SKU: OTB-GT-3MR-EPDM-12-CTS
1 x Open Timing Belt - GT - 3MR - EPDM - 12mm - 1000mm
Technical Drawing Of Open Timing Belt - GT - 3MR - EPDM - 12mm - 1000mm
1 x Open Timing Belt - GT - 3MR - EPDM - 12mm - 1000mm
Technical Drawing Of Open Timing Belt - GT - 3MR - EPDM - 12mm - 1000mm
1 x Open Timing Belt - GT - 3MR - EPDM - 12mm - 1000mm
Technical Drawing Of Open Timing Belt - GT - 3MR - EPDM - 12mm - 1000mm
1 x Open Timing Belt - GT - 3MR - EPDM - 12mm - 1000mm
Technical Drawing Of Open Timing Belt - GT - 3MR - EPDM - 12mm - 1000mm
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EPDM GT 3MR Open Timing Belt provides precise, low-backlash motion with enhanced durability for dema…

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12mm EPDM GT 3MR Open Timing Belt – Cut To Size

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Customise
Customisation Instructions
Get your timing belts project ready with our cut to size service from 25 – 20000mm.
The required length is the length of the timing belt in millimetres (mm). Length range 25 – 20000mm. Cut tolerance +10mm.
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QuantityUnit PriceDiscount
Selected price:1 – 9£14.28000%
10 – 24£13.56605%
25 – 49£12.138015%
50 – 99£10.710025%
100 – 249£9.282035%
250+£8.568040%

£14.28 (Inc VAT)

10000+ in Stock
Delivery
Next Day
Click & Collect
Not Available
Returns
Not Available

12mm EPDM GT 3MR Open Timing Belt are a precision-engineered drive belt designed for reliable power transmission and smooth motion in compact industrial applications. Featuring a 3mm pitch curvilinear tooth profile, it balances torque capacity with low backlash, making it suitable for automation systems where both positioning accuracy and load handling are important.

Constructed from durable EPDM rubber with fibreglass tension cords, this belt delivers long-lasting performance with enhanced resistance to heat, ozone, and environmental factors. It offers a reliable balance of strength, flexibility, and durability in demanding conditions. Its open-ended design allows for custom cut lengths, ideal for linear positioning systems and synchronised drives.

Pros and Cons

Choose this belt for higher load precision motion control in demanding or high-temperature environments.

Pros Cons
  • Balanced Performance: 3mm pitch profile supports higher torque with smooth, accurate motion.
  • Heat & Weather Resistant: EPDM compound provides superior resistance to ozone, ageing, and elevated temperatures.
  • Stable Performance: Fibreglass cords provide strength and dimensional stability.
  • Extended Service Life: Designed to perform reliably in harsher conditions compared to neoprene.
  • Higher Cost: Typically more expensive than neoprene alternatives.
  • Not Hygienic Grade: Less suited for food, pharma, or cleanroom applications compared to PU belts.
  • Wear Over Time: While more durable than neoprene, still subject to wear in extreme conditions.

Application

GT 3MR timing belts are widely used in automation and motion control systems where smooth running, higher torque capacity, and reliable positioning are required. Typical applications include automation machinery, packaging systems, robotics, textile equipment, and CNC machinery. Their 3mm pitch and curvilinear tooth profile make them ideal for linear drives, synchronised motion, and power transmission in compact systems.

Brand

Ooznest
Stock Type

New
Weight (g)

0.03
Material

EPDM
Colour

Black
Minimum Length (mm)

25
Maximum Length (mm)

20000
Length Tolerance (mm)

+10
Maximum Temperature (°C)

135
Minimum Temperature (°C)

-45
Tooth Profile

GT 3MR (3mm Pitch)
Tooth Pitch (mm)

3
Working Tension (N)

59
Reinforcement Material

Fibreglass
Belt Width (mm)

12
Good Resistance To

Alcohols, Alkalis (Bases), Cold Water, Dilute Acids, Hot Water, Ketones (Acetone), Ozone, Steam, UV
Moderate Resistance To

Concentrated Acids
Poor Resistance To

Aromatic Hydrocarbons, Fuels, Greases, Petroleum Oils
We offer customisations for this product. Please read the instructions below to submit your requirements correctly.
Required Length (mm)
  • Custom Sizing: Enter the required length of your belt in millimetres (mm).
  • Tolerance: We cut belts to a minimum of your requested length. Please note that belts may arrive up to 10mm longer than specified. They can be easily trimmed using standard cutting tools.
  • Note: This is open-ended timing belt. The ends are not joined not joined to form a closed loop.
Resources Page

Delivery

  • Free UK Mainland Shipping: Orders over £120 Incl. VAT qualify for free next day shipping.
  • Same Day Dispatch: Orders placed before 13:00 are dispatched the same day.
  • Worldwide Shipping: Available for international orders.

For more details, visit Delivery Information

Returns

  • Non-Returnable: As this is a customised product, it is non-returnable and non-refundable.
  • Cancellation Policy: If you request to cancel this item, a cancellation fee may apply.
  • Exceptional Returns: In the rare event that we agree to accept a return, the following conditions apply:
    • Restocking Fee: A restocking fee will be deducted from the refund amount.
    • Condition: Must be in original packaging and ‘as-new’ condition.
    • Return Costs: Customers bear return postage costs and should use a tracked service.

For more details, visit Returns

There are no reviews yet.

Description

12mm EPDM GT 3MR Open Timing Belt are a precision-engineered drive belt designed for reliable power transmission and smooth motion in compact industrial applications. Featuring a 3mm pitch curvilinear tooth profile, it balances torque capacity with low backlash, making it suitable for automation systems where both positioning accuracy and load handling are important.

Constructed from durable EPDM rubber with fibreglass tension cords, this belt delivers long-lasting performance with enhanced resistance to heat, ozone, and environmental factors. It offers a reliable balance of strength, flexibility, and durability in demanding conditions. Its open-ended design allows for custom cut lengths, ideal for linear positioning systems and synchronised drives.

Pros and Cons

Choose this belt for higher load precision motion control in demanding or high-temperature environments.

Pros Cons
  • Balanced Performance: 3mm pitch profile supports higher torque with smooth, accurate motion.
  • Heat & Weather Resistant: EPDM compound provides superior resistance to ozone, ageing, and elevated temperatures.
  • Stable Performance: Fibreglass cords provide strength and dimensional stability.
  • Extended Service Life: Designed to perform reliably in harsher conditions compared to neoprene.
  • Higher Cost: Typically more expensive than neoprene alternatives.
  • Not Hygienic Grade: Less suited for food, pharma, or cleanroom applications compared to PU belts.
  • Wear Over Time: While more durable than neoprene, still subject to wear in extreme conditions.

Application

GT 3MR timing belts are widely used in automation and motion control systems where smooth running, higher torque capacity, and reliable positioning are required. Typical applications include automation machinery, packaging systems, robotics, textile equipment, and CNC machinery. Their 3mm pitch and curvilinear tooth profile make them ideal for linear drives, synchronised motion, and power transmission in compact systems.

Specifications
Brand

Ooznest
Stock Type

New
Weight (g)

0.03
Material

EPDM
Colour

Black
Minimum Length (mm)

25
Maximum Length (mm)

20000
Length Tolerance (mm)

+10
Maximum Temperature (°C)

135
Minimum Temperature (°C)

-45
Tooth Profile

GT 3MR (3mm Pitch)
Tooth Pitch (mm)

3
Working Tension (N)

59
Reinforcement Material

Fibreglass
Belt Width (mm)

12
Good Resistance To

Alcohols, Alkalis (Bases), Cold Water, Dilute Acids, Hot Water, Ketones (Acetone), Ozone, Steam, UV
Moderate Resistance To

Concentrated Acids
Poor Resistance To

Aromatic Hydrocarbons, Fuels, Greases, Petroleum Oils
Customisations
We offer customisations for this product. Please read the instructions below to submit your requirements correctly.
Required Length (mm)
  • Custom Sizing: Enter the required length of your belt in millimetres (mm).
  • Tolerance: We cut belts to a minimum of your requested length. Please note that belts may arrive up to 10mm longer than specified. They can be easily trimmed using standard cutting tools.
  • Note: This is open-ended timing belt. The ends are not joined not joined to form a closed loop.
Resources
Resources Page
Delivery & Returns

Delivery

  • Free UK Mainland Shipping: Orders over £120 Incl. VAT qualify for free next day shipping.
  • Same Day Dispatch: Orders placed before 13:00 are dispatched the same day.
  • Worldwide Shipping: Available for international orders.

For more details, visit Delivery Information

Returns

  • Non-Returnable: As this is a customised product, it is non-returnable and non-refundable.
  • Cancellation Policy: If you request to cancel this item, a cancellation fee may apply.
  • Exceptional Returns: In the rare event that we agree to accept a return, the following conditions apply:
    • Restocking Fee: A restocking fee will be deducted from the refund amount.
    • Condition: Must be in original packaging and ‘as-new’ condition.
    • Return Costs: Customers bear return postage costs and should use a tracked service.

For more details, visit Returns

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There are no reviews yet.

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