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Fabric air permeability tester
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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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digital precision balance is a weight balance machine. It’s used to Low capacity balance. digital precision balance play an important role to accurate measurement. Digital precision balance is used to check weight paper, jewelry etc. It shows accurate result. We have the best collection of digital precision balance. MAAM TEX IS the best supplier of Precision Balance in Bangladesh
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Fiber Oil Fast Extractor
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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.
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- 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
Digital Bench top PH Meter
Digital Bench top PH Meter
Digital Bench top PH Meter
Brand: Hanna Model: HI2002 Country of Manufacture: Romania Origin: USA
Digital Bench top PH Meter
Single parameter of Digital Bench top PH Meter features user-friendly tablet design with bench, portable or wall mount options for ultimate flexibility. Switch from portable to bench in the same procedure or clear the surface for easier working and hang on the wall. Digital Bench top PH Meter Range -2.00 to 16.00pH; pH Digital smart electrode compatible Accuracy: ±0.01 pH edge® pH is dedicated to testing pH. Using Hanna's latest innovation in technology and design, edge® can be adapted to suit your working method. Select from hand held, wall mount or bench top - or switch between them all. edge® is happy any which way. Simply plug in the electrode, then play. Measurement is simpler, quicker and more accurate than ever. Results are fast and reliable. Combining high precision technology with the user-friendly dimensions and format of a small digital tablet, edge® is breaking new ground in electrochemistry. This is a must-have meter for your laboratory.| pH Range | basic mode: -2.00 to 16.00 pH; standard mode: -2.000 to 16.000 pH | |
| Resolution | basic mode: 0.01 pH; standard mode: 0.001 pH | |
| Accuracy (@25°C) | basic mode: ±0.01 pH; standard mode: ±0.002 pH | |
| Calibration | basic mode: automatic, up to three points calibration, 5 standard buffers available; standard mode: automatic, up to five point calibration, 7 standard buffers available and two custom buffers | |
| Temperature Compensation | automatic, -5.0 to 100.0°C (using integral temperature sensor) | |
| Electrode Diagnostics | standard mode: probe condition, response time and out of calibration range | |
| mV pH Range | ±1000 mV | |
| Resolution | 0.1 mV | |
| Accuracy (@25°C) | ±0.2 mV | |
| ORP Range | ±2000 mV | |
| Resolution | 0.1 mV | |
| Accuracy (@25°C) | ±0.2 mV | |
| Temperature Range | -20.0 to 120.0°C | |
| Resolution | 0.1°C | |
| Accuracy | ±0.5°C | |
| Additional Specifications: | ||
| Probe | HI-11310 digital glass body pH electrode with 3.5mm connector and 1m cable | |
| Logging | up to 1000 (400 for basic mode) records organised in: manual log-on demand (max. 200 logs), manual log-on-stability (max. 200 logs), interval logging (max. 600 samples; 100 lots) | |
| Connectivity | 1 USB port for storage; 1 micro USB port for charging and PC connectivity | |
| Environment | 0 to 50°C; RH max 95% non-condensing | |
| Power Supply | 5 VDC adapter (included) | |
| Dimensions | 2020 x 140 x 12 mm | |
| Weight | 250 g |
- High Accuracy and Resolution
- Digital Display - Large, clear LCD or LED screen shows pH readings, temperature, and sometimes mV or ion concentration. - Some models include a backlit display for better visibility.
- Electrode System - Uses a pH-sensitive electrode (usually glass) connected to a reference electrode. Electrodes are often replaceable and require regular calibration and maintenance.
- Temperature Compensation - Automatic or manual temperature compensation to correct pH readings based on sample temperature. - Integrated temperature sensors or separate probes are used.
- Calibration Functions - Supports 2-point, 3-point, or multi-point calibration using standard buffer solutions. - Auto-recognition of calibration buffers in advanced models.
- Data Storage and Connectivity - Internal memory for storing results. - USB or RS232 ports for data export to PCs or printers; some models support wireless connectivity.
- Sturdy Design - Benchtop models are larger and more stable than portable meters. - Often come with a durable casing and electrode arm for hands-free operation.
- High Accuracy and Precision
- User-Friendly Interface- Digital displays (LCD/LED) make readings easy to see and interpret.- Many models offer intuitive controls and guided calibration, simplifying operation.
- Advanced Calibration Features- Supports multi-point calibration for improved accuracy across a wide pH range.- Some models automatically recognize buffer solutions, reducing user error.
- Temperature Compensation- Automatic temperature compensation (ATC) corrects readings based on sample temperature, ensuring accuracy.
- Stable and Durable Design- Benchtop units are more robust and stable than handheld devices, reducing the risk of spills or tipping.- Often include electrode holders or arms for secure, hands-free measurements.
- Data Management and Connectivity- Built-in memory for storing measurement data.USB, RS232, or wireless connectivity for exporting data to computers or laboratory information systems (LIS).
- Multi-Functionality- Some models also measure ORP (oxidation-reduction potential), ion concentration, or conductivity.- Suitable for a variety of testing needs beyond just pH.
- Ideal for Long-Term Use- Designed for prolonged and repeated use in laboratory environments.- Replaceable electrodes and parts extend the meter’s usable life.
- Compliance and Documentation- Data logging features support documentation and compliance with regulatory standards in regulated industries (e.g., pharma, food, environmental testing).
HTHP Glycerin bath dyeing machine
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HTHP dyeing machine
- High Temperature Capability - Operates up to 140°C or more, ideal for disperse dyeing of polyester which requires elevated temperatures.
- Glycerin as Heat Transfer Medium - Glycerin allows for precise and uniform heating beyond the boiling point of water, without pressure buildup as in steam-based systems.
- Small Sample Dyeing - Used for lab-scale dyeing of fabric or yarn samples (commonly 5–10 g per tube), useful in R&D or color matching.
- Multiple Sample Capacity - Usually has multiple dyeing tubes/chambers for simultaneous dyeing of several samples under identical conditions.
- Accurate Temperature and Time Control - Digital or microprocessor-based controllers regulate temperature, heating rate, and timing precisely.
- Uniform Dyeing - Ensures even dye penetration due to consistent heat distribution and controlled rotation or agitation.
- Energy Efficient Glycerin’s heat retention reduces energy consumption compared to steam systems.
- Compact and Durable Design - Bench-top design, made from stainless steel and heat-resistant components for long life and lab use.
- Uniform Heating with Glycerin - Glycerin provides consistent heat transfer, ensuring even dye uptake and minimizing shade variation.
- Energy Efficient- Glycerin retains heat longer, reducing energy consumption compared to traditional steam-based dyeing.
- Accurate Process Control - Precise temperature and time control enhance reproducibility and dyeing consistency.
- Ideal for Lab and Sample Work - Perfect for R&D, shade matching, and recipe development with small fabric or yarn samples.
- Multi-Sample Dyeing - Allows multiple samples to be dyed simultaneously under identical conditions, saving time and effort.
- Compact and Safe - Bench-top design fits in laboratories and is safer than high-pressure steam systems.
- Low Maintenance - Simplified operation and fewer mechanical parts compared to steam-based systems lower upkeep needs.
- Faster Dyeing Cycles- Glycerin heats and cools quickly, reducing overall dyeing time.
- High-Temperature Operation - Capable of dyeing up to 140–150°C, suitable for synthetic fibers like polyester.
- Glycerin as Heat Medium - Uses glycerin for uniform, efficient heat transfer without generating high steam pressure.
- Multiple Dyeing Chambers - Usually equipped with 6–24 tubes for simultaneous multi-sample dyeing under identical conditions.
- Digital Temperature Controller- Offers precise control of temperature, time, and heating rate with programmable settings.
- Compact and Lab-Friendly Design - Bench-top model, easy to operate in laboratory environments with limited space.
- Stainless Steel Construction - Corrosion-resistant and durable for long-term, high-temperature operation.
- Safety Features - Includes over-temperature protection and thermal insulation to prevent heat loss and ensure operator safety.
- Agitation or Sample Rotation- Some models offer rotation or agitation for uniform dye penetration.
- Energy Efficient Heating - Glycerin’s heat retention improves energy efficiency over water- or steam-based systems.
- Low Maintenance - Simplified mechanical system reduces the need for frequent servicing.
Fabric flame retardant tester
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Fabric Flame Retardant Tester
- Sample Preparation: A fabric specimen is cut to specified dimensions and conditioned as per standard requirements.
- Mounting: The sample is mounted vertically or at a specified angle in the testing chamber.
- Ignition: A controlled flame is applied to the fabric for a predetermined time.
- Observation: The tester records ignition time, flame spread, after-flame time, and afterglow time.
- Evaluation: Results are compared against standard criteria to determine compliance.
- Prepare the Sample
- Mount the Sample
- Set Up the Burner Position the burner at the required angle (usually 90° for vertical tests).
- Ignite the Flame - Apply the flame to the bottom edge of the fabric for 12 seconds.
- Observe and Measure - Start timing when flame is applied.
- Record the Results
- Compare with Standards
burning of flammable textile materials after ignition.
(specific ignition nozzles and sample holders can be customized to meet multiple criteria).
Related standards
GB/T14644 ASTM D1230 CFR1610 etc.
Technical parameters
1. The spread of time:0 ~ 999.9S resolution 0.1S
2. The temperature inside the box shows:Room temperature -99 degrees C resolution 1 c
3. Igniting time:1S
4. Type of igniter:4 1/2 syringe
5. Sample clip size:Outer frame:204mm * 78mm inner frame:152mm×38mm
6. Distance from the top of the igniter to the sample surface:8mm
7. Studio size and outline size
Studio size:370mm×220mm×350mm
Outline size:375mm×245mm×478mm
8. Power supply:AC220V 50Hz 20W
9. Weight:18Kg
Stretch Recovery Tester Static Method
Stretch Recovery Tester Static Method
Stretch Recovery Tester
- A sample is stretched to a predetermined extension or force.
- The stretch is maintained for a set period.
- After removing the load, the recovery (return to original length) is measured after a fixed time.
- The fabric sample is clamped and stretched to a specific length or force.
- It’s held for a fixed duration (e.g., 1–5 minutes).
- The tension is released, and the sample is allowed to recover.
- The recovered length is measured after a set time.
Stretch Recovery Tester
Fabric Stiffness Tester
Fabric Stiffness Tester
Fabric Stiffness Tester
- Accurate Measurement of Flexibility - Provides reliable data on fabric stiffness, essential for quality control and product development.
- Improves Product Comfort - Helps assess how soft or rigid a fabric will feel in clothing or furnishings.
- Supports Material Selection - Aids designers and engineers in choosing the right fabric for specific applications based on stiffness.
- Quality Assurance - Detects fabric inconsistencies or defects that affect handling or drape.
- Standards Compliance - Enables testing as per international standards like ASTM D1388 and ISO 9073-7 for global product approval.
- Quick and Simple Operation - Delivers fast results with minimal operator training or preparation.
- Applicable to Multiple Materials - Suitable for woven, nonwoven, knitted fabrics, paper, and films.
- Enhances R&D Accuracy - Supports consistent material testing during product innovation and textile finishing.
- Graduated Measurement Scale - Precise scale to measure overhang length for accurate stiffness calculation.
- Flat Test Platform - Smooth, level surface ensures consistent and reliable fabric movement.
- Standard Deflection Angle Guide - Built-in 41.5° angle reference for consistent stiffness testing (per ASTM/ISO).
- Manual or Motorized Models - Available in both types for simple or automated operation depending on lab needs.
- Compact Design - Space-saving unit ideal for textile labs and quality control rooms.
- Sample Holder or Clamp - Ensures correct alignment and smooth feeding of fabric strips during testing.
- Durable Construction - Made of corrosion-resistant materials like stainless steel or aluminum for long-term use.
- Compliance with Standards - Supports methods like ASTM D1388, ISO 9073-7 for stiffness testing of fabrics.
- Lightweight and Portable - Easy to move and use in various lab settings.
- Low Maintenance - Simple mechanical parts require minimal servicing.
- Prepare the Sample - Cut the fabric into a rectangular strip (e.g., 25 mm × 200 mm), as per standard.
- Place the Sample - Lay the fabric strip flat on the test platform with one end aligned at the zero mark.
- Slide the Fabric - Gently push the fabric forward so it slowly overhangs the platform.
- Watch for Deflection - Stop sliding when the free end of the fabric bends down to the reference angle (typically 41.5°).
- Read the Bending Length - Measure the overhang distance from the scale. This is the bending length (C).
- Calculate Flexural Rigidity
- Repeat for Accuracy - Test both warp and weft directions and average the results for better accuracy.
Scope of application
It is used to measure the stiffness of cotton,
wool, silk, linen, chemical fibers and other woven fabrics,
knitted fabrics, general nonwovens, coated fabrics, etc.
It is also suitable for measuring the stiffness of paper,
leather, film and other flexible materials.
Relevant Standards
GB/T 18318, ASTM D 1388, IS09073-7, BS EN22313 etc.
[Instrument Characteristics]
1. Infrared photoelectric invisible inclined plane
detection system replaces the traditional tangible inclined plane,
realizes non-contact detection, and overcomes the problem that
the measurement accuracy is affected by
the sample torsion lifted by the inclined plane.
2. The inclination adjustable mechanism of instrument
measurement to meet different test requirements.
3. Stepping motor drive, accurate measurement, smooth operation;
4. The color touch screen display can show the extended length,
bending length, bending stiffness of the sample, the warp average,
the weft average and the total average of the above values respectively.
5. Printing of Chinese report forms for thermal printers.
Technical parameters
1. Test methods: The two method (A method: Weft test, B method: Forward and backward test)
2. Measurement angle:41.5 degree, 43 degree and 45 degree adjustable
3. Extend the length range:5-220 mm (special requirements can be made at the time of ordering)
4. Length resolution:0.01mm
5. Measurement accuracy:±0.1mm
6. Specimen specifications:250×25mm
7. Work platform specifications:250×50mm
8. Specification of sample pressing plate:250×25mm
9. Pushing speed of press plate:3 mm/s; 4 mm/s; 5 mm/s
10. Display output: Touch screen display
11. Print Output: Chinese Report
12. Data Processing Volume: A total of 15 groups, each group less than 20 trials
13. Printer: Thermal printer
14, power supply:AC220V 50Hz
15. Host volume:570mm×360mm×490mm
16. Host weight:20kg 
