High Efficiency Series

High Efficiency
Arc Tooth Timing Belts

Arc-tooth precision belts engineered to minimize transmission power loss, cutting energy consumption across high-duty-cycle servo and motion axes.

ISO 9001 DIN 7721 RoHS

HE-AT10-1200

Low-Friction Facing · Minimal Power Loss
Temperature Range -20°C ~ +105°C

Pitch: AT10 (10mm) · Width: 20mm

High Efficiency Arc Tooth Timing Belts — Engineered for Excellence

Our high efficiency arc tooth timing belts target a metric often overlooked in precision belt selection: how much input power is actually lost to friction, hysteresis, and flexing as the belt travels around pulleys millions of times. By minimizing internal compound hysteresis and reducing tooth-facing friction, this series delivers measurably lower power draw for the same load and speed, compounding into real energy savings across facilities running large numbers of precision axes.

Material & Construction

The belt body uses a low-hysteresis polyurethane compound — formulated to minimize the internal energy lost as heat each time the belt flexes around a pulley — paired with a low-friction PTFE-impregnated tooth facing that reduces sliding friction during tooth engagement and disengagement. Tension cords remain high-modulus steel or fiberglass, selected for minimal internal friction under cyclic loading.

Design & Performance

Every flex cycle in a conventional belt compound converts a small fraction of mechanical energy into heat through internal hysteresis; over millions of cycles across a facility's full motion-axis population, this adds up to a measurable electricity cost. This series' low-hysteresis compound and low-friction facing are benchmarked on a power-loss dynamometer to confirm real reductions versus standard AT-profile belts at matched load and speed.

Manufacturing Excellence

Compound formulations are tested for hysteresis loss using a rebound-resilience test method correlated to actual belt power-loss measurements, with each batch required to meet a minimum resilience threshold before release. Finished belts are spot-checked on a power-loss dynamometer to confirm real-world efficiency gains carry through to production.

Customization & Flexibility

Available across the AT5, AT10, and AT20 pitch range, with the efficiency-optimized compound and facing available as a direct upgrade path from standard precision AT belts without pulley changes.

Applications Across Industries

Our high efficiency arc tooth timing belts are deployed in:

High-Density Motion Systems – facilities running large populations of servo axes.
Battery-Powered Equipment – portable and mobile robotic platforms.
High-Duty-Cycle Automation – continuously running pick-and-place systems.
Energy-Conscious Manufacturing – facilities tracking per-axis energy consumption.
Electric Vehicle Manufacturing Equipment – high-throughput assembly line drives.
Data Center Automation – robotic tape and drive handling systems.

Small efficiency gains multiplied across thousands of operating hours and hundreds of axes add up to a real number on the energy bill. Precision that also saves power.

Low-Hysteresis Compound

Minimizes energy lost as heat during each belt flex cycle.

Low-Friction Tooth Facing

PTFE-impregnated facing reduces sliding friction during tooth engagement.

Dynamometer-Verified Savings

Power-loss reduction confirmed against standard AT belts, not estimated.

Drop-In Efficiency Upgrade

Fits existing AT-profile pulleys without requiring replacement.

Core Technical Advantages

Beyond standard specifications, our belts incorporate engineering innovations that deliver superior performance.

Rebound-Resilience Tested Compound

Batches screened for minimum hysteresis resilience before release.

PTFE-Impregnated Facing

Reduces friction losses during tooth entry and exit.

Power-Loss Dynamometer Validation

Efficiency gains confirmed on production samples, not just formulation theory.

Full AT Pitch Coverage

Efficiency benefits available across AT5, AT10, and AT20 pitches.

Model	Pitch Type	Width (mm)	Tensile Member	Power Loss Reduction	Temp. Range
HE-AT5-800	AT5	12	Fiberglass	-18%	-20 ~ +100
HE-AT10-1000 Popular	AT10	16	Fiberglass	-20%	-20 ~ +105
HE-AT10-1200 Popular	AT10	20	Steel	-22%	-20 ~ +105
HE-AT10-1600 Reinforced	AT10	25	Steel	-21%	-20 ~ +105
HE-AT20-2200	AT20	32	Steel	-19%	-15 ~ +105

* Power loss reduction measured versus standard AT-profile belt of matched pitch and width.

Performance Data

Visual insights into load capacity, precision, and operating characteristics.

Maximum Load Capacity (N)

HE-AT5-800

2,000

HE-AT10-1000

3,500

HE-AT10-1200

4,600

HE-AT10-1600

6,400

HE-AT20-2200

8,200

* Load ratings comparable to standard AT series

Power Loss vs. Standard AT Belt

-22%

500rpm

-21%

1000rpm

-19%

1500rpm

-16%

2000rpm

-12%

2500rpm

Power loss reduction (%) versus standard belt at given speed

Estimated Annual Energy Savings

Low

Light Duty

Med

Standard

High

Heavy Duty

Highest

Continuous

Relative energy savings by duty cycle category over standard belt

Load vs. Belt Width (HE-AT10)

16mm

3,500

20mm

4,600

25mm

6,400

32mm

6,900

Maximum load (N) at 25°C ambient, AT10 pitch

Ningbo GUL TZ Rubber Belt Co., Ltd.

About Us

The company is China High Efficiency Arc Tooth Timing Belts Manufacturers and Wholesale High Efficiency Arc Tooth Timing Belts Factory, and was established in 1992, specializing in the production of rubber timing belts, V-ribbed belts, open belts and timing pulleys. The company now has the factory covering an area of 32,000 square meters , with an annual output of 120 million pieces and an output value of 200 million yuan. The company is a national high-tech enterprise, the drafting unit of national standards and industry standards, and has passed ISO9001, ISO14001 and ISO45001 system certification.

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1992

Company was established in
32000

Factory covers an area(㎡)
6000+

Number of Molds
120 Million

Annual production capacity

Why Choose Us

Decades of engineering excellence in power transmission.

In-house R&D with 40+ years of belt technology expertise
Strict quality control — every belt tested to ISO standards
Custom solutions: length, width, and material options
Global supply chain with fast lead times

98.6%

Field reliability rate

Based on 5-year performance data across 12,000+ installations worldwide.

40+ Years

80+ Countries

500+ Partners

High-Density Motion Systems

facilities running large populations of servo axes

Battery-Powered Equipment

portable and mobile robotic platforms

High-Duty-Cycle Automation

continuously running pick-and-place systems

Energy-Conscious Manufacturing

facilities tracking per-axis energy consumption

Electric Vehicle Manufacturing Equipment

high-throughput assembly line drives

Data Center Automation

robotic tape and drive handling systems

Product Application What We Offer

Industry Case Studies

Real-world applications demonstrating the reliability and performance of our belts.

EV Battery Assembly Line

HE-AT10-1600 · Steel reinforced

Reduced measured electricity consumption across 120 servo-driven assembly axes running three shifts.

-21% axis power draw

Mobile Warehouse Robot Fleet

HE-AT5-800 · Fiberglass cord

Extended battery run-time per charge cycle on a fleet of autonomous mobile robots.

+15% runtime per charge

High-Speed Pick-and-Place Line

HE-AT10-1200 · Steel reinforced

Lowered drive motor temperature and energy draw on a continuously running electronics assembly line.

-8°C motor temperature

Data Center Tape Robot

HE-AT10-1000 · Fiberglass cord

Reduced standby and operating power consumption across a large automated tape library system.

-19% axis energy use

Quality & Certifications

Our commitment to quality is backed by internationally recognized standards and rigorous in-house testing.

ISO 9001:2015Quality Management

DIN 7721Timing Belt Standard

RoHSRestriction of Hazardous Substances

REACHChemical Compliance

Energy Efficiency TestedDynamometer Power-Loss Certification

ISO9001, ISO14001 and ISO45001 Certification

Our Certificate

Intellectual Property Certificate

Certificate of integration of industrialization and industrialization

National Product and Service Quality Integrity Demonstration Enterprise

National quality inspection stable qualified products

National rubber transmission belt industry quality brand

Zhejiang Province Credit Management Demonstration Enterprise

International Standard Machinery Industry Third Prize

ISO9001 System Certification

ISO45001 System Certification

ISO14001 System Certification

Second prize

Industry advanced

Custom Solutions

We offer tailored belts to meet your unique application requirements. Contact our engineering team for a quote.

Full AT Pitch Range

AT5, AT10, and AT20 available

Efficiency Upgrade Path

Drop-in for existing AT pulleys

Precision + Efficiency Grades

Combined low-backlash and low-loss option

Custom Widths

10mm up to 40mm

Tensile Member Choice

Fiberglass or steel cord

Custom Lengths

150mm to 8,000mm

Installation & Maintenance Tips

Proper installation and routine maintenance maximize belt life and drive reliability.

Installation Best Practices

Align pulleys precisely — misalignment increases friction losses and offsets efficiency gains.
Set tension per AT-profile charts; over-tensioning increases power loss unnecessarily.
Verify pulley surface condition, as worn pulleys increase friction regardless of belt efficiency.
Confirm motor and drive sizing to take advantage of reduced power draw where applicable.
Check for proper lubrication-free operation; these belts are designed to run dry.

Maintenance & Inspection

Track motor current draw over time as an indicator of belt or pulley wear affecting efficiency.
Keep belts and pulleys clean of debris that increases friction and reduces efficiency gains.
Re-verify tension periodically, as efficiency is sensitive to correct tension.
Inspect tooth facing for wear that could reduce the low-friction benefit over time.
Replace proactively in energy-tracked facilities to maintain consistent efficiency performance.

Frequently Asked Questions

Find answers to the most common questions about our high efficiency arc tooth timing belts.

1. How much energy can I actually save with these belts?+

Typically 15-22% reduction in belt-related power loss versus standard AT belts, which translates to measurable savings across facilities running many axes continuously.

2. Does the efficiency gain affect positioning precision?+

No, the arc-tooth profile and precision characteristics are unchanged; only compound hysteresis and facing friction are optimized.

3. How is power loss reduction measured?+

On a power-loss dynamometer comparing this belt against a standard AT-profile belt at matched pitch, width, load, and speed.

4. Will these fit my existing AT-profile pulleys?+

Yes, in most cases this is a direct upgrade requiring no pulley changes.

5. Are these belts suitable for battery-powered robots?+

Yes, reduced friction losses directly extend runtime per battery charge in mobile robotic applications.

6. What pitch sizes are available?+

AT5, AT10, and AT20, covering the full range of precision motion applications.

7. Can I combine efficiency and precision grades?+

Yes, combined low-backlash and low-power-loss grades are available for applications needing both.

8. What is the typical service life?+

Comparable to standard precision AT belts, typically 8,000-15,000 operating hours.

9. Is there a load capacity trade-off for efficiency?+

No, load ratings are comparable to standard AT-profile belts of the same pitch and width.

10. Do these belts require special lubrication?+

No, they are designed to run dry; lubrication is not required and is not recommended.

11. What are typical lead times?+

Standard models ship in 5-7 business days; custom or combined-grade belts require 15-20 working days.

12. Can I get dynamometer test data with my order?+

Yes, power-loss test results can be provided for your specific model and operating conditions.

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High Efficiency Arc Tooth Timing Belts Custom

High Efficiency Arc Tooth Timing Belts

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