How much load can an MXL timing belt carry?

MXL belts are designed for light-duty applications. Typical tensile load capacity depends on belt width and length, but 10mm-wide MXL belts generally handle up to approximately 50–80 N of working tension. For heavier loads, consider upgrading to XL or L pitch belts.

Can these MXL timing belts be used outdoors?

These belts are made from rubber (typically neoprene or EPDM compound) with fiberglass or steel cord reinforcement. They are generally suitable for indoor and sheltered environments. Prolonged UV exposure or immersion in water may reduce service life. For harsh outdoor use, confirm material compatibility with your application.

How do I convert MXL belt size to millimeters?

Multiply the MXL number by 2.54 to get the pitch circumference in millimeters. For example, 100MXL = 100 × 2.54 = 254mm pitch circumference. Alternatively, multiply by 0.1 to get inches (100MXL = 10.0 inches).

MXL Timing Belt 10mm Wide – Rubber Synchronous Drive Belt, 2.032mm Pitch (69.6MXL to 1636MXL)

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MXL Timing Belt 10mm Wide – Rubber Synchronous Drive Belt, 2.032mm Pitch (69.6MXL to 1636MXL)

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Model: 69.6MXL=(B87MXL)

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MXL Timing Belt 10mm Wide — Precision Rubber Synchronous Drive Belt with 2.032mm Pitch

When a slipping V-belt or mismatched drive component causes your CNC router, 3D printer, or small automation system to lose position, the fix starts with the right synchronous belt. MXL timing belts are the go-to choice for engineers, makers, and repair technicians who need a reliable, zero-slip power transmission solution in compact drive systems.

Each belt in this listing is a closed-loop rubber synchronous belt with a 10mm (≈0.394") width and a 2.032mm (0.080") tooth pitch following the ANSI MXL profile standard. Available in 169 sizes ranging from 69.6MXL (≈177mm pitch circumference) to 1636MXL (≈4155mm pitch circumference), with each variant also cross-referenced to its equivalent B-series designation (e.g., 100MXL = B125MXL). The rubber compound is reinforced with tensile cords for dimensional stability under load.

These MXL rubber timing belts are widely used in desktop CNC machines and laser cutters for precise axis positioning, in 3D printer X/Y drive systems as a direct replacement for worn belts, and in light industrial automation equipment such as label applicators, conveyor indexers, and pick-and-place units where synchronous motion is critical.

🔗 Compatibility: Fits all standard ANSI MXL pulleys and sprockets with 2.032mm (0.080") pitch and 40° tooth angle. Cross-compatible with B-series MXL designations from major belt manufacturers.

⚠️ Size Selection: Select your model by the MXL number (pitch circumference in tenths of an inch) or match the B-series number shown in parentheses. If you are unsure of your belt size, measure the pitch circumference of your existing belt or calculate from your pulley center distance and tooth count before ordering.

✅ Key Features of These MXL Rubber Timing Belts

📐ANSI MXL Standard Profile — 2.032mm tooth pitch and 40° trapezoidal tooth angle ensure drop-in compatibility with any standard MXL pulley, eliminating guesswork when sourcing replacement MXL synchronous belts.
📏Wide Size Range in One Listing — 169 belt lengths from 69.6MXL to 1636MXL (approximately 177mm to 4155mm pitch circumference) cover the vast majority of light-duty MXL drive applications without needing to source from multiple suppliers.
⚙️10mm Consistent Belt Width — The uniform 10mm (≈0.394") width fits standard 10mm MXL pulley flanges and provides a predictable contact area for consistent torque transmission across all size variants.
🔩Reinforced Tensile Cord Construction — Internal cord reinforcement (typically fiberglass or steel) resists elongation under cyclic loading, maintaining tooth pitch accuracy over time in precision positioning drives.
🔄Dual Designation Cross-Reference — Every variant lists both the MXL number and its B-series equivalent (e.g., 100MXL = B125MXL), making it straightforward to match OEM part numbers from different belt manufacturers.
🚀Ships from US Warehouse — Domestic fulfillment means faster delivery for US-based repair shops, hobbyists, and small manufacturers who need replacement rubber timing belts without extended international lead times.

📐 Technical Specifications — MXL Rubber Timing Belt

Belt Profile	MXL (Miniature Extra Light), trapezoidal tooth
Tooth Pitch	2.032mm (0.080")
Tooth Angle	40°
Belt Width	10mm (≈0.394")
Pitch Circumference Range	69.6MXL (≈177mm / ≈6.96") to 1636MXL (≈4155mm / ≈163.6")
Number of Available Sizes	169 variants (see Model dropdown)
Material	Rubber (neoprene-type compound) with internal tensile cord reinforcement
Designation System	MXL number = pitch circumference in tenths of an inch; B-series equivalent listed in parentheses
Standard Compliance	ANSI/RMA MXL profile
Typical Applications	CNC machines, 3D printers, plotters, light automation, robotics
Operating Temperature	See variant options / Contact us to confirm for specific environments
Color / Finish	See variant options

❓ Frequently Asked Questions

How do I choose the right MXL timing belt size?

The MXL number indicates the belt's pitch circumference in tenths of an inch. For example, 100MXL has a pitch circumference of 10.0 inches (≈254mm). To find your size: measure the pitch circumference of your existing belt, or calculate it from your pulley center distance and tooth count using the formula: Pitch Circumference = Number of Teeth × 2.032mm. The B-series number in parentheses (e.g., B125MXL) is an equivalent designation — both refer to the same belt.

What does the MXL tooth profile mean, and is it a standard?

MXL stands for Miniature Extra Light. It is an ANSI/RMA standardized trapezoidal tooth profile with a 2.032mm (0.080") pitch and a 40° tooth angle. Because it is a published standard, MXL belts from different manufacturers are generally interchangeable with any MXL-profile pulley.

How much load or tension can a 10mm MXL timing belt handle?

MXL belts are designed for light-duty precision drives. A 10mm-wide MXL belt typically handles working tensions in the range of approximately 50–80 N, though actual capacity depends on belt length, pulley diameter, speed, and installation tension. For higher-load applications, consider XL or L pitch belts. Contact us to confirm suitability for your specific drive design.

Can these rubber timing belts be used outdoors or in wet environments?

These belts use a rubber compound (typically neoprene-type) that is generally resistant to moderate moisture and temperature variation. They are suitable for indoor and sheltered environments in most cases. Prolonged direct UV exposure, immersion in water, or contact with oils or solvents may reduce service life. For harsh outdoor or chemical environments, contact us to confirm material compatibility before ordering.

Are these belts compatible with standard MXL pulleys from other brands?

Yes. These belts follow the ANSI MXL standard (2.032mm pitch, 40° tooth angle), making them compatible with MXL pulleys and sprockets from all major manufacturers including Gates, Bando, Optibelt, and generic suppliers. Always verify the pulley's tooth count and belt width match your selected variant.

What is the difference between the MXL number and the B-series number?

The MXL number (e.g., 100MXL) represents the pitch circumference in tenths of an inch — so 100MXL = 10.0" pitch circumference. The B-series number (e.g., B125MXL) is an alternative designation used by some manufacturers that typically represents the number of teeth. Both refer to the same physical belt and are interchangeable. Use whichever matches your OEM part number or documentation.

How do I convert an MXL belt size to millimeters or inches?

To convert to inches: divide the MXL number by 10. Example: 100MXL ÷ 10 = 10.0". To convert to millimeters: multiply the MXL number by 2.54. Example: 100MXL × 2.54 = 254mm pitch circumference. This is the outer pitch length of the belt, not the inside circumference.

What should I check before ordering a replacement MXL timing belt?

Before ordering, confirm: (1) the belt profile — look for "MXL" stamped on the old belt or in your equipment manual; (2) the pitch circumference — count the teeth and multiply by 2.032mm, or measure the belt length; (3) the belt width — this listing is for 10mm wide belts only; (4) the B-series or MXL model number if available from your OEM documentation. If in doubt, contact us with your measurements.

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

MXL Timing Belt 10mm Wide – Rubber Synchronous Drive Belt, 2.032mm Pitch (69.6MXL to 1636MXL)

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Beschreibung

MXL Timing Belt 10mm Wide — Precision Rubber Synchronous Drive Belt with 2.032mm Pitch

✅ Key Features of These MXL Rubber Timing Belts

📐 Technical Specifications — MXL Rubber Timing Belt

❓ Frequently Asked Questions

MXL Timing Belt 10mm Wide – Rubber Synchronous Drive Belt, 2.032mm Pitch (69.6MXL to 1636MXL)

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