Encapsulated Cable

High Quality Encapsulated Cable

Ideal for long‑term downhole monitoring. This cable offers corrosion resistance, pressure resistance, and cost‑effectiveness, with bare copper or optical fiber as conductors.

Key Specifications

Conductor
7×0.32mm
ISO 9001 Certified
CNPC & Sinopec Approved
Global Export Ready
Custom R&D Available

Technical Description

Structure Description

The Encapsulated Cable is designed for long-term downhole monitoring applications, featuring a reliable multi-layer structure that provides excellent corrosion resistance, pressure resistance, and cost-effective performance in harsh well environments. The cable structure includes:

  1. Steel Wire Armor
    • High-strength steel wire armor provides excellent tensile strength and mechanical protection.
    • The armored layer enhances resistance to pulling force, impact, crushing, and external pressure during installation and long-term downhole operation.
  2. Conductor
    • Available with high-quality bare copper wire or optical fiber conductors.
    • Bare copper conductors ensure stable power and signal transmission, while optical fiber conductors provide high-speed data transmission for advanced monitoring systems.
  3. Insulation Layer
    • High-temperature resistant and oil-resistant insulation materials are used to maintain reliable electrical insulation performance.
    • The insulation layer protects the conductor from moisture, chemical corrosion, and electrical interference.
  4. Encapsulation / Sealing Structure
    • The encapsulated sealing layer tightly protects internal components and prevents the penetration of water, oil, gas, and corrosive fluids.
    • This structure improves pressure resistance and ensures long-term reliability in underground environments.
  5. Outer Sheath
    • The protective outer sheath is made of durable corrosion-resistant and wear-resistant materials.
    • It provides additional protection against abrasion, temperature fluctuations, and mechanical damage.

Overall Structure:
Steel Wire Armor + Conductor (Bare Copper Wire / Optical Fiber) + High Temperature Insulation Layer + Encapsulation Sealing Layer + Protective Outer Sheath

Application Scenarios

Downhole Logging Operations
Designed for wireline logging tools in oil & gas wells
Deep Well Exploration
Suitable for extreme depth and high-pressure environments
Perforating Operations
Pump-down and wireline perforating in production wells
High-Temperature Environments
Stable performance in geothermal and HPHT wells

Technical Specifications

Parameter Value Unit
Conductor 7×0.32 mm

Standards & Certifications

ISO 9001
Quality Management System
ISO 14001
Environmental Management
ISO 45001
Occupational Health & Safety

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