28.5mm OD Corrugated Flexible Conduit Black 10Mtr Length

The 28.5mm OD Corrugated Flexible Conduit is a durable protective tubing solution designed to safeguard electrical wires, cables, and hoses from mechanical damage, abrasion, and environmental hazards. Professional electricians, automation engineers, and industrial maintenance technicians rely on this conduit for reliable cable management in machinery, control panels, and outdoor installations. This product solves the critical challenge of protecting sensitive conductors in high-vibration environments, extreme temperatures, and corrosive settings where rigid conduits fail or prove impractical.

Product Overview

The 28.5mm OD Corrugated Flexible Conduit operates on the principle of providing mechanical protection through a helically wound corrugated structure that offers superior flexibility compared to rigid metal conduits while maintaining excellent crush resistance. The black polyethylene or polypropylene construction provides UV resistance, chemical compatibility, and flame-retardant properties essential for industrial applications. The corrugated design allows the conduit to bend smoothly around tight corners and complex routing paths without kinking, while the 10-meter length provides sufficient coverage for most panel-to-equipment installations and mid-sized machinery setups.

This 28.5mm diameter conduit is engineered to accommodate standard cable bundles and provides an optimal balance between internal space and external profile compactness. The black coloring serves both aesthetic and functional purposes, offering better visibility in industrial environments while providing superior UV protection compared to lighter colored alternatives. The corrugated exterior increases surface area contact with mounting surfaces, improving grip and reducing slippage during installation, while the smooth interior minimizes friction during cable insertion and withdrawal operations.

Key Specifications

Specification	Details
Product Type	Corrugated Flexible Conduit Tubing
Outer Diameter	28.5mm
Length	10 Meters
Color	Black
Material	High-Density Polyethylene or Polypropylene
Flame Rating	UL94 V-2 or equivalent
Temperature Range	-40°C to +80°C
Minimum Bend Radius	45mm to 60mm
Crush Resistance	High impact resistance rated for industrial use
Brand	Original/Authentic
Origin	Original/Authentic
Warranty	7 days on manufacturing defects
Shipping	1-5 days from Bengaluru
Delivery	7-8 days across India
Support	24/7 via Email and WhatsApp

Key Features

• Superior Flexibility: Corrugated design allows 45-60mm minimum bend radius, enabling routing through complex machinery and tight panel spaces without kinking or cable damage
• Excellent Crush Resistance: Heavy-duty polyethylene construction withstands industrial vibration, foot traffic, and equipment weight without deforming or compromising internal cable protection
• Chemical and Oil Resistance: Material composition resists petroleum products, hydraulic fluids, and common industrial solvents, making it ideal for manufacturing and automotive environments
• UV and Weather Protection: Black pigmentation provides superior outdoor durability against sunlight degradation and temperature fluctuations from -40°C to +80°C
• Easy Cable Installation: Smooth internal surface reduces friction during cable pulling, allowing single-person installation of multiple conductors without snagging or damage
• Self-Extinguishing Properties: Meets UL94 V-2 flame rating standards, providing fire safety compliance for industrial and commercial electrical installations

Applications and Use Cases

• Industrial Machinery Protection: Safeguards sensor cables, motor leads, and control wiring in CNC machines, injection molding equipment, and automated assembly lines where vibration and moving parts pose constant abrasion risks
• Electrical Panel Routing: Organizes and protects multiple cable runs from main distribution boards to sub-panels, junction boxes, and equipment terminals in factory control rooms and electrical substations
• Outdoor Installation: Provides weatherproof cable management for outdoor lighting circuits, CCTV systems, and temporary power distribution where exposure to UV radiation and temperature extremes is unavoidable
• Automotive and Mobile Equipment: Protects wiring harnesses in vehicle electrical systems, industrial forklifts, and mobile machinery where vibration and mechanical stress constantly threaten unprotected conductors
• Hydraulic and Pneumatic Systems: Shields sensor cables and control lines routed near high-pressure hoses and moving machinery components in fluid power applications
• Data Center and Telecom: Organizes and protects fiber optic cables, network cabling, and control wires in equipment racks and external routing scenarios requiring flexibility and durability

How to Use

Begin installation by measuring the exact routing path required for your cables, accounting for bends and obstacles. Cut the conduit to the required length using a sharp utility knife or fine-toothed saw, ensuring clean perpendicular cuts to prevent sharp edges that could damage cables. Insert cables into the conduit by feeding them through the smooth interior, using steady pressure to avoid bunching or kinking. For multiple cables, bundle them loosely before insertion to ensure even distribution and prevent tangling. Secure the conduit to mounting surfaces using appropriate cable clips or straps spaced every 300-400mm, ensuring the conduit maintains its intended path and doesn't sag under cable weight.

When routing around corners, ensure the bend radius does not exceed the minimum specification of 45-60mm to prevent kinking and cable compression. For tight corners, consider using external bend supports or guides to maintain the conduit shape. After installation, verify that cables move freely within the conduit by gently pulling them back and forth to confirm no pinching or friction points exist. In outdoor installations, ensure the conduit is elevated slightly above ground level and positioned to allow water drainage, preventing moisture accumulation that could degrade internal cables. Periodically inspect the conduit for UV degradation, cracks, or compression damage, particularly in high-traffic areas or locations exposed to direct sunlight.

Frequently Asked Questions

What is the maximum number of cables that can fit inside 28.5mm OD conduit?

The internal diameter of 28.5mm OD conduit is approximately 24-25mm, allowing accommodation of 4-6 standard 2.5mm electrical cables or 2-3 larger 6mm power cables depending on cable thickness and jacket material. For optimal performance and future expandability, limit cable fill to 50-60 percent of internal cross-sectional area to ensure proper heat dissipation and allow room for future additions without requiring conduit replacement.

Can this conduit be used in high-temperature environments above 80°C?

This standard 28.5mm OD conduit is rated for maximum continuous operation at 80°C. For applications exceeding this temperature, such as proximity to furnaces, kilns, or hot machinery, specify high-temperature rated conduit with silicone or PTFE construction rated to 200°C or higher. Using standard conduit in excessive heat will cause material degradation, brittleness, and potential cable insulation failure.

Is this conduit suitable for direct burial in soil or concrete?

While this corrugated flexible conduit offers excellent chemical resistance, direct burial in soil or concrete embedding is not recommended for this product type. The corrugated structure can trap moisture and soil particles, potentially degrading cables over time. For direct burial applications, use rigid PVC conduit or specifically engineered underground-rated flexible conduit with additional protective jackets. If routing must pass underground, use this conduit in elevated trays or ducts to maintain accessibility and allow for inspection.

What is the difference between this conduit and spiral wrap or cable sleeves?

Corrugated flexible conduit provides superior crush resistance and complete 360-degree protection compared to spiral wrap or split sleeves. While spiral wrap and sleeves offer easier installation and lower cost, they provide minimal protection against heavy impacts, machinery contact, or oil exposure. Corrugated conduit is the professional choice for industrial environments where cables face genuine mechanical hazards and require long-term durability and compliance with safety standards.

When will I receive my order?

Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.

What is your return and warranty policy?

We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.

Are bulk discounts available?

Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.

Why Buy from The Engineer Store

• Genuine Products: Sourced directly from authorized distributors with authentication
• Expert Team: Our technical team validates every product before listing
• Fast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse
• Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
• Payment Options: COD, UPI, credit/debit cards, net banking, EMI available
• Technical Support: 24/7 expert guidance via email and WhatsApp
• Returns: 7-day return policy on manufacturing defects only

Buy 28.5mm OD Corrugated Flexible Conduit Black 10Mtr Length Online in India

Purchase the 28.5mm OD Corrugated Flexible Conduit Black 10Mtr Length online at The Engineer Store, India's trusted source for genuine electronics and industrial components. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on 28.5mm OD Corrugated Flexible Conduit Black 10Mtr Length with fast shipping and expert support.

Our team in Bengaluru is available 24/7 to support your journey from product selection to project completion.