R1 Medium wall Wraparound Heat Shrink Cable Repair Sleeve rubber shrink wrap with metal zipper for emergency repair of damaged cable in irregular sizes and shapes
| Part No. R1 |
Application diameter(mm) Maximum |
Application diameter(mm) Minimum |
||
| R1-34/8 | 25 | 9 | ||
| R1-42/10 | 32 | 12 | ||
| R1-53/13 | 40 | 15 | ||
| R1-62/22 | 47 | 25 | ||
| R1-75/20 | 56 | 23 | ||
| R1-85/25 | 65 | 30 | ||
| R1-93/25 | 70 | 30 | ||
| R1-105/30 | 80 | 35 | ||
| R1-122/30 | 92 | 35 | ||
| R1-135/34 | 102 | 40 | ||
| R1-146/38 | 110 | 44 | ||
| R1-164/42 | 123 | 48 | ||
| R1-175/50 | 132 | 58 | ||
| R1-200/55 | 150 | 63 | ||
| R1-210/65 | 160 | 75 | ||
| R1-230/80 | 175 | 92 | ||
| R1-260/100 | 195 | 115 | ||
Technical Data
| Property | Test Method | Requirement | ||
| Tensile Strength | ASTM D2671 | ≥14 MPa | ||
| Ultimate Elongation | ASTM D2671 | ≥300% | ||
| Heat Aging(150°℃/168h) | ASTM D2671 | |||
| Tensile Strength | ≥12 MPa | |||
| Ultimate Elongation | ≥200% | |||
| Water absorption(23°℃/24h) | ASTM D2671 | ≤0.5% | ||
| Low-temperature flexibility(-25℃/4h) | ASTM D2671 | No cracking | ||
| Heat shock(200℃/4h) | ASTM D2671 | No cracking,dripping or flowing | ||
| Dielectrc strength | ASTM D2671 | ≥15kV/mm | ||
| Volume resistivity | ASTM D2671 | ≥1.0×10¹³Q ·cm | ||
| Copper corrosion | ASTM D2671 | No corrosion | ||
| Dielectrc constant | IEC250 | ≤5.0 | ||
| Fungus Resistance | ASTM G21 | Non-growth | ||

📌 When downtime isn’t an option, reliability matters.
In cable maintenance and repair, one of the biggest challenges is restoring damaged insulation without disconnecting or dismantling the cable system. This is where the Wraparound Heat Shrink Repair Sleeve becomes a highly efficient and field-proven solution.
Engineered for in-service cable repair, this technology combines the advantages of heat shrink materials with a wraparound (open-sleeve) design—enabling fast, reliable, and permanent restoration in demanding environments.
This Emergency Repair Sleeve is engineered for fast, on-site cable restoration—minimizing disruption and getting your systems back online in minutes, not hours.
🔧 Key Benefits:
• Quick installation—no need for complex tools
• Excellent sealing & insulation performance
• Suitable for harsh environments (moisture, dust, UV)
• Ideal for emergency maintenance & temporary or permanent repairs
⚡ Applications:
Power cables, telecom networks, industrial wiring, and field maintenance operations.
Whether you're handling unexpected faults or preventive maintenance, this solution keeps your operations running smoothly.
👉 Looking for a reliable repair solution?
Contact us www.upmheatshrink.com for samples or technical details.
EmergencyRepair #CableRepair #HeatShrink #PowerDistribution #Telecom #IndustrialSolutions #Maintenance #Engineering


