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Fabric Air Permeability Tester
Fabric air permeability tester
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.
Features of Fabric Air Permeability Tester:
- 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.
How to Use Fabric Air Permeability Tester:
- 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.
Tip: Ensure the test environment maintains standard temperature and humidity for consistent results.
Fabric Ai
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
Description
Shipping & Delivery
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Steam Soaping machine
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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.
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- Automatic Drainage System - Efficiently removes used soaping solution to speed up cycle changeovers.
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- 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.
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- 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
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IR Dyeing Machine Dunlin
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IR Dyeing machine Dunlin is Safe, high efficiency, environment friendly, energy saving, optimum for new dyeing small sample machines
0 - 3.5 ℃ / min Cooling rate 0.2 - 5 ℃ / min Cooling method Air-cooled Rotation speed 0 - 60 rpm Liquor ratio 1:5 -1:100 Power supply 1∮AC 220V 50/60HZ Dimensions( L x W x H) 670×670×780mm 860×680×780mm Weight 100kg 120kg Standard Accessories Cups 1set
Put the test sample. Cups stand 1set Place where to put cups. Protective glove 1set To avoid to be hurt by HT cups. Model: IF-24SCapacity: 24 pots Brad: DUNLIN Origin: China
Color dyeing tests for various dyestuffs of IR Dyeing machine Dunlin- Step dyeing tests. C. Dispersing, levelling and impregnating test. D. High or low liquor ratio exhausting tests. E. Fabric steak and staining tests. F. Concentration tests and others. Protection and Safety gates to protect. Temperature control accuracy +/- 0.2degree
IR Dyeing machine
Digital Elmendorf tearing tester
Digital Elmendorf Tearing Tester
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.
- Customizable Range - Use of optional weights extends the test range for low to high tear strength materials.
- Low Sample Waste - Requires small fabric or material samples, reducing waste during testing.
- Standards Compliance - Meets international testing standards (e.g., ASTM D1424, ISO 13937) for credibility and uniformity.
- Precision Sample Clamp - Securely holds samples in place to ensure accurate tear initiation.
- 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.
- Data Output Options- Some models offer USB or printer connectivity for result documentation.
- 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.
- Calibrate the Machine - Set the pendulum to its starting position and zero the display.
- Clamp the Sample - Fix one half of the sample in the stationary clamp and the other in the moving clamp.
- 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
[Sample of control interface]:(English version is also available.) 
Rainin Digital Pipette
Rainin Digital Pipette
Digital Pipette
- Digital Volume Setting
- High Accuracy and Precision
- Ergonomic Design
- Easy Calibration and Maintenance
- Durable and Chemically Resistant - Built with high-quality materials that resist damage from chemicals and frequent use.
- Models and Volume Ranges - Available in single-channel and multi-channel versions.
- LTS (LiteTouch System) - Many Rainin pipettes use the LTS tip system which reduces tip ejection force and ensures a consistent seal.
- Compliance and Traceability - Some digital models offer data storage or integration with lab information systems for traceability.
- High Accuracy and Precision - Ensures reliable and reproducible results, essential for sensitive experiments.
- Digital Volume Control - Reduces human error with easy and precise volume setting via digital interface.
- Ergonomic Design- Minimizes hand strain and fatigue during prolonged use; ideal for repetitive pipetting tasks.
- LiteTouch System (LTS) - Eases tip attachment and ejection, reducing risk of RSI (Repetitive Strain Injury) and improving comfort.
- Versatile Volume Range - Available in multiple models to handle volumes from microliters to milliliters.
- Durable and Reliable - Built with high-quality materials for long life and resistance to chemicals and frequent use.
- Easy Maintenance and Calibration - Simplified calibration and cleaning ensure long-term performance and compliance.
- Data Integrity and Traceability -Some models store data, supporting audit trails and regulatory compliance.
- Enhanced Productivity - Quick setup, easy operation, and consistent performance speed up lab workflows.
- Digital Volume Adjustment - Precise and easy-to-read digital display for accurate volume setting.
- High Precision and Accuracy- Delivers consistent results, meeting ISO and GLP/GMP standards.
- Ergonomic Design- Lightweight, balanced with low plunger and tip ejection force to reduce fatigue.
- LiteTouch Tip Ejection System (LTS) - Reduces tip attachment/ejection force, improving comfort and consistency.
- Durable Construction - Built with high-quality, chemically resistant materials for long-term use.
- Wide Volume Range - Available in multiple models from 0.1 µL to 10 mL.
- Single-Channel and Multi-Channel Options - Suitable for various applications including high-throughput assays.
- Autoclavable Components- Some parts can be autoclaved for sterilization and contamination control.
- Easy Calibration and Maintenance - User-friendly calibration settings with accessible parts for cleaning.
- Optional Electronic Models - Some versions include programmable features, multiple modes (e.g., reverse pipetting), and memory storage.
Fastness Rotary Friction Tester
Fastness Rotary Friction Tester
Fastness Rotary Friction Tester
- Accurate Colorfastness Evaluation- Provides precise assessment of how well fabric resists color loss and staining from rubbing.
- Simulates Real-World Wear - Recreates rotational friction found in actual use (e.g., seat covers, apparel wear points).
- Supports Wet & Dry Testing - Can test under both dry and wet conditions for comprehensive results.
- Standardized Testing - Complies with global standards (AATCC 116, ISO 105 X16), ensuring reliable and comparable results.
- Time-Saving & Efficient - Quick to set up and run, allowing for high-throughput testing in labs.
- Versatile Use- Suitable for textiles, leather, coated fabrics, and printed surfaces.
- Improves Quality Control - Identifies potential durability issues early in the production process.
- Enhances Product Performance - Helps in developing fabrics with better resistance to rubbing and abrasion.
- Rotary Rubbing Mechanism - Simulates 1.125 clockwise and 1.125 counterclockwise turns for realistic friction.
- Standardized Rubbing Head - Fixed diameter (typically 16 mm) with specified pressure (≈1134 g) for consistent results.
- Dry and Wet Testing Capability - Can perform tests using dry or wet rubbing cloths.
- Sample Holder- Secure and easy-to-use fixture for holding fabric samples in place.
- Test Cloth Mounting Arm- Quick attachment for standardized white rubbing cloths.
- Simple Operation - Manual or motorized operation depending on model; easy to handle for lab technicians.
- Compliance with Standards - Follows AATCC 116, ISO 105 X16, and SATRA TM8 protocols.
- Prepare the Sample - Cut a fabric piece (typically 60 × 60 mm) and condition it per standard requirements.
- Mount the Fabric - Secure the fabric sample on the sample holder or base plate of the tester.
- Attach Rubbing Cloth - Place a standard white test cloth (dry or wetted as required) over the rubbing head.
- Apply Pressure - Lower the rubbing head onto the fabric. Standard weight is about 1134 g.
- Start the Test - Operate the tester: the head performs 1.125 turns clockwise, then 1.125 turns counterclockwise.- Number of cycles (typically 10 or 20) is set based on the test standard.
- Remove and Inspect - After testing, remove the rubbing cloth and assess any color transfer using a gray scale.
- Evaluate Fabric Surface - Check the fabric for visible changes, fading, or wear.
- Record Results - Grade both staining and fabric change per standard gray scale ratings.
It is used to change the color fastness of the textile,
printing and dyeing, printing and other products after a specific track friction.
[Related standards]
GB / T29865 AATCC116 ISO105-X16, etc.
[Instrument characteristics]:
1.Single-chip control, speed can be set freely
2.Imported motor, linear guide, low noise, suitable for long time work
3. Liquid crystal display, film panel
4. Freely set the number of friction, can count up and down,
and automatically stop the alarm when the set value is reached
[Technical Parameters]:
1. Friction head diameter: 16mm 25mm
2. Vertical pressure: 11.1N
3. Working mode: 405 ° clockwise and 405 ° counterclockwise
4. Speed range: constant 60 rpm, LCD display, thin mold panel
5. Counting range: 0-99999 times
6. Power supply: AC 220V 50Hz 80W
7. Weight: 20KG
8. Volume: L420mm × W260mm × H430mm 
Fiber Oil Fast Extractor
Fiber Oil Fast Extractor
Fiber Oil Fast Extractor
- Sample Preparation: Cut the fabric or fiber into small pieces.
- Solvent Addition: Place the sample into a metal tube and add an appropriate solvent (e.g., petroleum ether, ethyl ether).
- Extraction: Apply weight to the sample to facilitate the dissolution of oils into the solvent.
- Evaporation: The solvent-oil mixture drips onto a heated plate where the solvent evaporates, leaving behind the oil.
- Measurement: Weigh the remaining oil and calculate its percentage relative to the initial sample mass.
- Accurate Oil Content Measurement- Precisely determines oil or finish content in fibers, crucial for quality control.
- Rapid Extraction Process - Delivers fast results, improving lab efficiency and productivity.
- Simultaneous Multi-Sample Testing - Multiple workstations (e.g., 4 at once) reduce testing time for bulk samples.
- Improved Product Quality - Helps maintain consistent oil levels, which affect dyeing, processing, and fabric performance.
- Automatic Operation - Automated pressing and heating reduce manual effort and operator error.
- Digital Monitoring - Built-in timer, temperature control, and oil calculator enhance accuracy and usability.
- Compliance with Standards - Supports industry methods like GB/T 6504-2017, ensuring reliable and standard-compliant results.
- Safe Solvent Handling - Enclosed design minimizes solvent exposure and evaporation loss.
- Multiple Test Stations - Usually equipped with 2 to 4 independent work units for parallel testing.
- Automatic Weight Pressing System - Applies consistent pressure on samples for uniform solvent extraction.
- Microcomputer Temperature Control - Maintains precise heating (typically 90–120°C) with ±1°C accuracy.
- Built-in Timer and Calculator - Allows setting extraction time and calculates oil content directly.
- Solvent Evaporation Plate- Heats and evaporates solvent quickly, leaving only the oil residue.
- Digital Display - Shows time, temperature, and process status for user-friendly operation.
- Compact and Durable Design - Made with corrosion-resistant materials suited for chemical handling.
- Safety Features - Includes overheat protection and enclosed solvent chamber to reduce exposure risk.
- Standard Compliant - Designed to meet GB/T 6504-2017 and similar industry testing standards.
- Prepare the Sample - Cut 5–10 g of fiber or yarn into small pieces and place in the sample tube.
- Add Solvent - Pour a suitable solvent (e.g., petroleum ether) into the tube to cover the sample.
- Apply Weight - Place the extractor's weight or press system onto the sample to aid extraction.
- Start Extraction - Activate the machine. The solvent dissolves the oils and flows to the heating plate.
- Heat for Evaporation - Set the temperature (typically 90–120°C). The solvent evaporates, leaving oil on the plate.
- Measure Oil Content- After drying, weigh the remaining oil. Use the built-in calculator or formula:
- Clean the Unit - After cooling, clean all parts to prepare for the next test.
Fiber Oil Fast Extractor
