Fatigue tester for Elastic fabric
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Fatigue Tester for Elastic Fabric

Fatigue tester for Elastic fabric
A Fatigue Tester for Elastic Fabric is a specialized instrument designed to evaluate the durability and performance of elastic materials, such as elastic bands, tapes, and fabrics, under repeated stretching and relaxation cycles. This testing is crucial for applications where elastic materials are subjected to continuous or repetitive stress, ensuring they maintain their functionality over time.
Purpose Fatigue Tester for Elastic Fabric The primary objective of this tester is to simulate the conditions that elastic fabrics endure during actual use. By repeatedly stretching and relaxing the material, the tester assesses:
– Elastic Recovery: The ability of the material to return to its original length after stretching.
– Fatigue Resistance: How well the material withstands repeated cycles without significant degradation.
– Durability: The lifespan of the elastic properties under continuous use.
Working Principle of Fatigue Tester for Elastic Fabric
The tester operates by clamping a specimen of the elastic fabric and subjecting it to cyclic stretching and relaxation.
Key operational features include:
Cycle Count: The number of stretching and relaxation cycles is set according to testing requirements.
– Speed Regulation: The rate of stretching can be adjusted to simulate different usage conditions.
– Monitoring: The tester records data such as the number of cycles completed and any changes in the fabric’s properties.
For instance, the Elastic Band Fatigue Tester ADL-FT01 features a high-speed linear slide, servo motor, and touch screen control software, allowing precise control over stretching parameters
Key Specifications of Fatigue Tester for Elastic Fabric
While specifications may vary among different models, common parameters include:
– Stretch Percentage: Adjustable from 0% to 100%.
– Stretching Speed: Up to 40 cycles per minute.
– Sample Length Range: Maximum of 260mm.
– Cycle Count Capacity: Up to 9,999,999 cycles.
– Control Interface: Typically a 7-inch color touch screen.
– Power Supply: AC220V 50Hz/60Hz.
These features enable comprehensive testing of elastic materials under various conditions.
Benefits of Fatigue Tester for Elastic Fabric
– Quality Assurance: Ensures that elastic materials meet required durability standards.
– Product Development: Aids in the design of materials with improved fatigue resistance.
Cost Efficiency: Identifies potential material failures early, reducing product returns and warranty claims.
– Compliance: Helps manufacturers adhere to industry standards such as GB/T 37635.
Applications of Fatigue Tester for Elastic Fabric
Fatigue testers for elastic fabrics are widely used in:
– Textile Manufacturing: Testing elastic components in garments, such as waistbands and cuffs.
– Medical Textiles: Evaluating the durability of elastic materials used in bandages and supports.
– Automotive Industry: Assessing elastic components in car interiors.
– Research and Development: Developing new elastic materials with enhanced properties.
Features of Fatigue Tester for Elastic Fabric:
- Adjustable Stretch Range – Allows setting stretch levels (e.g., 0–100%) to simulate real-life fabric use.
- High-Cycle Capability – Supports up to millions of stretch-relax cycles for long-term fatigue analysis.
- Touch Screen Control – 7-inch color display for easy setup, monitoring, and data entry.
- Servo Motor Driven – Ensures precise and smooth linear motion during testing.
- Customizable Speed – Adjustable test speed (e.g., up to 40 cycles per minute) based on test requirements.
- Multi-Sample Testing – Some models allow testing multiple specimens simultaneously.
- Cycle Counter with Alarm – Built-in counter with programmable stop after preset cycles and auto-alert feature.
- Durable Construction – Robust metal frame suitable for continuous testing in lab environments.
- Standard Compliance – Designed to follow standards like GB/T 37635 for elastic fabric testing.
How to Use Fatigue Tester for Elastic Fabric:
- Prepare the Sample
– Cut the elastic fabric to the specified size (e.g., 260 mm max length).
– Mark the gauge length if needed for measurement after testing.
- Mount the Sample – Secure both ends of the fabric in the upper and lower clamps.
- Set Test Parameters
– Enter the desired stretch percentage (e.g., 50%).
– Set the number of cycles and speed (e.g., 30 cycles/min).
– Adjust dwell time if required (time fabric stays stretched).
- Start the Test – Press start on the touch screen interface. – The machine will cyclically stretch and release the sample.
- Monitor Progress – Observe operation or let it run automatically.
– Machine stops automatically after reaching the set cycles.
- Remove and inspect – Take out the fabric and measure elongation, recovery, or visual defects.
- Record and Compare Results – Compare with initial measurements or standard performance criteria.

Fatigue tester for Elastic fabric
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- Timer Function - Allows users to set shaking time from minutes to hours for precise control of experiments.
- Platform with Clamps or Mats - Holds flasks, beakers, test tubes, or trays securely during operation.
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Brand: Dunlin
Origin: Korea.
Maximum. load capacity (with platform) is 7.5kg
Support orbital and linear shaking
Fashion design of high strength tempered glass on the front panel
LED display for easy-reading of speed and time simultaneously
Digital speed control system and micro-computer control make stable running and prevent sample splashing.
Brushless DC motor is maintenance-free and provides long service life
Over-load and over-speed detection and protection
Supports both orbital shaking and linear shaking and easy to switch the shaking mode
Continuous operation and timed operation in range of 0-99h59min are available
Automatic alarm by time controller allows for unsupervised operation
A wide choice of platforms for various applications
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Digital Elmendorf tearing tester
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Digital Elmendorf Tearing Tester is a precision instrument used to measure the tear strength of materials like woven fabrics, paper, plastic films, and nonwovens. It determines how much force is required to continue tearing a pre-slit sample. Key Functions of Digital Elmendorf Tearing Tester: - Measures propagation tear resistance, not initial tear. - Uses a pendulum to apply force; the energy lost during tearing is calculated to determine tear strength. - Equipped with a digital display for direct reading of results in grams or millinewtons. Core Components: - Pendulum Arm: Applies tearing force. - Clamps: Secure the sample before and after the tear. - Cutting Blade: Creates a precise slit at the start of the test. - Digital Display Unit: Shows the tearing force result clearly and instantly. - Counterweights: Optional weights for increasing test range (for stronger materials). Applications of Digital Elmendorf Tearing Tester: - Testing tear resistance of: - Textile fabrics (especially woven) - Paper and cardboard - Plastic films - Nonwovens - Packaging materials Benefits of Digital Elmendorf Tearing Tester:- Accurate Tear Strength Measurement - Provides precise data on tear resistance, critical for quality control and product performance.
- Digital Readout - Easy-to-read display gives instant, reliable results without manual calculations.
- High Reproducibility - Ensures consistent test outcomes due to controlled tearing angle and speed.
- Fast Testing Process - Simple loading and quick test cycle increase lab efficiency.
- Suitable for Various Materials - Tests a wide range of flexible materials like textiles, paper, plastic, and packaging.
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- Low Sample Waste - Requires small fabric or material samples, reducing waste during testing.
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- Pre-Cutting Blade - Integrated knife creates a precise initial slit in the sample before tearing.
- User-Friendly Interface - Simple buttons and screen navigation for ease of operation.
- Standard Test Compliance - Compatible with ASTM D1424, ISO 1974, ISO 13937, and other tear strength standards.
- Sturdy Construction - Made with durable materials for long-lasting performance and stable operation.
- Compact Design - Space-efficient footprint ideal for laboratory environments.
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- Prepare the Sample - Cut the material (fabric, paper, film, etc.) to standard size (typically 100 × 63 mm for textiles) and slit it with the pre-cutter as required.
- Select Pendulum Weight - Choose the appropriate pendulum or add counterweights based on expected tear strength.
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- Cut the Initial Slit - Use the integrated blade to make a precise cut at the marked slit area (usually 20 mm).
- Release the Pendulum - Trigger the pendulum to swing and tear the sample through the pre-slit.
- Read the Result - The digital display will show the tearing force automatically (in g, mN, or cN).
- Record or Export Data - Save or print the result if your model supports USB or printer connection.
- Reset for Next Test - Reposition the pendulum and prepare a new sample for the next cycle.
Scope of application
It is used for the determination of the tear resistance of various woven
fabrics (Elmendorf method), and it can also be used for the determination
of the tear resistance of thick paper, plastic sheeting, electrical tape, etc.
Related standards
GB/T 3917.1 FZ/T60006 FZ/T75001 ISO1974/9290 ASTM D1424/5734
etc.
Instrument characteristics
1. Maximum 300N test range
2. Microcomputer control, digital decoding, support online
communication
3. Color touch screen control, Chinese and English menu operation
interface
4. Pneumatic clamping, automatic cutting
5. A variety of measurement units (cN, gf) selection
6. Fully automatic operation with safe operation protection.
7. Automatically increase potential energy
[Technical parameter]:
1. Test range: first gear: (0~16)N second gear: (0~32)N third gear: (0~
64)N fourth gear: (0~128)N fifth gear: (0~300)N
2. Test accuracy: ≤±0.2%F·S
3. Tearing length: 43mm (non-standard 30-60mm can be set)
4. Automatic incision length: (20±0.2)mm
5. Sample size: (100×63)mm
6. Specimen clamping: pneumatic way
7. Sample test: Up to 10 sets per group on the device side, and 30 sets
of data can be selected to be saved
8. Power supply: AC220V±10% 50Hz 100W
9. Dimensions: (650×660×680)mm
10. Weight: 50kg
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A Laboratory Tenter (or Lab Stenter) is a small-scale version of an industrial tenter machine used in textile finishing. It is designed for heat-setting, drying, and finishing of fabric samples under controlled conditions in textile testing labs or R&D departments. Key Features:- Heat-Setting and Drying - Simulates the process of setting fabric dimensions and applying finishes using controlled temperature and tension.
- Fabric Width Control - Uses clips or pins on chains or rails to hold fabric edges and stretch them to desired width, just like in full-size tenters.
- Adjustable Temperature and Speed - Digital controls allow precise setting of drying/curing temperature and conveyor speed to match production conditions.
- Compact Design - Bench-top or floor-standing units suitable for labs with limited space.
- Transparent Viewing Chamber - Allows visual inspection of fabric behavior during processing.
- Versatile Application Range - Can process woven, knitted, and nonwoven fabrics of various compositions (cotton, polyester, blends, etc.).
- Accurate Simulation of Production - Replicates industrial finishing processes for reliable lab-scale testing and development.
- Improves Fabric Quality- Allows precise control of heat and tension, optimizing fabric properties like shrinkage, dimensional stability, and hand feel.
- Cost-Effective - Enables process trials and fabric development without using full-scale production equipment.
- Speeds Up R&D - Facilitates quick testing and adjustment of settings for new fabric styles or finishes.
- Versatile Applications - Suitable for drying, heat-setting, finishing, and evaluating different types of fabrics and treatments.
- Space-Efficient - Compact design fits easily into textile labs or sample rooms.
- Energy Efficient- Uses less power than industrial machines, ideal for small-scale and repeated testing.
- Process Control and Reproducibility- Digital controls ensure consistent and repeatable results, aiding in quality assurance and product development.
- Enhances Safety - Built with lab use in mind, featuring insulation and safety systems to protect users.
- Precise Temperature Control - Digital temperature setting (typically up to 220–250°C) for accurate heat-setting and drying.
- Adjustable Fabric Width - Equipped with clip or pin chains to hold and stretch fabric across the width, simulating real stentering.
- Variable Conveyor or Chain Speed- Adjustable speed to control fabric dwell time during processing.
- Compact and Lab-Friendly Design - Designed for bench-top or small floor space use in textile labs.
- Transparent Chamber Window - Allows monitoring of fabric behavior during treatment.
- Digital Display and Control Panel - Easy operation for setting temperature, speed, and time.
- Uniform Heat Distribution- Ensures even treatment across the fabric width for accurate testing.
- Stainless Steel Construction - Durable, corrosion-resistant body for long-term use at high temperatures.
- Safety Features - Includes over-temperature protection, insulated body, and emergency stop functions.
- Sample Versatility - Suitable for various fabric types (woven, knit, synthetic, blends) and lab finishing tasks.

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A Steam Soaping Machine is a specialized laboratory apparatus used in textile dyeing processes, particularly for post-dyeing treatments like soaping, which enhances color fastness and removes unfixed dyes from fabric samples. This machine is designed to perform soaping treatments on dyed textile samples using steam. Soaping is a critical step in dyeing, especially for reactive dyes, as it removes unfixed dye particles, ensuring better color fastness and preventing dye bleeding. The steam soaping process involves treating the dyed fabric with a soaping solution at elevated temperatures, facilitated by steam, to achieve optimal results. ⚙️ Key Features of Steam Soaping Machine - Beaker Material: Constructed with high-grade 316L stainless steel for excellent corrosion resistance and durability.- Operation Modes: Offers both automatic control and manual water filling options, providing flexibility in operation. - Drainage System: Equipped with an automatic drainage device for efficient removal of used solutions.- Temperature Control: Precise temperature regulation to maintain optimal soaping conditions.- Compact Design: Suitable for laboratory settings, occupying minimal space while delivering effective performance. ✅ Benefits of Steam Soaping Machine - Enhanced Color Fastness: Effectively removes unfixed dyes, resulting in improved wash and rub fastness of the fabric.- Efficient Processing: Reduces the time required for post-dyeing treatments compared to conventional methods.- Consistent Results: Provides uniform treatment across samples, ensuring reproducibility in testing and quality control.- Resource Optimization: Minimizes water and chemical usage through controlled processing parameters.- Versatility: Applicable to various fabric types and dye classes, making it a valuable tool in research and development. Typical Applications - Laboratory Testing: Used in dyeing laboratories for evaluating the fastness properties of dyed samples. - Research and Development: Assists in developing and optimizing dyeing processes and formulations. - Quality Control: Ensures that dyed fabrics meet specified fastness standards before bulk production. In summary, a Steam Soaping Machine is an essential laboratory instrument in the textile industry, facilitating efficient and effective post-dyeing treatments to enhance the quality and durability of dyed fabrics. Features of Steam Soaping Machine:- High-Grade Stainless Steel Beakers - Made from 316L stainless steel for excellent chemical and heat resistance.
- Steam-Based Heating - Uses direct or indirect steam to maintain consistent high temperatures ideal for soaping.
- Precise Temperature Control - Maintains stable temperatures (typically up to 98–100°C) for effective removal of unfixed dyes.
- Automatic and Manual Modes - Offers both programmable automatic cycles and manual operation for flexibility.
- Beaker Agitation or Rotation - Ensures uniform soaping action across fabric surfaces.
- Automatic Drainage System - Efficiently removes used soaping solution to speed up cycle changeovers.
- Compact Design - Fits well in lab settings while allowing multiple samples to be processed simultaneously.
- Safety Features - Includes pressure and temperature protection systems to ensure safe operation.
- Low Water and Chemical Use - Designed for minimal liquor ratios, enhancing sustainability.
- User-Friendly Interface - Simple digital controls or touch panel for easy operation and cycle programming.
- Prepare the Dyed Sample - After dyeing, rinse the fabric to remove surface dye and prepare it for soaping.
- Load the Fabric - Place the dyed fabric or sample into the beakers or holders inside the machine.
- Add Soaping Solution - Pour the prepared soaping agent (usually a detergent solution) into the beakers or tank as per recipe.
- Set Parameters
- Start the Cycle - Begin the soaping process. The machine will heat the solution using steam and agitate/rotate the beakers for even treatment.
- Drain and Rinse - After the cycle ends, the machine may auto-drain. Rinse the fabric with warm water to remove residual chemicals.
- Unload the Samples - Carefully remove the fabric. Inspect for evenness and color fastness improvement.
- Clean the Machine - Rinse and dry the beakers or tank to maintain hygiene for the next use.
used for sample soaping after dyeing in laboratory
Beaker material: 316L S/S
automatic control / manual filling water device, with automatic drainage device.
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A Laboratory Mini Stenter Dryer is a compact, lab-scale machine designed to simulate the drying and heat-setting processes used in textile finishing. It mimics the function of industrial stenter machines but on a much smaller scale, making it ideal for testing fabric behavior, shrinkage, and finish quality under controlled conditions. Key Features:- Controlled Heating System
- Adjustable Fabric Width
- Variable Speed Conveyor - Allows control over fabric dwell time for drying or heat-setting.
- Compact and Bench-Top Design - Space-saving design ideal for textile labs and R&D units.
- Digital Controls - Easy-to-use digital interface for setting temperature, conveyor speed, and process time.
- Transparent Viewing Window - Allows operators to monitor fabric movement and drying visually.
- Low Energy Consumption - Designed for lab use, consuming less power than industrial models.
- Accurate Simulation of Production - Mimics industrial stenter conditions on a lab scale, ideal for pre-production testing and R&D.
- Cost-Effective Testing - Enables testing and fabric finishing without the high cost or space requirements of full-scale machines.
- Energy Efficient - Consumes less power compared to large stenters, making it economical for small-scale or frequent use.
- Precise Control - Offers accurate control of temperature, speed, and fabric tension, ensuring consistent results.
- Space-Saving Design - Compact and bench-top friendly, perfect for laboratories with limited space.
- Multiple Applications - Useful for drying, heat-setting, shrinkage testing, and evaluating chemical finishes.
- Faster Development Cycles - Speeds up new product development by allowing rapid sample testing and adjustments.
- Improved Fabric Quality - Helps optimize finishing parameters for better dimensional stability, hand feel, and appearance.
- Safe and User-Friendly- Designed with lab safety in mind, including temperature safety controls and easy operation.
- Compact Bench-Top Design - Ideal for laboratory use with limited space requirements.
- Adjustable Temperature Control - Precise heating (usually up to 220–250°C) with digital controllers for accurate processing.
- Variable Conveyor Speed- Allows adjustment of fabric dwell time for different drying or heat-setting needs.
- Width Adjustment Mechanism - Equipped with clips or pins to stretch and fix fabric width-wise, simulating industrial stenter conditions.
- Transparent Viewing Window - Enables visual monitoring of fabric movement and drying inside the chamber.
- Digital Display Panel- Easy-to-use interface for setting and monitoring temperature, speed, and time.
- Stainless Steel Construction- Durable and corrosion-resistant for long-term use at high temperatures.
- Uniform Heat Distribution- Ensures consistent fabric treatment across the width.
- Safety Features- Over-temperature protection and insulated body for operator safety.
- Versatile Applications - Suitable for drying, heat-setting, shrinkage testing, and chemical finish evaluations.
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Fabric Air Permeability Tester is a lab instrument used to measure how easily air passes through a fabric. It quantifies the air permeability, which is crucial for evaluating breathability, comfort, and functional performance in textiles. Purpose Fabric Air Permeability Tester: It determines the rate of airflow through a fabric sample under a set air pressure, typically reported in units like cm³/cm²/s or L/m²/s. Working Principle: The tester creates a pressure difference across the fabric sample and measures the volume of air flowing through it. Higher air permeability means the fabric is more breathable. Main Components of Fabric Air Permeability Tester: - Test Head / Clamp: Holds the fabric securely without leakage. - Pressure Regulator: Maintains a constant air pressure during testing. - Flow Meter or Digital Sensor: Measures the actual airflow rate through the fabric. - Display Unit: Shows readings of air permeability instantly. Applications of Fabric Air Permeability Tester: - Performance textiles (sportswear, PPE) - Technical fabrics (filters, tents, airbags) - Medical textiles (masks, gowns) - Nonwovens and industrial materials Benefits of Fabric Air Permeability Tester:- Accurate Breathability Measurement - Precisely measures how breathable a fabric is, essential for comfort and performance.
- Supports Quality Control - Ensures consistent air permeability in fabric batches, critical for products like PPE, sportswear, and filters.
- Enhances Product Design - Helps in selecting or engineering fabrics with the right airflow properties for specific uses.
- Standard Compliance - Conforms to international testing standards (e.g., ASTM D737, ISO 9237), ensuring global credibility.
- Quick and Reliable Testing - Provides rapid results, increasing lab efficiency and production decision-making speed.
- Wide Material Compatibility - Suitable for woven, nonwoven, knitted fabrics, and even paper or coated materials.
- Improves Functional Performance - Helps optimize products for ventilation, moisture control, and thermal comfort.
- Reduces Product Failure - Identifies underperforming fabrics early, minimizing risks in high-performance applications.
- Digital Display - Shows air permeability readings clearly in units like L/m²/s or cm³/cm²/s.
- Precise Test Head/Clamp - Provides an airtight seal to prevent air leakage and ensure accurate results.
- Adjustable Pressure Settings - Allows testing under various pressure drops (e.g., 10–2500 Pa), depending on fabric type.
- Automatic Airflow Measurement - Built-in sensors or flow meters capture airflow rate automatically for quick analysis.
- Multiple Test Area Sizes - Interchangeable test plates to match different sample sizes and standard requirements.
- Data Logging and Export - Some models include USB or software connectivity for storing and exporting test results.
- Standard Compliance - Conforms to ASTM D737, ISO 9237, BS 5636, DIN 53887, etc.
- Robust Construction - Built with corrosion-resistant materials and durable components for long-term lab use.
- Low Maintenance - Simple cleaning and calibration process for reliable performance.
- Compact and User-Friendly Design - Ideal for lab benches and easy operation with minimal training.
- Prepare the Sample - Cut the fabric sample to the required size (usually circular, e.g., 20 cm²).
- Mount the Sample - Place the fabric securely in the test clamp or holder, ensuring no wrinkles or gaps.
- Set Test Parameters - Adjust the air pressure drop according to the fabric type or standard (e.g., 100 Pa).
- Start the Test - Turn on the air supply and start the airflow through the fabric.
- Read the Measurement - The digital display will show the air permeability value in the selected units.
- Record the Results - Note the readings or export data if the device supports it.
- Repeat if needed - Test multiple samples or areas for accuracy and average the results.
- Clean and Maintain - After testing, clean the clamp and ensure the device is calibrated regularly.
r Permeability Tester
Appliance Range
It is used to TEST the air permeability of various textile fabrics, including industrial fabrics, nonwoven fabrics and other textile products and other breathable materials.
Related Standards
GB / T 5453, GB / T 13764, ISO 9237, ISO 5636, ASTM D737, etc.
Instrument characteristics
1. Automatic sample clamping, automatic nozzle replacement, and quick test.
2. Microcomputer processing, the test results are displayed directly, without manual table calculation;
3. Built-in continuous test mode, the test unit can be switched as needed.
4. Chinese LCD menu operation, configure computer interface.
Technical parameter
1. Range of sample pressure difference: 1 ~ 4000Pa
2. Measurable air permeability: 1 ~ 40,000mm / s
3. Measurement error: ≤ ± 2%
4. Measurable fabric thickness: ≤8mm
5. Test area: 5cm2; 20cm2; 50cm2; 100cm2
Ф50mm (≈19.6cm2)
Ф70mm (≈38.5cm2)
6. Nozzles: 11 in total (automatic replacement of digital setting)
CODE 00 01 02 03 04 05 06 07 08 09 10
DIAφ(mm)
0.8 1.2 2 3 4 6 8 10 12 16 20
7.Data Capacity:≤200 times tests
8.Power Supply:AC220V 50Hz 2KW
9.Weight:80Kg
10.Shape:1250×700×1250mm
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