---
title: Product - Ball-on-Cylinder Lubricity Evaluator (BOCLE)
description: The Ducom Ball-on-Cylinder Lubricity Evaluator (BOCLE) is designed to evaluate the lubricity of aviation turbine fuels with ball on cylinder arrangement.
---

[![Ducom - Logo - Full - Vector (90 Gray and Light Blue-Inverted) - PNG](https://www.ducom.com/hs-fs/hubfs/DUCOM/Logos/Ducom%20Logos/Ducom%20-%20Logo%20-%20Full%20-%20Vector%20(90%20Gray%20and%20Light%20Blue-Inverted)%20-%20PNG.png?width=925&height=246&name=Ducom%20-%20Logo%20-%20Full%20-%20Vector%20(90%20Gray%20and%20Light%20Blue-Inverted)%20-%20PNG.png "Ducom - Logo - Full - Vector (90 Gray and Light Blue-Inverted) - PNG")](https://www.ducom.com?hsLang=en)

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#### General Tribology

- [Universal Tester - UNITEST](https://www.ducom.com/universal-tester-unitest)
- [Multi Capability Tribometer - POD 4.0](https://www.ducom.com/multi-capability-tribometer-pin/ball-on-disk)
- [Vacuum Tribometer - VT 3.0](https://www.ducom.com/vacuum-tribometer)
- [Abrasion Tester - Dry and Slurry](https://www.ducom.com/abrasion-tester)
- [Erosion Tester - Air Jet](https://www.ducom.com/air-jet-erosion-tester)
- [Erosion Tester - Slurry Jet](https://www.ducom.com/slurry-jet-erosion-tester)
- [Erosion Tester - Water Droplet](https://www.ducom.com/water-droplet-erosion-tester)
- [Twin Disk Tribometer](https://www.ducom.com/twin-disk-roller-on-roller-tribometer)
- [BioTribometer](https://www.ducom.com/biotribometer)

#### Lubricant Tribology

- [Four Ball Tester (Desktop)](https://www.ducom.com/four-ball-tester-fbt-3)
- [Four Ball Tester (Standard)](https://www.ducom.com/four-ball-tester-tr-30-series)
- [High Frequency Reciprocating Rig (HFRR)](https://www.ducom.com/high-frequency-reciprocating-rig-hfrr)
- [KRL Shear Stability Tester](https://www.ducom.com/krl-shear-stability-tester)
- [Low Temperature Torque Tester](https://www.ducom.com/low-temperature-torque-tester)

#### Petroleum Testers

- [Flash Point Tester - Pensky Martens](https://www.ducom.com/pensky-martens-flash-point-tester)
- [Flash Point Tester - Abel](https://www.ducom.com/abel-flash-point-tester)
- [Flash Point Tester - Cleveland](https://www.ducom.com/cleveland-flash-point-tester)
- [Freezing Point Tester](https://www.ducom.com/freezing-point-tester)
- [Cloud Point Tester](https://www.ducom.com/cloud-and-pour-point-tester)
- [Pour Point Tester](https://www.ducom.com/pour-point-tester)
- [Roll Stability Tester](https://www.ducom.com/roll-stability-tester)
- [Noack Volatility Test Apparatus](https://www.ducom.com/noack-volatility-tester)
- [BOCLE - ATF Fuel Lubricity Tester](https://www.ducom.com/product-ball-on-cylinder-lubricity-evaluator-bocle)
- [Shear Stability Tester (Diesel Injector)](https://www.ducom.com/product-shear-stability-tester-diesel-injector)

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#### MOOHA - Digital Lab Assistant

MOOHA is an A.I. enabled digital lab assistant that can assist you with automatically logging data, maintaining an audit trail, performing statistical analysis and accessing data and instrument health and status instantly via a secure encrypted interface.

[![Learn more about MOOHA](https://no-cache.hubspot.com/cta/default/5735947/78fb441a-de0c-4a9e-bf49-85bbcd080e46.png)](https://cta-redirect.hubspot.com/cta/redirect/5735947/78fb441a-de0c-4a9e-bf49-85bbcd080e46)

#### Ducom Test Lab

The Ducom Test Lab can be an extension of your quality or R&D department. Our experienced and knowledgeable application scientists and lab technicians can help you with finding the right test methods, designing test programs and delivering results. 

[![Contract Test Lab](https://no-cache.hubspot.com/cta/default/5735947/17c38921-6c5f-4d81-bd5d-e810fb2b1b68.png)](https://cta-redirect.hubspot.com/cta/redirect/5735947/17c38921-6c5f-4d81-bd5d-e810fb2b1b68)

#### Knowledge

- [Blog](https://blog.ducom.com)
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- [WEBINAR | Tribology Discussions](https://lp.ducom.com/tribology-discussions)
- [Conferences and Tradeshows](https://www.ducom.com/conferences-and-tradeshows)

#### Company

- [About Us](https://www.ducom.com/about-ducom-instruments)
- [Locations](https://www.ducom.com/company-contact-us)

#### Work with us

- [Job Openings](https://www.ducom.com/careers)
- [Become a sales partner](https://lp.ducom.com/distributor-training)

#### After Sales Support

- [Get Support](https://www.ducom.com/support)
- [Instrument Service Plans](https://www.ducom.com/instrument-service-plan)

[![Ducom - Logo - Full - Vector (90 Gray and Light Blue-Inverted)](https://www.ducom.com/hs-fs/hubfs/DUCOM/Logos/Ducom%20Logos/Ducom%20-%20Logo%20-%20Full%20-%20Vector%20(90%20Gray%20and%20Light%20Blue-Inverted).png?width=564&height=150&name=Ducom%20-%20Logo%20-%20Full%20-%20Vector%20(90%20Gray%20and%20Light%20Blue-Inverted).png "Ducom - Logo - Full - Vector (90 Gray and Light Blue-Inverted)")](https://www.ducom.com/www.ducom.com?hsLang=en)

- Products
- Services
- Resources 
    - [Blog](https://blog.ducom.com)
    - [Tribology Discussions](https://lp.ducom.com/tribology-discussions)
- Company 
    - [About Us](https://www.ducom.com/about-ducom-instruments)
    - [Locations](https://www.ducom.com/company-contact-us)
    - Support 
          - [After Sales Support](https://www.ducom.com/support)
          - [Instrument Service Plans](https://www.ducom.com/instrument-service-plan)

#### General Tribology

- [Universal Tester - UNITEST](https://www.ducom.com/universal-tester-unitest)
- [Multi Capability Tribometer - POD 4.0](https://www.ducom.com/multi-capability-tribometer-pin/ball-on-disk)
- [Vacuum Tribometer - VT 3.0](https://www.ducom.com/vacuum-tribometer)
- [Abrasion Tester - Dry and Slurry](https://www.ducom.com/abrasion-tester)
- [Erosion Tester - Air Jet](https://www.ducom.com/air-jet-erosion-tester)
- [Erosion Tester - Slurry Jet](https://www.ducom.com/slurry-jet-erosion-tester)
- [Erosion Tester - Water Droplet](https://www.ducom.com/water-droplet-erosion-tester)
- [Twin Disk Tribometer](https://www.ducom.com/twin-disk-roller-on-roller-tribometer)
- [BioTribometer](https://www.ducom.com/biotribometer)

#### Lubricant Tribology

- [Four Ball Tester (Desktop)](https://www.ducom.com/four-ball-tester-fbt-3)
- [Four Ball Tester (Standard)](https://www.ducom.com/four-ball-tester-tr-30-series)
- [High Frequency Reciprocating Rig (HFRR)](https://www.ducom.com/high-frequency-reciprocating-rig-hfrr)
- [KRL Shear Stability Tester](https://www.ducom.com/krl-shear-stability-tester)
- [Low Temperature Torque Tester](https://www.ducom.com/low-temperature-torque-tester)

#### Petroleum Testers

- [Flash Point Tester - Pensky Martens](https://www.ducom.com/pensky-martens-flash-point-tester)
- [Flash Point Tester - Abel](https://www.ducom.com/abel-flash-point-tester)
- [Flash Point Tester - Cleveland](https://www.ducom.com/cleveland-flash-point-tester)
- [Freezing Point Tester](https://www.ducom.com/freezing-point-tester)
- [Cloud Point Tester](https://www.ducom.com/cloud-and-pour-point-tester)
- [Pour Point Tester](https://www.ducom.com/pour-point-tester)
- [Roll Stability Tester](https://www.ducom.com/roll-stability-tester)
- [Noack Volatility Test Apparatus](https://www.ducom.com/noack-volatility-tester)
- [BOCLE - ATF Fuel Lubricity Tester](https://www.ducom.com/product-ball-on-cylinder-lubricity-evaluator-bocle)
- [Shear Stability Tester (Diesel Injector)](https://www.ducom.com/product-shear-stability-tester-diesel-injector)

#### See our full range of products

[![Explore All Our Products](https://no-cache.hubspot.com/cta/default/5735947/8c0055af-2ff0-4aad-aa83-42dcde0c56f4.png)](https://cta-redirect.hubspot.com/cta/redirect/5735947/8c0055af-2ff0-4aad-aa83-42dcde0c56f4)

#### MOOHA - Digital Lab Assistant

MOOHA is an A.I. enabled digital lab assistant that can assist you with automatically logging data, maintaining an audit trail, performing statistical analysis and accessing data and instrument health and status instantly via a secure encrypted interface.

[![Learn more about MOOHA](https://no-cache.hubspot.com/cta/default/5735947/78fb441a-de0c-4a9e-bf49-85bbcd080e46.png)](https://cta-redirect.hubspot.com/cta/redirect/5735947/78fb441a-de0c-4a9e-bf49-85bbcd080e46)

#### Ducom Test Lab

The Ducom Test Lab can be an extension of your quality or R&D department. Our experienced and knowledgeable application scientists and lab technicians can help you with finding the right test methods, designing test programs and delivering results. 

[![Contract Test Lab](https://no-cache.hubspot.com/cta/default/5735947/17c38921-6c5f-4d81-bd5d-e810fb2b1b68.png)](https://cta-redirect.hubspot.com/cta/redirect/5735947/17c38921-6c5f-4d81-bd5d-e810fb2b1b68)

#### Knowledge

- [Blog](https://blog.ducom.com)
- [E-Books](https://www.ducom.com/e-books)

#### Events

- [WEBINAR | Tribology Discussions](https://lp.ducom.com/tribology-discussions)
- [Conferences and Tradeshows](https://www.ducom.com/conferences-and-tradeshows)

#### Company

- [About Us](https://www.ducom.com/about-ducom-instruments)
- [Locations](https://www.ducom.com/company-contact-us)

#### Work with us

- [Careers](https://ducom.freshteam.com/jobs)
- [Become a sales partner](https://lp.ducom.com/distributor-training)

#### After Sales Support

- [Get Support](https://www.ducom.com/support)
- [Instrument Service Plans](https://www.ducom.com/instrument-service-plan)

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# Ball on Cylinder Lubricity Evaluator

---

### The new generation Aviation Turbine Fuel (ATF) Lubricity Tester.

### BOCLE 2.0

Fully automated aviation turbine fuel lubricity tester designed for the modern lab to meet the demands of users that expect nothing but the best.  
‍  
Complies with ASTM D5001 standard to provide repeatable measurements with the convenience of automation for effortless testing.

[![Contact Us](https://no-cache.hubspot.com/cta/default/5735947/ae754668-c424-4626-b943-daa047ad5c97.png)](https://cta-redirect.hubspot.com/cta/redirect/5735947/ae754668-c424-4626-b943-daa047ad5c97)

![01_BOCLE_.16_cropped](https://www.ducom.com/hs-fs/hubfs/01_BOCLE_.16_cropped.png?width=1820&height=2000&name=01_BOCLE_.16_cropped.png "01_BOCLE_.16_cropped")

## Modern. Automated. Easy.

The BOCLE-2 brings a high level of automation and ease of use to ATF lubricity testing making its results highly repeatable and reproducible. 

- [Specifications](https://www.ducom.com/product-ball-on-cylinder-lubricity-evaluator-bocle#tab1)
- [Standards](https://www.ducom.com/product-ball-on-cylinder-lubricity-evaluator-bocle#tab2)
- [News](https://www.ducom.com/product-ball-on-cylinder-lubricity-evaluator-bocle#tab3)

## Technical Specifications

- Load: 1000 ± 1 g
- Rotational speed: 240 ± 1 rpm
- Fluid Volume: 50 ± 1.0 ml
- Fluid Temperature: 25 ± 1°C
- Flow rate: 3.8 l/min flowing over the fluid for 30 min (load applied)
- Fluid pre-treatment: 0.5 L/min flowing through, 3.3 L/min over the fluid for 15 min (no load)
- Conditioned Air: 10 ± 0.2% RH at 25 °C

## Test Standards

- **ASTM D5001:** Standard Test Method for Measurement of Lubricity of Aviation Turbine Fuels by the Ball-on-Cylinder Lubricity Evaluator (BOCLE)

**Introducing BOCLE 2.0 – The Future of Automated Fuel Lubricity Testing**

Ducom’s automation and AI division, Paltro, is excited to unveil **BOCLE 2.0**, a fully automated **Ball on Cylinder Lubricity Evaluator** for Aviation Turbine Fuels. Designed to comply with **ASTM D5001**, BOCLE 2.0 streamlines testing, reduces user intervention, and enhances lab productivity with advanced automation, inbuilt sensors, and intuitive controls.

Discover how BOCLE 2.0 can revolutionize fuel lubricity testing. [**Read the full article here**.](https://www.petro-online.com/news/lubricant-analysis/190/ducom-instruments/a-giant-leap-forward-fornbsplubricity-testing-of-aviation-turbine-fuels/63407)

## Fully automated for continuous testing

### Features

Quickly setup and execute a test from the software interface with a single click. The controller monitors the standard test conditions and executes both pretreatment and test phases without user intervention. Continuous data logging ensures traceability.

 

### Automated hybrid loading | Calibrated deadweight assembly that is automatically applied after completion of pre-treatment step.

 

**Automated test sequence |** Switching from pre-treatment to test phase is auto-executed with synchronized change in flow valves and rates.

 

**Multi-test capability |** Numbered spacers for offset positioning allows 10 tests per ring to maximize consumable utilization.

 

**Automated conditioned air unit |** Conditioned air unit with dryer, control valves and sensors has a small footprint and requires only a compressed air line.

**Questions? **

Our experienced and knowledgeable staff can help you.

 

[![Contact Us](https://no-cache.hubspot.com/cta/default/5735947/ae754668-c424-4626-b943-daa047ad5c97.png)](https://cta-redirect.hubspot.com/cta/redirect/5735947/ae754668-c424-4626-b943-daa047ad5c97)

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