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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Tape / Adhesion Testing Machines

Cometech QC-517M1F PV Module Peel Impact Tester

Key Features

  • Specialized Design: Developed specifically for 90-degree peel testing on structurally complex samples, with a focus on solar panels (PV modules).

  • Adhesion Assessment: Enables precise evaluation of adhesive conditions between layers during the large-area bonding process of PV modules.

  • Software Integration: Operates via PC connection using M1F software, providing full control over test parameters, advanced data analysis, and graphical reporting.

  • Testing Flexibility: While the standard setup is for 90-degree peels, the testing angle can be optionally adjusted to meet various research and industrial standards.

  • Compact Footprint: Engineered as a bench-top unit to save laboratory space while delivering high stability and repeatable test results.

Technical Specifications

  • Capacity: Max. 20 kg.

  • Stroke: Max. 150 mm.

  • Testing Speed: 10 ~ 600 mm/min.

  • Peel Angle: 90° standard (Other angles optionally adjustable).

  • Operation: Controlled via PC with M1F software accessory.

  • Dimensions: 50 x 27 x 45 cm.

Cometech QC-507D3 Universal Materials Tester (Horizontal Type)

Key Features

  • Versatile Light-Load Testing: Specifically designed for performing 90° and 180° peel strength tests, friction force evaluation, and other micro-tensile tests.

  • Standalone Operation: Equipped with a built-in 2.8″ touch screen, allowing tests to be performed without external software. It displays real-time data and force curves directly on the unit.

  • High Precision Sensing: Features a 24-bit force resolution, ensuring highly accurate measurements for materials requiring delicate load detection.

  • Flexible & Adjustable Design: The load cell position, height, and angle are fully adjustable based on specimen thickness. Supports Wi-Fi data output and optional PC software for advanced reporting.

  • User-Friendly & Safe: Utilizes a DC motor compatible with universal voltage ranges. Includes safety protections such as over-travel, overload, and timeout shutdown.

Technical Specifications

  • Conforming Standards: ASTM D1000, ASTM D3330 (Standard for tape testing).

  • Maximum Capacity: 200 N.

  • Stroke: Max. 320 mm.

  • Testing Speed: 25 ~ 400 mm/min (Digitally adjustable).

  • Sampling Rate: Max. 50 Hz.

  • Dimensions: 86 x 34 x 45 cm | Weight: 40 kg.

Testing Video

Cometech QC-801E Tape Holding Power Tester (Normal Type)

Key Features

  • Non-Contact Sensing Design: Utilizes high-precision non-contact sensors to detect the drop of weights, ensuring minimal interference and increased sensor longevity.

  • 10-Station Testing: Equipped with 10 independent test stations, allowing for simultaneous high-throughput testing and significant time savings for long-term trials.

  • 2.8-inch Touchscreen Interface: Intuitive control panel displays testing times for all stations and automatically records the exact duration until detachment.

  • Stacking Weight System: Features a versatile stack-type weight design, enabling easy load adjustments starting from a minimum of 150g to suit various tape specifications.

  • Data Integrity & Connectivity: Built-in Wi-Fi for wireless data management and a backup battery system that ensures uninterrupted testing during temporary power outages.

  • Impact Protection: Includes high-density foam cushions at weight drop points to absorb impact energy, protecting both the weights and the machine frame.

Technical Specifications

  • Conforming Standards: ASTM D3654, JIS Z0237, PSTC 107, GB/T 4851.

  • Number of Stations: 10 Sets.

  • Timer Function: Digital display, settable up to 99,999 minutes with automatic average calculation.

  • Minimum Test Load: 150 g.

  • Standard Weights: 1,000g (or stackable sets: 150g, 350g, 500g).

  • Test Plates: Stainless steel, 50 x 75 x 1.5 mm (10 pcs included).

  • Dimensions: 104 x 26 x 71 cm | Weight: 45 kg (excluding weights).

Cometech QC-802A Tape Holding Power Tester (Heating Type)

Key Features

  • High-Temperature Testing: Specifically designed to evaluate the shear resistance and holding power of adhesive tapes under high-temperature environments (up to 200°C), simulating real-world conditions in automotive and electronics industries.

  • 10-Station Capacity: Features 10 independent test stations located inside the oven chamber, allowing for simultaneous testing of multiple specimens under identical thermal conditions for better data consistency.

  • Heat-Resistant Sensors: Equipped with specialized high-temperature sensors that detect the drop of weights. Once the tape fails, the individual timer for that station stops and records the duration automatically.

  • Uniform Air Circulation: Includes an advanced air circulation system to ensure even heat distribution throughout the chamber, eliminating temperature gradients that could affect test accuracy.

  • Safety & Observation: Features dual-layer tempered glass for safe visual monitoring and an overheat protection system to prevent equipment damage and ensure lab safety.

Technical Specifications

  • Conforming Standards: ASTM D3654, JIS Z0237, PSTC 107, GB/T 4851.

  • Temperature Range: Ambient +5°C to 200°C.

  • Number of Stations: 10 Sets.

  • Timers: 10 independent digital timers, recording up to 99,999 minutes.

  • Internal Chamber Dimensions: Approx. 60 x 50 x 50 cm.

  • Material: SUS304 Stainless Steel interior for superior heat and corrosion resistance.

  • Power Supply: Single Phase 220V, 15A.

Cometech QC-803 Manual Roller Tester

Key Features

  • Standardized Specimen Preparation: Specifically designed to press adhesive tape onto standard test plates with consistent pressure, ensuring accurate and repeatable results for Peel or Holding Power tests.

  • Precise Load Control: The roller features a standardized weight of 2 kg, as specified by international standards, to simulate uniform application pressure.

  • High-Quality Materials: The roller surface is coated with specialized rubber (Shore A 80 hardness) to ensure perfect contact between the tape and the plate without damaging the specimen.

  • Ergonomic Handle: Designed with a user-friendly handle that allows the operator to control the rolling direction and speed easily without adding extra downward force beyond the roller’s own weight.

  • Industrial Durability: Constructed from high-grade materials suitable for laboratory environments and engineered for easy cleaning and maintenance.

Technical Specifications

  • Conforming Standards: CNS 11888, PSTC 8, GB/T 4851, ASTM D3330.

  • Roller Weight: 2,000 g ± 50 g (2 kg).

  • Roller Width: 45 mm.

  • Roller Diameter: Approx. 85 mm.

  • Rubber Hardness: Shore A 80 ± 5.

  • Operation Mode: Manual.

Cometech QC-805 Tape Initial Adhesion Tester (Rolling Ball Method)

Key Features

  • Rolling Ball Tack Principle: Specifically designed to measure the initial tack of adhesive tapes by releasing a standard steel ball onto the adhesive surface to observe the stopping distance or the largest ball size held by the tape.

  • Standardized Inclined Ramp: Features a precision-engineered ramp with a fixed angle (typically 30 degrees) to ensure consistent kinetic energy for the ball in every test cycle.

  • Comprehensive Steel Ball Set: Includes a complete set of high-precision steel balls in various diameters (ranging from small to large) to accommodate a wide spectrum of adhesive strengths.

  • User-Friendly & Durable: Constructed from corrosion-resistant materials for longevity and easy cleaning. Features a clear integrated scale to help operators accurately record the ball’s stopping position.

  • Industrial Benchmark: A globally recognized testing method used by tape and sticker manufacturers for rapid quality control and adhesive formulation verification.

Technical Specifications

  • Conforming Standards: ASTM D3121, PSTC 6, GB/T 4852, JIS Z0237.

  • Ramp Angle: 30° (Standard).

  • Steel Ball Sizes: 1/16″ to 1″ (Standard set of 32 balls).

  • Ramp Length: 100 mm (Inclined portion).

  • Material: Stainless Steel or Anodized Aluminum.

  • Dimensions: 32 x 12 x 15 cm | Weight: 2 kg.

Cometech QC-805P PSTC Tape Initial Adhesion Tester

Key Features

  • Strict PSTC Compliance: Specifically engineered to meet the PSTC-6 (Pressure Sensitive Tape Council) standard for measuring the initial tack of pressure-sensitive adhesive tapes.

  • Precision Release Mechanism: Features a designated release point on the inclined ramp to ensure consistent initial velocity for every test cycle, eliminating human error from manual releasing.

  • High-Precision Steel Ball Set: Includes a full set of standard steel balls ranging from No. 1 to No. 32 (1/32″ to 1″ in diameter) to determine the largest ball size held by the adhesive surface.

  • Industrial-Grade Construction: Built with high-quality, durable materials. The ramp surface is finely finished to provide a smooth, friction-consistent path for the rolling ball.

  • Easy Data Interpretation: Integrated with a clear measurement scale on the base, allowing operators to quickly and accurately determine the exact stopping distance of the ball.

Technical Specifications

  • Conforming Standards: PSTC-6, ASTM D3121, GB/T 4852.

  • Ramp Angle: 21.5° (In accordance with PSTC specifications).

  • Steel Ball Sizes: 1/32″ to 1″ (Standard set of 32 balls).

  • Ramp Run-off Distance: Approx. 6.5 mm (Before contacting the specimen).

  • Material: Corrosion-resistant coated metal and Stainless Steel.

  • Dimensions: 30 x 10 x 15 cm | Weight: 1.5 kg.

Cometech QC-807 Film Bar Cutter

Key Features

  • Precision Specimen Preparation: Specifically designed to cut plastic films, adhesive tapes, or paper into precise parallel strips. Consistent width is critical for obtaining accurate results in Tensile and Peel strength testing.

  • Parallel Blade System: Features a dual-blade configuration with a fixed distance, ensuring perfectly uniform width throughout the entire length of the specimen, eliminating errors caused by manual ruler-and-cutter methods.

  • Standardized Widths: Supports industry-standard cutting widths such as 1 inch (25.4 mm) or 15 mm (depending on the specific model) to comply with international standards like ASTM, ISO, and JIS.

  • Ease of Use & Safety: Built with a stable cutting base and a smooth press mechanism, allowing for rapid preparation of multiple samples without fraying or damaging the specimen edges.

  • High Durability: Constructed from robust materials with high-grade blades that maintain sharpness over long-term use. The blades are easily replaceable when necessary.

Technical Specifications

  • Applicable Materials: Plastic films, adhesive tapes, foils, and thin paper.

  • Available Cutting Widths (Fixed): * Standard: 1 inch (25.4 mm).

    • Optional: 10 mm, 15 mm, 20 mm (to be specified upon order).

  • Maximum Cutting Length: Approx. 200 – 300 mm.

  • Blade Type: High-quality hardened steel (Standard replaceable razor blades).

  • Dimensions: Approx. 40 x 15 x 12 cm | Weight: 4 – 6 kg.

 

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