ratio |
| 100 | 4 | 102 | 6 | 12 | 100 | 1000 | 5000 | 6 | 150 | 4:1 |
| 150 | 6 | 152 | 6 | 12 | 100 | 1000 | 5000 | 6 | 150 | 4:1 |
| 200 | 8 | 203 | 6 | 12 | 100 | 1000 | 5000 | 6 | 150 | 4:1 |
| 250 | 10 | 250 | 9 | 15 | 100 | 1000 | 5000 | 8 | 200 | 4:1 |
| 300 | 12 | 300 | 9 | 19 | 100 | 1000 | 5000 | 8 | 200 | 4:1 |
| 350 | 14 | 350 | 9 | 19 | 100 | 1000 | 5000 | 8 | 200 | 4:1 |
| 400 | 16 | 400 | 12 | 19 | 100 | 1000 | 5000 | 8 | 200 | 4:1 |
| 450 | 18 | 450 | 12 | 19 | 100 | 1000 | 5000 | 8 | 200 | 4:1 |
| 500 | 20 | 500 | 12 | 19 | 100 | 1000 | 5000 | 8 | 200 | 4:1 |
| 550 | 22 | 550 | 12 | 19 | 100 | 1000 | 5000 | 10 | 250 | 4:1 |
| 600 | 24 | 600 | 12 | 19 | 100 | 1000 | 5000 | 10 | 250 | 4:1 |
| 650 | 26 | 650 | 15 | 19 | 100 | 700 | 4000 | 10 | 250 | 4:1 |
| 700 | 28 | 700 | 15 | 19 | 100 | 700 | 4000 | 10 | 250 | 4:1 |
| 750 | 30 | 750 | 15 | 19 | 100 | 700 | 4000 | 10 | 250 | 4:1 |
| 800 | 32 | 800 | 15 | 25 | 100 | 700 | 3000 | 10 | 250 | 4:1 |
| 900 | 36 | 900 | 19 | 25 | 100 | 700 | 3000 | 10 | 250 | 4:1 |
| 1000 | 40 | 1000 | 19 | 30 | 100 | 700 | 3000 | 10 | 250 | 4:1 |
| 1100 | 44 | 1100 | 19 | 30 | 100 | 700 | 2500 | 12 | 300 | 4:1 |
| 1200 | 48 | 1200 | 19 | 32 | 100 | 700 | 2500 | 12 | 300 | 4:1 |
| 1300 | 42 | 1300 | 19 | 40 | 100 | 700 | 2500 | 12 | 300 | 4:1 |
| 1400 | 46 | 1400 | 19 | 40 | 100 | 700 | 2500 | 12 | 300 | 4:1 |
| 1500 | 50 | 1500 | 19 | 40 | 100 | 700 | 2500 | 12 | 300 | 4:1 |
Customisable size available in non-standard specifications on request.
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