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home > HTD 5M Timing Belt — 280 to 754 Teeth, 10/15/20/25/30mm Wide | CNC & Robotics > HTD 5M Timing Belt — 280 to 754 Teeth, 10/15/20/25/30mm Wide | CNC & Robotics

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HTD 5M Timing Belt — 280 to 754 Teeth, 10/15/20/25/30mm Wide | CNC & RoboticsHTD 5M Timing Belt Precision Drive for CNC, Robotics & Automation When a slipping or stretched drive belt throws off your CNC router's positioning, ruins a 3D print mid job, or causes a robotic axis to lose sync, the cost goes beyond the belt itself. Makers, machine builders, and automation engineers need a timing belt they can count on one that holds its pitch under load and doesn't stretch out of spec after a few hours of use. These HTD 5M timing

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HTD 5M Timing Belt — Precision Drive for CNC, Robotics & Automation

When a slipping or stretched drive belt throws off your CNC router's positioning, ruins a 3D print mid-job, or causes a robotic axis to lose sync, the cost goes beyond the belt itself. Makers, machine builders, and automation engineers need a timing belt they can count on — one that holds its pitch under load and doesn't stretch out of spec after a few hours of use.

These HTD 5M timing belts feature a 5mm pitch curvilinear tooth profile and are available in widths of 10mm (≈3/8"), 15mm (≈19/32"), 20mm (≈25/32"), 25mm (≈1"), and 30mm (≈1-3/16"). Belt lengths range from 1400mm (≈55.1") to 3770mm (≈148.4"), with tooth counts from 280 to 754 teeth — select your exact length and width from the variant options above. The belt body is typically constructed from neoprene rubber with a fiberglass or steel cord tensile layer and a nylon tooth facing for wear resistance.

These belts are widely used in CNC router X/Y axis drives, 3D printer motion systems, laser cutter gantries, robotic joint actuators, and light industrial conveyor systems where precise, slip-free power transmission is required. The HTD 5M profile is a go-to standard for open-loop and closed-loop motion control applications.

ℹ️ Compatibility: Fits any standard HTD 5M pulley (5mm pitch, curvilinear profile). Not compatible with GT2, MXL, T5, or XL profile pulleys. Match belt width to your pulley groove width.

✅ Key Features of These HTD 5M Timing Belts

⚙️HTD Curvilinear Tooth Profile — The rounded tooth shape distributes load more evenly across the tooth root, reducing stress concentration and extending service life compared to trapezoidal profiles in high-torque CNC and robotics applications.
📏5mm Pitch for Precise Positioning — The 5mm tooth pitch is a widely adopted standard in open-loop CNC motion control, making it straightforward to calculate steps-per-mm and maintain repeatable positioning accuracy.
🔩Reinforced Tensile Layer — Typically constructed with fiberglass or steel cord reinforcement to resist elongation under sustained tension, helping maintain belt tension and positional accuracy over extended operation.
🧱Neoprene Body with Nylon Tooth Facing — The neoprene rubber body provides flexibility and moderate oil resistance, while the nylon facing on the tooth surface reduces friction and wear against the pulley teeth during continuous cycling.
📐Wide Size Selection — 10 to 30mm Wide, 1400 to 3770mm Long — With 5 width options and over 50 length variants, you can find the exact belt for your machine without cutting or splicing, covering everything from compact 3D printer frames to large-format CNC router beds.
🔄Drop-In Replacement for Standard HTD 5M Systems — Dimensionally compatible with all HTD 5M pulleys and tensioners, making these belts a direct replacement for worn or broken belts in existing CNC, laser, and robotics builds without any modification.

📐 Technical Specifications — HTD 5M Timing Belt

Belt Profile	HTD (High Torque Drive), 5M series
Pitch	5mm (≈0.197")
Tooth Profile	Curvilinear (rounded)
Available Widths	10mm (≈3/8"), 15mm (≈19/32"), 20mm (≈25/32"), 25mm (≈1"), 30mm (≈1-3/16")
Available Lengths	1400mm (≈55.1") to 3770mm (≈148.4")
Tooth Count Range	280 to 754 teeth (see variant options)
Belt Body Material	Neoprene rubber (typically)
Tensile Member	Fiberglass or steel cord (typically)
Tooth Facing	Nylon fabric
Operating Temperature	Contact us to confirm
Compatible Pulley Profile	HTD 5M only
Belt Type	Closed-loop (endless)
Quantity per Order	1 belt per variant

⚠️ Size Note: Each variant is identified by belt length (mm) and tooth count, plus width. Tooth count = belt length ÷ 5. Verify your required length and width before ordering — timing belts are not returnable once installed.

❓ Frequently Asked Questions

How do I choose the right length for my HTD 5M timing belt?

Measure the center-to-center distance between your pulleys and calculate the belt length using the standard formula: L = 2C + π(D+d)/2 + (D-d)²/4C. Each variant lists the belt length in mm and the corresponding tooth count. For example, a 1500mm belt has 300 teeth (1500 ÷ 5mm pitch = 300). If you're replacing an existing belt, match the tooth count printed on the old belt.

What does "5M" mean in HTD 5M timing belt?

"5M" refers to the pitch — the distance between two adjacent teeth, which is 5mm (≈0.197"). HTD stands for High Torque Drive, a curvilinear tooth profile designed to reduce stress concentration and improve load distribution compared to trapezoidal tooth belts like T5 or XL.

What width should I choose — 10mm, 15mm, 20mm, 25mm, or 30mm?

Wider belts generally carry higher loads. For light-duty CNC or 3D printer axes, 10–15mm is typically sufficient. For heavier CNC routers, laser cutters, or robotic joints under moderate load, 20–25mm is a common choice. For high-torque industrial drives, 30mm is recommended. Always verify the belt width against your pulley groove width before ordering.

How strong is this timing belt — what load can it handle?

HTD 5M belts are generally reinforced with fiberglass or steel cord tensile members, giving them strong resistance to elongation under sustained load. Exact load ratings depend on width and operating speed; wider belts carry proportionally higher loads. For precise load capacity data specific to your application, contact us to confirm.

Can this belt be used outdoors or in wet/oily environments?

These belts are typically made from neoprene rubber, which offers moderate resistance to oil, moisture, and mild temperature variation. They are generally suitable for indoor industrial and workshop environments. For prolonged outdoor exposure or chemical-heavy conditions, a polyurethane (PU) belt may be more appropriate. Contact us to confirm suitability for your specific environment.

Is this belt compatible with standard HTD 5M pulleys?

Yes. These belts follow the HTD 5M standard (5mm pitch, curvilinear tooth profile) and are compatible with any HTD 5M pulley of matching width. They are not interchangeable with GT2, MXL, T5, or XL profile belts. Always confirm the pulley profile before ordering.

How do I convert belt length from mm to inches?

Divide the length in mm by 25.4 to get inches. For example: 1500mm ÷ 25.4 ≈ 59.1", 2000mm ÷ 25.4 ≈ 78.7", 2500mm ÷ 25.4 ≈ 98.4". The tooth count is always length ÷ 5 (the pitch in mm), so a 2000mm belt has 400 teeth.

🛒 Select your length and width above, then add to cart — ships from our US warehouse.

HTD 5M Timing Belt — 280 to 754 Teeth, 10/15/20/25/30mm Wide | CNC & Robotics

Name: HTD 5M Timing Belt — 280 to 754 Teeth, 10/15/20/25/30mm Wide | CNC & Robotics
Brand: auxtoursdunmonde.com
SKU: 51269088027
Price: 22.86 USD
Availability: InStock
Rating: 4.1008 (1892 reviews)