Established in 1994, Cometech Testing Machines, Taiwan’s best quality control instrument manufacturer, which has invested in product development, design and manufacturing for a long time. The quality and function of our products continue to update and improve. We have a team of engineers with software and hardware R&D capabilities. In Taiwan, we are the pioneer of QC instrument industry. We are also the largest instrument manufacturer in Taiwan and have our own R&D center.
 
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Abrasion Testing Machines

Cometech QC-319 Dyeing Rubbing Tester (Crockmeter)

Key Features

  • Global Standard Compliance: Fully engineered to meet ISO 105-X12 and AATCC 8 standards for evaluating the color fastness of textiles against rubbing.

  • Precise Digital Control: Features a pre-settable digital counter that automatically stops the machine once the designated number of cycles is reached, ensuring process consistency.

  • Accurate & Consistent Results: Maintains a constant stroke length and downward pressure throughout the test, eliminating the variability often found in manual testing methods.

  • Dry & Wet Testing Capabilities: Versatile design allows for both Dry Rubbing and Wet Rubbing protocols using standardized white crocking cloths.

  • Robust & Maintenance-Free: Built with high-quality components for quiet operation and long-term durability in high-volume textile testing laboratories.

Technical Specifications

  • Conforming Standards: AATCC 8, AATCC 165, ISO 105-X12, ISO 105-D02, JIS L0849.

  • Rubbing Finger Diameter: 16 mm.

  • Downward Load: 9 N (900 g).

  • Track Length (Stroke): 104 ± 3 mm.

  • Counter Range: 1 ~ 9,999 cycles (Digital display).

  • Operating Speed: Approx. 60 cycles per minute (RPM).

  • Dimensions: 62 × 18 × 22 cm | Weight: Approx. 15 kg.

Applications

  • Textile Industry: Essential for testing dyed fabrics, synthetic fibers, silks, and denim materials.

  • Leather & Upholstery: Evaluating color transfer on leather goods, footwear, and automotive interiors.

  • Supply Chain Management: Verifying material quality from suppliers to ensure color stability before mass production.

Cometech QC-325B Pilling Tester (4-Box Type)

Key Features

  • High-Efficiency 4-Box Configuration: The QC-325B is equipped with 4 individual testing chambers, allowing for high-volume specimen testing simultaneously (compared to the 2-box QC-325A model).

  • Realistic Wear Simulation: Simulates the pilling and fuzzing tendencies of fabrics during normal wear and laundering by tumbling specimens wound around rubber tubes within the cork-lined chambers.

  • Regulated Testing Speed: Operates at a precise and constant speed of 60 RPM, ensuring strict adherence to international testing protocols for high repeatability.

  • Standardized Internal Lining: Each chamber is lined with high-quality cork material on all four internal faces, providing the specified friction required by global pilling standards.

  • Programmable Timer & Auto-Stop: Features a digital timer for precise test duration control, with an automatic shut-off function once the test cycle is complete.

Technical Specifications

  • Conforming Standards: ISO 12945-1, BS 5811, JIS L1076, CNS 8040.

  • Number of Boxes: 4 Chambers (B Type).

  • Internal Box Dimensions: 23 × 23 × 23 cm.

  • Testing Speed: 60 RPM.

  • Specimen Size: 10 × 12 cm (4 pieces per box: 2 warp and 2 weft).

  • Polyurethane Specimen Tubes: Ø 31 mm x 150 mm (Weight: 50 ± 2g).

  • Dimensions: Approx. 90 × 65 × 70 cm | Weight: Approx. 60-80 kg.

Applications

  • Textile Manufacturing: Critical for evaluating the surface durability of knitted and woven fabrics before mass production.

  • Apparel Industry: Ensuring that finished garments maintain their appearance and quality over time.

  • Material Research & QC: Quantifying pilling resistance by comparing tested samples against standardized visual rating charts.

Cometech QC-341 Martindale Abrasion and Pilling Tester

Key Features

  • 4-in-1 Multi-Functionality: A versatile system capable of performing Abrasion resistance, Pilling tendency, Appearance change, and Mass loss tests within a single unit.

  • Standardized Lissajous Pattern: Features precise Lissajous figure motion control, ensuring multidirectional friction simulation as required by international testing protocols.

     
  • Intuitive Color Touch Interface: Equipped with a smart touch screen for seamless parameter setting, featuring independent station counting and automated stop functions.

  • Multi-Station Throughput: Available in 4, 6, or 9 station configurations to maximize laboratory efficiency and handle high-volume specimen batches.

  • Quick-Change Component Design: Engineered for rapid switching between different pressure loads (e.g., 9kPa or 12kPa) and specimen holders, ensuring minimal downtime between different test standards.

Technical Specifications

  • Conforming Standards: ISO 12945-2, ISO 12947, ASTM D4966, ASTM D4970, JIS L1096.

  • Rotational Speed: 47.5 ± 2.5 RPM.

  • Pressure Loads: Standardized 9kPa (595g) and 12kPa (795g) weights included.

  • Stroke Length: 24 ± 0.5 mm (Abrasion) / 60.5 ± 0.5 mm (Pilling).

  • Counter System: Digitally programmable with individual station monitoring.

  • Dimensions: Approx. 60 × 65 × 35 cm | Weight: Approx. 70-100 kg.

Applications

  • Textiles & Apparel: Crucial for woven, knitted, and upholstery fabrics to ensure surface longevity.

  • Automotive Interiors: Evaluating the wear resistance of seat covers, headliners, and interior trims.

  • Leather & Footwear: Testing the durability of natural and synthetic leathers against repetitive friction.

Cometech QC-618A DIN Abrasion Tester

Key Features

  • Global Standard Compliance: Specifically engineered to meet DIN 53516 and ASTM D5963 standards, providing a professional method for determining the abrasion resistance (volume loss) of vulcanized rubber.

  • Precision Mechanism: Features a rotating drum wrapped with standardized abrasive paper. The specimen holder moves axially across the drum, ensuring a consistent and fresh abrasive path throughout the test.

  • Integrated Cleaning System: Equipped with a built-in cleaning brush to remove rubber debris during the operation, preventing clogging of the abrasive surface and maintaining test accuracy.

  • Automated Cycle Control: Includes a precise digital counter with an automatic shut-off function once the pre-set sliding distance (40m or 20m) is reached.

  • Stable & Durable Construction: Built with a heavy-duty frame to minimize vibration, ensuring high repeatability and reliability in laboratory environments.

Technical Specifications

  • Conforming Standards: DIN 53516, ISO 4649, ASTM D5963, JIS K6264.

  • Drum Dimensions: Ø 150 mm x 460 mm length.

  • Drum Speed: 40 ± 1 RPM.

  • Specimen Feed Speed: 4.2 mm per drum revolution.

  • Abrasion Distance: 40 meters (or 20 meters for highly abrasive materials).

  • Testing Load: Standardized weights for 2.5N, 5N, and 10N.

  • Dimensions: 81 × 32 × 34 cm | Weight: Approx. 55 kg.

Applications

  • Rubber & Tire Industry: Evaluating the wear resistance of tire treads and technical rubber components.

  • Footwear Manufacturing: Essential for testing the durability of rubber outsoles and synthetic soles.

  • Conveyor Belts & Flooring: Predicting the service life of industrial belts and high-friction floor coverings.

Cometech QC-619C Taber Abrasion Tester

Key Features

  • Universal Abrasion Standard: Engineered to meet ASTM D1044, ASTM D3884, and ISO 5470, providing a professional method to quantify the wear resistance of various material surfaces.

  • Dual Rotating Wheel System: Features two abrasive wheels that rotate in opposite directions on the specimen, creating a characteristic circular rub pattern that simulates real-world multidirectional wear.

  • Precise Digital Control: Equipped with a high-accuracy digital counter for pre-setting the number of test cycles, featuring an automatic stop function for process consistency.

  • High Versatility: Supports a wide range of standardized abrasive wheels (e.g., CS-10, H-18) and adjustable loads (250g, 500g, 1000g) to accommodate different material hardness.

  • Integrated Vacuum System: Includes an adjustable vacuum nozzle to remove debris during testing, ensuring a clean abrasive path and maintaining measurement integrity.

Technical Specifications

  • Conforming Standards: ASTM D1044, ASTM D3884, DIN 52347, ISO 5470, TAPPI T476.

  • Turntable Speed: 60 ± 2 or 72 ± 2 RPM.

  • Pressure Loads: Standardized weights for 250g, 500g, and 1000g per arm.

  • Specimen Size: Ø 110 mm (Up to 5 mm thickness).

  • Counter Range: 1 ~ 99,999,999 cycles (Digital).

  • Dimensions: 55 × 38 × 45 cm | Weight: Approx. 30 kg.

Applications

  • Automotive Industry: Testing interior trims, dashboards, and upholstery materials.

  • Flooring & Construction: Evaluating the durability of laminate wood, vinyl tiles, and industrial coatings.

  • Consumer Goods: Verifying the print durability on electronics, suitcases, and coated fabrics.

Cometech QC-621 Electronic Crock Meter

Key Features

  • Motor-Driven Operation: Powered by an electric motor to ensure a constant rubbing speed and stroke length, eliminating the variability associated with manual operation.

  • Digital Counter Control: Equipped with a pre-settable digital counter that automatically stops the test once the desired number of cycles is reached, enhancing process automation.

  • High Precision & Repeatability: Engineered to maintain strict adherence to international standards regarding downward pressure and track length for reliable data.

  • Robust & Silent Design: Built with a heavy-duty frame for high stability and low noise levels, making it ideal for continuous use in professional laboratories.

  • User-Friendly Interface: Simple setup process involving specimen mounting and standardized cloth placement, followed by easy digital parameter configuration.

Technical Specifications

  • Conforming Standards: AATCC 8, AATCC 165, ISO 105-X12, ISO 105-D02, JIS L0849.

  • Rubbing Finger Diameter: 16 mm.

  • Downward Load: 9 N (900 g).

  • Track Length (Stroke): 104 ± 3 mm.

  • Counter Range: Up to 9,999 cycles (Digital display).

  • Operating Speed: Approx. 60 cycles per minute (RPM).

  • Dimensions: 62 × 25 × 26 cm | Weight: Approx. 20 kg.

Applications

  • Textile Industry: Essential for assessing the color fastness of dyed fabrics in both dry and wet conditions.

  • Leather & Footwear: Evaluating color transfer properties of natural and synthetic leathers.

  • Quality Assurance Labs: Ideal for high-throughput environments requiring standardized and automated testing procedures.

Cometech QC-621A Manual Crock Meter

Key Features

  • Manual Drive System: Simple and easy-to-operate design that requires no electricity, making it ideal for small labs or on-site quick testing.

  • Digital Cycle Counter: Equipped with a battery-powered digital counter to ensure accurate tracking of the rubbing cycles performed by the operator.

  • Standardized Precision: Engineered to maintain a constant stroke length and downward pressure as dictated by international testing protocols, ensuring reliable data.

  • Compact & Robust Design: Built with high-quality, durable materials; lightweight for easy portability and virtually maintenance-free.

  • Dry & Wet Testing Support: Versatile enough to handle both dry and wet rubbing test procedures using standardized white crocking cloths.

Technical Specifications

  • Conforming Standards: AATCC 8, AATCC 165, ISO 105-X12, ISO 105-D02, JIS L0849.

  • Rubbing Finger Diameter: 16 mm.

  • Downward Load: 9 N (900 g).

  • Track Length (Stroke): 104 ± 3 mm.

  • Counter System: Digital display (Battery operated).

  • Dimensions: 62 × 15 × 20 cm | Weight: Approx. 6 kg.

Cometech QC-621K Surface Hardness Abrasion Tester

Key Features

  • 2-in-1 Versatility: A multi-functional tester capable of performing both surface abrasion tests and pencil hardness scratching tests on various coated materials.

  • Motorized Precision: Driven by an electric motor to ensure a constant speed and consistent stroke length, eliminating human error for high repeatability.

  • Highly Customizable: Users can easily adjust the downward load and switch between different testing heads, such as erasers, standardized fabrics, or test pencils.

  • Digital Control Interface: Features a programmable digital counter with an automatic shut-off function once the pre-set number of cycles is reached.

  • Compact & Stable Design: A robust bench-top unit engineered with a heavy base to minimize vibration, ensuring stable operation during high-frequency testing.

Technical Specifications

  • Testing Speed: 10 ~ 60 cycles per minute (RPM) or as specified.

  • Stroke Length: Adjustable from 10 to 50 mm.

  • Standard Weights: Includes a set of weights (e.g., 50g, 100g, 200g, 500g) for flexible load application.

  • Supported Attachments: Eraser holder, Pencil hardness tester attachment, and other customized fixtures.

  • Dimensions: Approx. 45 x 35 x 35 cm | Weight: Approx. 25 kg.

Applications

  • Electronics Industry: Evaluating the wear resistance of coatings on mobile phones, laptops, and keyboards.

  • Automotive Interiors: Testing the scratch resistance of interior plastic trims and painted surfaces.

  • Paint & Coating Sector: Determining the film hardness of industrial coatings (Pencil Hardness Test) in accordance with ASTM D3363.

Cometech QC-622H Surface Hardness Abrasion Tester

Key Features

  • Multi-Media Abrasion Simulation: Supports various abrasion heads, including cotton, sandpaper, steel wool, erasers, and pencils, to simulate real-world wear modes on different surface treatments.

  • Precise Digital Control: Features a user-friendly control panel to precisely set testing speed (CPM) and target cycle counts with an automatic stop function.

  • Adjustable Stroke Length: The abrasion distance can be manually adjusted from 10 to 100 mm, offering flexibility for different specimen sizes and standards.

  • High Load Capacity: Designed to support a maximum load of up to 8 kg when the testing stroke is set under 50 mm.

  • Durable & Stable Operation: Utilizes a linear slide system to reduce mechanical resistance, ensuring repeatable and consistent test results.

Technical Specifications

  • Testing Speed: 1 ~ 120 CPM (Cycles Per Minute), precisely adjustable.

  • Abrasion Distance (Stroke): 10 ~ 100 mm (Manual adjustment).

  • Standard Weight Set: Includes 25g, 50g, 100g, 200g, 300g, 500g, and 1000g weights for customizable load.

  • Optional Abrasion Heads:

    • Sandpaper head grip (Φ6.35 mm)

    • Cotton abrasion head (Φ16 mm)

    • Steel wool abrasion head (Φ16 mm)

    • Pencil/Eraser head (Φ6.8 mm)

  • Sample Size: Width 20 ~ 200 mm; Max thickness 50 mm.

  • Dimensions: 65 × 35 × 40 cm | Weight: 46 kg.

Applications

  • Electronics & Optics: Testing wear resistance on lens coatings, mobile device housings, and control panels.

  • Plastics & Coatings: Evaluating the durability of electroplating, varnishing, and industrial painting.

  • Printing & Textiles: Assessing the color fastness and adhesion of dyes and printed finishes.

Testing Video

Cometech DAG2002-M010 Portable Pencil Hardness Tester

Key Features

  • Wolff Wilborn Compliance: Specifically designed to evaluate the scratch resistance and hardness of coating surfaces based on the standardized pencil lead scale.

  • Superior Accuracy: Holds the pencil at a precise 45-degree angle to the surface with a constant speed, eliminating the inconsistencies of manual hand-testing.

  • Adjustable Load: Offers a flexible pencil nib load adjustment from 0 to 10N, allowing users to meet specific testing requirements for different coating types.

  • Portable & User-Friendly: A compact design weighing only 4.8 kg, making it ideal for on-site inspections, laboratory analysis, or production line quality control.

  • Versatile Testing: Effective for analyzing single or double-layer baking varnishes on various substrates.

Technical Specifications

  • Conforming Standards: ASTM D3363, JIS C3003, JIS D0202, ECCA T4, MIL C27 227, SIS 184187.

  • Pencil Test Angle: 45 degrees to the horizontal.

  • Test Speed: 10 mm/sec (600 mm/min).

  • Load Adjustment: 0 ~ 10N.

  • Pencil Specifications: Supports 6B ~ 9H (DIN or JIS standards, optional).

  • Power Supply: AC 100 ~ 240V.

  • Dimensions: 280 x 130 x 226 mm | Weight: 4.8 kg.

Applications

  • Paint & Coating Industry: Testing automotive finishes, furniture coatings, and industrial paints.

  • Electronics & Consumer Goods: Verifying surface durability of mobile phones, laptops, and digital cameras.

  • Plastics & Optics: Assessing the scratch resistance of molded plastic parts and optical coatings.

Cometech WD-M013 Optical Film Abrasion Tester

Key Features

  • Optimized for Light Load Testing: Specifically engineered for light-friction abrasion tests on sensitive surfaces such as treated optical films.

  • Precision Zero-Setting Head: The abrasion head is designed for zero-calibration of the original load, ensuring that the test load (50 – 2000g) is applied with maximum accuracy.

  • Fully Customizable Parameters: Allows users to independently adjust testing speed, stroke length, load, and total cycle count to meet various testing requirements.

  • Movable Specimen Platform: Specimens are placed on a sliding platform that moves against the abrasion head, ensuring consistent friction across the surface.

  • Advanced Digital Counter: Features a programmable counter that can be set up to 9,999,999 cycles, with an automatic stop function for process consistency.

Technical Specifications

  • Weight Load Set: Includes various weights ranging from 10g to 1000g for precise load application.

  • Abrasion Speed: 10 ~ 100 mm/s.

  • Abrasion Distance (Stroke): 10 ~ 120 mm (Adjustable).

  • Test Accessories: Includes standard friction heads with diameters of Ø10mm, Ø30mm, and Ø50mm.

  • Dimensions: 94 x 35 x 40 cm | Weight: 66 kg.

  • Power Supply: 100V ~ 240V, 50/60Hz.

Applications

  • Optics & Electronics: Evaluating surface-treated optical films and sensitive electronic coatings.

  • Textiles & Coatings: Testing color fastness in fabrics and the adhesion/durability of printed layers on coatings.

Cometech DAG2002-M023 Electric Pencil Hardness Tester

Key Features

  • Fully Motorized Operation: Driven by a high-precision electric motor to ensure a constant scratching speed, eliminating the speed variations common in manual testing.

  • Superior Accuracy & Repeatability: Locks the pencil at a precise 45-degree angle with a stable downward force, ensuring consistent results across multiple specimens.

  • Digital Control Interface: Allows users to easily program the scratch distance and speed via a digital panel, featuring an automatic test completion shut-off.

  • High-Efficiency Lab Solution: Ideal for high-throughput quality control environments where reliability and data integrity are paramount.

  • Heavy-Duty Construction: Features a robust, vibration-resistant frame that maintains mechanical stability during the entire scratching process.

Technical Specifications

  • Conforming Standards: ASTM D3363, ISO 15184, JIS K5400, JIS K5600.

  • Pencil Test Angle: Fixed at 45 degrees.

  • Testing Speed: Adjustable (Typically calibrated to 0.5 ~ 1 mm/s per standards).

  • Testing Loads: Supports standard loads such as 500g, 750g, and 1000g.

  • Scratch Distance: Programmable based on specimen size or specific protocol.

  • Pencil Range: Compatible with standardized 6B to 9H pencil sets.

Applications

  • Advanced Coatings & Finishes: Critical for testing high-end automotive paints, appliance finishes, and industrial coatings.

  • Consumer Electronics: Verifying the surface hardness of smartphones, tablets, and wearable devices.

  • R&D Labs: Providing a standardized platform for comparing the scratch resistance of newly developed chemical formulations.

Cometech GI-M043 Solar Panel Abrasion Tester

Key Features

  • Specialized for Solar Panels: Specifically designed to evaluate the surface durability of solar panels against abrasive forces, ensuring long-term solar efficiency.

  • Auto-Rotating Abrasion Head: Uses standardized wool felt as the abrasive medium. The head automatically rotates 20 degrees after each stroke to simulate multi-directional wear patterns.

  • Digital Control Precision: Features a digital interface to precisely set testing speed (CPM) and cycle counts, equipped with an automatic stop function.

  • Customizable Load Application: Supports various weight increments, allowing users to apply specific downward forces as required by different coating specifications.

  • Large Specimen Capacity: The test platform is engineered to accommodate solar panel specimens with dimensions up to 400 x 400 mm.

Technical Specifications

  • Conforming Standards: BS EN 1096-2.

  • Abrasion Stroke: 10 ~ 150 mm adjustable (Commonly used at 145 mm).

  • Test Speed: 10 ~ 120 CPM (Cycles Per Minute), digitally controlled.

  • Test Cycles: Programmable from 1 to 999,999 times.

  • Test Load: Standard weight set includes 50g, 100g, 200g, 300g, 500g, and 1000g (Base arm weight is 125g).

  • Rotation Angle: Self-rotates 20° per round.

  • Dimensions: Approx. 94 x 35 x 40 cm | Weight: 66 kg.

Applications

  • Solar Energy Industry: Essential for quality control of the anti-reflective and protective coatings on solar glass.

  • Optics & Glass Manufacturing: Evaluating the scratch and abrasion resistance of high-end industrial glass surfaces.

Head Office :
107/69 Moo 6, Khu Khot, Lam Luk Ka District, Pathum Thani 12130

E-mail : [email protected]
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