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China Suppliers Factory Anticorrosive Submarine Cable Adhesive Tape for Mining Cables - Waterproof and High-Temperature Resistant
Product Description
In the manufacturing process of submarine cables, the bundling and wrapping of internal cores are important steps to ensure the structural integrity and performance stability of the cable. For tapes with anti seawater immersion and anti-corrosion properties, it is usually necessary to consider their material characteristics, corrosion resistance, mechanical strength, and compatibility with other components of the cable.
Adhesive tape is usually made of materials with good insulation properties, such as polyethylene (PE), cross-linked polyethylene (XLPE), etc. These materials not only effectively isolate seawater, but also prevent current leakage and protect the internal core of the cable from external environmental influences.
In order to further enhance the anti seawater immersion and anti-corrosion ability of the strip, it is necessary to apply a layer of anti-corrosion coating on its surface. This coating is usually made of corrosion-resistant materials such as polyurethane (PUR) and polyvinyl chloride (PVC), which can resist the erosion of salt, chemicals, and microorganisms in seawater.
Adhesive tape is mainly used for binding and wrapping the core inside submarine cables to ensure the stability of the core position in the cable and prevent displacement or looseness during transportation, laying, and use. Meanwhile, by tightly wrapping, the overall mechanical strength of the cable can be improved, enhancing its resistance to wear and pressure.
As an important component of submarine cables, adhesive tape must have good waterproof and anti-corrosion performance. They can effectively isolate the damage of seawater and corrosive substances to the core inside the cable, thereby extending the service life of the cable and ensuring the reliability and stability of communication or power transmission.
When selecting tapes for bundling and wrapping the core of submarine cables, it is necessary to fully consider their material characteristics, corrosion resistance, mechanical strength, and compatibility with other components of the cable. Only by selecting appropriate materials can the overall performance and service life of the cable be ensured.
The manufacturing process of strip is also one of the important factors affecting its performance. In the manufacturing process, it is necessary to strictly control the production process and quality standards to ensure that the uniformity, density, and corrosion resistance of the strip meet the design requirements.
Parameters
Common Specification Table
| Properties | Appearance | Thickness (mm) | Grammage (g/m²) | Tensile strength (N/cm) | Elongation (%) | Melting point (°C) | Permeability | Insulating property |
|---|---|---|---|---|---|---|---|---|
| Single-layer | Smooth surface, neat edge, no damage | 0.25±0.03 | 240±20 | ≥100 | ≥12 | 260 | Water absorption rate ≤0.1mm/min |
6000V 5 minutes without breakdown |
| 0.30±0.03 | 260±20 | ≥100 | ≥12 | 260 | ||||
| 0.35±0.03 | 270±20 | ≥100 | ≥12 | 260 | ||||
| Double-layer | Smooth surface, neat edge, no damage | 0.25±0.03 | 240±20 | ≥100 | ≥12 | 260 | ||
| 0.30±0.03 | 260±20 | ≥100 | ≥12 | 260 | ||||
| 0.35±0.03 | 270±20 | ≥100 | ≥12 | 260 | ||||
| Notice | Outer diameter of 400mm or more, inner diameter of the disc hole: Φ56mm, Φ76mm, Φ90mm, Φ100mm | Special thickness: 0.4, 0.5, 1.0 |
Special specification thickness ≥1000 | Salt corrosion prevention | ||||
| Application | Specially used for bundling and wrapping the core inside submarine cables, it has anti seawater immersion and anti-corrosion effects. It is also used for bundling and insulation of the core inside mining cables. It can withstand high temperature and long-term vulcanization without sticking, cracking, melting, or deformation. | |||||||
| Support customizing other specifications | ||||||||
Detailed Image
Frequently Asked Questions
What materials are typically used for submarine cable bundling tapes?
The insulation layer of the tape is usually made of materials with high dielectric properties, such as Polyethylene (PE) and Cross-linked Polyethylene (XLPE). The outer protective layer features an anti-corrosion coating composed of polyurethane (PUR) or polyvinyl chloride (PVC) to resist seawater and microbial erosion.
How does the tape protect the cable cores from seawater?
The tape provides dual protection. Its base insulating materials (like PE/XLPE) block water penetration, while the specialized anti-corrosion coating prevents damage from salt, chemicals, and marine microorganisms, maintaining a water absorption rate of ≤0.1mm/min.
Can these tapes withstand the manufacturing process of mining cables?
Yes. The tape is designed to withstand high temperatures and long-term vulcanization processes typical in mining cable production. It will not stick, crack, melt, or deform under these harsh conditions.
What are the electrical insulation capabilities of this wrapping tape?
According to the technical specifications, the tape can withstand an insulating test voltage of 6000V for 5 minutes without any breakdown, ensuring safety and performance stability.
Are custom sizes and thicknesses available for specific cable designs?
Yes, we support customizing other specifications. While standard thicknesses range from 0.25mm to 0.35mm, special thicknesses like 0.4mm, 0.5mm, and 1.0mm, along with special inner core diameters (Φ56mm to Φ100mm), can be manufactured to match your design requirements.