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● Premium high‑purity silicone rubber material, stable breathing sealing performance for cable joints
● Tool‑free installation, just pull out PP support strip, suitable for narrow‑space base‑station construction
● IP68 waterproof & moisture‑proof sealing grade, reliable barrier against water and humid environment
● Wide working temperature:‑60℃ ~ 200℃, pass 720‑hour UV aging test
● UL94 V0 flame retardant grade, excellent acid‑alkali corrosion resistance
● Superior mechanical property: hardness 40±5 Shore A, tensile strength ≥7MPa, elongation ≥610%, tear strength ≥35KN/m
● Long service life up to 30‑years for outdoor long‑term deployment
● Standard colors: black, optional grey; custom dimensions acceptable for bulk‑volume orders
| Item | unit | Standard |
| Standard color | -- | Black |
| hardness | Shao A | 40±5 |
| Tensile Strength | Mpa | ≥7 |
| Elongation at break | % | ≥610 |
| Breaking strength | KN/m | ≥35 |
| Item | Performance parameters | Test Results |
| Normal temperature sealing protection performance | IP67 | pass |
| High temperature resistance | 200℃ | pass |
| Low temperature resistance | -60℃ | pass |
| UV resistant | UV resistance 720 hours | through |
| Flame retardant | 94-V0 | through |
| Specification | Support tube inner diameter | Applicable connection Minimum outer diameter | Length of silicone tube after expansion | Silicone tube wall thickness after complete shrinkage | Length of silicone tube after shrinkage |
| Φ24/12x16 | Φ24±2 | 13 | 13±3 | 2.3±0.3 | ≥16 |
| Φ30/10x16 | Φ30±2 | 15 | 13±3 | 2.3±0.3 | ≥16 |
| Φ40/10x60 | Φ40±2 | 20 | 40±5 | 2.5±0.5 | ≥60 |
| Φ70/19x60 | Φ70±2 | 35 | 40±5 | 2.5±0.5 | ≥60 |
| Note: Other specifications can be customized. | |||||
Premium silicone rubber raw material, self-shrink after removing support tube, form tight radial wrapping for IP68 waterproof & moisture-proof sealing.
Tool-free installation, only pull out internal support strip, compact structure fits narrow space base station construction.
Excellent comprehensive weather resistance: acid & alkali resistant, UV resistant, wide temperature range -60℃~200℃, UL94 V0 flame retardant.
Super high ductility with elongation over 610%, stable breathing sealing without cracking under long-term temperature changes.
Long service life up to 30 years, complete size range Φ35-Φ80 for antenna feeder joints, custom specifications supported for bulk orders.
● Select model according to actual outer diameter of antenna feeder / coaxial cable joint, must fall within applicable outer‑diameter range.
● Confirm working environment temperature and long‑term UV exposure requirement for outdoor deployment.
● Standard sizes are in stock, custom non‑standard dimensions are available for bulk‑volume orders.
>> FAQ
Q: What protection grade and temperature resistance does this silicone cold shrink tube have?
A1: It reaches IP68 waterproof sealing grade, continuous working temperature‑60℃~200℃, passes 720‑hour UV aging test, UL94 V0 flame retardant.
Q: Is heating or special tool required for installation?
A2: No heating and no auxiliary tools needed. Only manually pull out the internal PP support strip for automatic cold shrink wrapping.
Q: What is the service life for outdoor application?
A3: Made of imported high‑grade silicone material, designed for outdoor use, service life can reach up to 30‑years.
Q: Can you provide relevant test reports?
A4: Yes, material and reliability test documents can be provided upon request, please contact our sales team.
Q: Are custom sizes supported?
A5: Yes, custom specifications are acceptable for bulk‑volume production orders.
