Technology / product information

PP Polypropylene Corrugated Tubing is a lightweight, flexible, and chemical-resistant cable protection solution. With heat tolerance up to 125°C and RoHS compliance, it's ideal for automotive harnesses, control panels, and harsh outdoor environments.

■ Lightweight flexible conduit ideal for automotive and industrial cable protection
Made from durable polypropylene (PP) resin, this corrugated tubing offers outstanding resistance to chemicals, oils, and temperature extremes. With a continuous operating range of -40°C to 125°C and short-term durability up to 140°C, it provides long-lasting protection in demanding environments. Flame-retardant to UL 94 HB and RoHS compliant, it supports safe and efficient wiring management across industrial and automotive applications.

■ Key Specifications and Performance
・ Material: Polypropylene (PP)
・ Operating Temperature: -40°C to 125°C (up to 140°C short-term)
・ Flame Retardancy: UL 94 HB
・ Size Range: Inner diameter 5.4–36.5mm / Outer diameter 7.5–42.5mm
・ Wall Thickness: 0.23–0.40mm (varies by size)
・ Coil Length: 50–500 meters (depending on size)
・ Compliance: RoHS / ASTM standards (D1238, D638, D790, D955, etc.)

■ Features and Differentiators
・ Resistant to chemicals and oils: Perfect for automotive and factory settings
・ Flexible and lightweight: Easy to route in tight spaces or curved paths
・ Withstands extreme temperatures: Cold to hot conditions, from -40°C to 140°C
・ Broad size range: 17 sizes available for different wire diameters and systems

■ Applicable Industries and Use Cases
PP corrugated tubing is suitable for:
・ Automotive systems: Harness protection in engine bays and undercarriage wiring
・ Industrial machinery: Cable shielding in moving or vibration-prone zones
・ Control panels: Internal wiring organization and insulation
・ HVAC systems: Outdoor wiring protection for compressors and units
・ Telecom and security: External camera and communication cable routing

Reliable in both hot and chemical-exposed environments, this tubing enhances both safety and system lifespan.

■ Why Choose PP Polypropylene Bellows
・ Excellent performance in chemicals, oils, and high heat
・ Lightweight, flexible, and easy to install—even in tight spaces
・ Meets RoHS and ASTM durability and safety standards
・ Wide size and coil length availability simplifies inventory planning

■ For more details, please contact us or download the product catalog using the link below.

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