Pultruded Carbon Fiber Tube (Hollow) 6mm * 4mm * 1000mm (Pack of 4)

The Pultruded Carbon Fiber Tube is a high-strength, lightweight hollow structural component manufactured through the pultrusion process, delivering superior strength-to-weight ratio for precision engineering applications. Professional engineers, drone manufacturers, roboticists, and aerospace technicians rely on these tubes for building lightweight frames, booms, and structural supports that demand exceptional rigidity without added mass. This product solves the critical engineering challenge of achieving maximum structural integrity while minimizing component weight in weight-sensitive applications.

Product Overview

Pultruded carbon fiber tubes are manufactured through continuous pultrusion, a process where carbon fiber reinforcement is drawn through a resin bath and cured in a heated die. This manufacturing method creates a uniform, dense composite structure with consistent fiber alignment along the tube axis, resulting in exceptional longitudinal strength and torsional rigidity. The hollow 6mm outer diameter with 4mm inner diameter configuration provides optimal material efficiency, offering maximum strength per unit weight while maintaining structural integrity under bending and compression loads.

The 1000mm length tubes in this pack of four are ideal for modular construction, allowing engineers to cut, join, or assemble multiple sections for custom applications. Carbon fiber composite material exhibits superior fatigue resistance compared to aluminum or steel, making these tubes perfect for dynamic loading scenarios. The pultruded construction ensures no voids or delamination issues, delivering consistent mechanical properties throughout the length with minimal variation between individual tubes in the pack.

Key Specifications

Specification	Details
Product Type	Pultruded Carbon Fiber Hollow Tube
Outer Diameter	6mm
Inner Diameter	4mm
Wall Thickness	1mm
Length per Tube	1000mm
Quantity per Pack	4 tubes
Material Composition	Carbon Fiber Reinforced Polymer (CFRP)
Tensile Strength	Approximately 600-700 MPa
Flexural Modulus	Approximately 40-50 GPa
Density	Approximately 1.6 g/cm3
Brand	Generic High-Grade Composite
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

• Exceptional Strength-to-Weight Ratio: Carbon fiber construction delivers tensile strength of 600-700 MPa while maintaining minimal mass, ideal for weight-critical aerospace and drone applications
• Uniform Pultruded Construction: Continuous fiber alignment ensures consistent mechanical properties throughout the tube length with zero voids or delamination defects
• Superior Rigidity and Torsional Strength: High flexural modulus of 40-50 GPa provides excellent resistance to bending and twisting under operational loads
• Fatigue Resistance: Carbon fiber composite exhibits superior fatigue performance compared to aluminum, ensuring reliability in cyclic loading and dynamic applications
• Chemical and Corrosion Resistance: Epoxy resin matrix protects against moisture, salt spray, and chemical exposure without requiring protective coatings
• Precision Dimensional Tolerance: Consistent 6mm outer diameter and 4mm inner diameter across all four tubes ensures seamless assembly and interchangeability

Applications and Use Cases

• Drone and Quadcopter Frames: Use as boom arms and structural supports in UAV construction where weight reduction directly improves flight time and payload capacity
• Robotic Manipulator Arms: Ideal for lightweight robot joints and link structures in collaborative robotics requiring high stiffness-to-weight ratio and precise positioning
• Aerospace Structural Components: Suitable for aircraft wing ribs, fuselage stiffeners, and control surface actuator rods in aerospace applications demanding lightweight strength
• Racing and Performance Vehicles: Apply in roll cages, suspension components, and structural bracing where carbon fiber reduces unsprung mass and improves handling dynamics
• Precision Measurement Equipment: Use in laser alignment rigs, optical benches, and measurement frames where dimensional stability and low thermal expansion are critical
• Model Engineering and Prototyping: Excellent for scale models, educational projects, and prototype development requiring authentic composite material properties

How to Use

Begin by inspecting all four tubes for any visible damage or surface defects before assembly. The tubes can be cut to custom lengths using a fine-toothed saw or rotary tool with carbide blade, ensuring smooth edges to prevent fiber fraying. When cutting, use light pressure and allow the blade to do the work to avoid delamination at the cut edge. For joining tubes end-to-end, use carbon fiber compatible adhesives like epoxy resin or mechanical connectors such as aluminum sleeves with set screws for repeatable assembly and disassembly.

When designing structures, account for the 1mm wall thickness in your load calculations and ensure proper support spacing to prevent buckling under compression loads. For applications requiring threads or mounting holes, drill carefully with a carbide drill bit at low to moderate speeds to prevent fiber tear-out. The tubes can be sanded smooth using fine-grit sandpaper if surface finishing is required. Always wear protective equipment including gloves and a dust mask when cutting or sanding carbon fiber to avoid inhaling composite particles. Store tubes in a dry environment away from direct sunlight to preserve resin integrity and prevent UV degradation over extended periods.

Frequently Asked Questions

What is the weight of each carbon fiber tube in this pack?

Each 1000mm tube weighs approximately 12-15 grams depending on resin content and fiber density. The entire pack of four tubes weighs roughly 50-60 grams, making it extremely lightweight for structural applications. This low mass combined with high strength makes carbon fiber tubes ideal for weight-sensitive projects like drones and aerospace components.

Can these carbon fiber tubes be cut to custom lengths?

Yes, the tubes can be easily cut to custom lengths using a fine-toothed saw, hacksaw, or rotary tool with a carbide cutting blade. Use light pressure and moderate speed to achieve clean cuts without fiber delamination. Sand the cut edges smooth with fine-grit sandpaper to prevent sharp fibers and ensure safe handling. Always wear safety equipment including eye protection and a dust mask when cutting composite materials.

What is the maximum load capacity of a single 6mm x 4mm carbon fiber tube?

The load capacity depends on the application type and support configuration. For a 1000mm tube supported at both ends with center load, the tube can typically support 5-10 kg in bending before permanent deformation. For compression loading along the tube axis, capacity is approximately 15-25 kg before buckling occurs. For precise load calculations for your specific application, consult engineering design software or contact our technical team for detailed analysis.

How do I join multiple carbon fiber tubes together?

Multiple tubes can be joined using three primary methods: epoxy adhesive bonding for permanent connections, aluminum sleeve couplers with set screws for semi-permanent assembly, or custom carbon fiber connectors for high-strength applications. For adhesive bonding, roughen the tube surfaces with sandpaper, apply two-part epoxy resin, and clamp for 24 hours. For mechanical coupling, slide an aluminum tube over the joint and tighten set screws from opposite sides for balanced clamping force.

Are these tubes suitable for aerospace applications?

Yes, pultruded carbon fiber tubes meet the lightweight and strength requirements for many aerospace applications including non-structural components, prototypes, and experimental aircraft. However, for certified aerospace use, tubes must meet specific material specifications and testing standards such as AS9100 or equivalent. Verify material certifications and conduct appropriate testing for your specific aerospace application requirements before implementation.

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 Pultruded Carbon Fiber Tube (Hollow) 6mm * 4mm * 1000mm (Pack of 4) Online in India

Purchase the Pultruded Carbon Fiber Tube (Hollow) 6mm * 4mm * 1000mm (Pack of 4) online at The Engineer Store, India's trusted source for genuine electronics and engineering components. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on Pultruded Carbon Fiber Tube (Hollow) 6mm * 4mm * 1000mm (Pack of 4) with fast shipping and expert technical support.

Our team in Bengaluru is available 24/7 to support your journey from product selection to project completion. Whether you are building drone frames, robotic systems, or aerospace prototypes, we provide authentic carbon fiber tubes with guaranteed quality and comprehensive technical guidance.