--- title: Product - Shear Stability Tester (Diesel Injector) description: The Ducom Shear Stability Tester evaluates shear stability of polymer containing oils by subjecting oils to mechanical shear over a number of cycles. --- [![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) - 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. 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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 - [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) Search **Menu** - [Instruments](https://www.ducom.com/products-explorer) - [Testing Services](https://www.ducom.com/ducom-labs-testing-and-consulting-services) - [Software](https://www.ducom.com/digital) - [Blog](https://blog.ducom.com) - Support - [After Sales Support](https://www.ducom.com/support) - [Service Plans](https://www.ducom.com/instrument-service-plan) - Company - [About Us](https://www.ducom.com/about-ducom-instruments) - [Locations](https://www.ducom.com/company-contact-us) # Shear Stability Tester TR-294 --- ### Diesel injector based Shear Stability Tester for polymer containing fluids  The Ducom TR-294 Shear Stability Tester is used to evaluate the shear stability of polymer containing oils. The tester subjects the oil under test to mechanical shear over a number of cycles. The TR-294 is designed to be robust, and can be ordered complete with a safety enclosure and stand. It is ergonomic, repeatable and easy to use. [![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) ![Ducom Shear Stability Tester (Diesel Injector Apparatus) - Overview-1](https://www.ducom.com/hubfs/Shear%20Stability%20Tester%20(Diesel%20Injector%20Apparatus)/Ducom%20Shear%20Stability%20Tester%20(Diesel%20Injector%20Apparatus)%20-%20Overview-1.png "Ducom Shear Stability Tester (Diesel Injector Apparatus) - Overview-1") ## Reliable. Repeatable. The TR-294 Shear Stability Tester is the industry standard for ASTM D6278 and ASTM D7109 tests for polymer containing fluids.  Full compliance with test standards - [Specifications](https://www.ducom.com/product-shear-stability-tester-diesel-injector#tab1) - [Standards](https://www.ducom.com/product-shear-stability-tester-diesel-injector#tab2) ## Technical Specifications - Motor: 1.1/925 +/- 25 (kW/rpm) - Fluid Volume: 20 +/- 5 ml - Breaking Pressure: 175 bar - Flow  Rate: 170 +/- 5 ml/min - Oil Temperature: Ambient\* Note: \*Chiller is available as an option to regulate temperature ## Test Standards - **ASTM D6278:** Standard Test Method For Shear Stability Of Polymer Containing Fluids Using A European Diesel Injector Apparatus - **ASTM D7109:** Standard Test Method for Shear Stability of Polymer-Containing Fluids Using a European Diesel Injector Apparatus at 30 Cycles and 90 Cycles **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) ### Ducom Instruments **USA**:  +1 (847) 737-1590 **India**: +91 (80) 4080-5555 **Netherlands: **+31 (85) 065 74 10 Email: info@ducom.com - Products and Services - [All Products](https://www.ducom.com/products-explorer) - [Test Services](https://www.ducom.com/ducom-labs-testing-and-consulting-services) - [Software Products](https://www.ducom.com/digital) - [Become a Distributor](https://lp.ducom.com/distributor-training) - Resources - [Blog](https://blog.ducom.com) - [Tribology Discussions](https://lp.ducom.com/tribology-discussions) - [Privacy Policy](https://www.ducom.com/privacy-policy) - [General Terms of Use](https://www.ducom.com/en/terms-of-use) - [General Terms of Sale](https://www.ducom.com/en/general-terms-of-sale) - Company - [About Us](https://www.ducom.com/about-ducom-instruments) - [Locations](https://www.ducom.com/company-contact-us) - [Careers](https://www.ducom.com/careers) - After Sales Support - [After Sales Support](https://www.ducom.com/support) - [Service Plans](https://www.ducom.com/instrument-service-plan) ### Drop us a line Copyright © 2021 Ducom Instruments (USA) Inc. 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