Digital Elmendorf tearing tester
$0.00
Digital Elmendorf Tearing Tester
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.
- 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.
Features of Digital Elmendorf Tearing Tester:
Digital Display – Provides accurate and direct reading of tear strength in grams, mN, or cN. Pendulum Mechanism – Uses a swinging pendulum to simulate tear propagation with consistent force. Adjustable Test Range – Includes interchangeable pendulum weights to test various material strengths.
- 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.
How to Use a Digital Elmendorf Tearing Tester:
- 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.
Safety Tip: – Always ensure your hands are clear before releasing the pendulum.
Digital Elmendorf tearing tester
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.)
Related products
Color Matching Cabinet-Light Box
Color Matching Cabinet-Light Box

Color Matching Cabinet-Light Box
Counting Balance-Weighing Scale
Counting Balance-Weighing Scale

Counting Balance-Weighing Scale

Counting Balance-Weighing Scale
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
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.
Fiber Oil Fast Extractor
Fiber Oil Fast Extractor
A Fiber Oil Fast Extractor is a laboratory instrument designed to determine the oil or finish content in fibers, yarns, or fabrics, particularly wool and synthetic materials. It operates on the principle of solvent extraction followed by evaporation. Working Principle of 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
HTHP Glycerin bath dyeing machine
HTHP Glycerin Bath Dyeing Machine

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.
Color fastness to washing machine
COLOR FASTNESS TO WASHING MACHINE
Color fastness to washing machine refers to a fabric’s resistance to fading or bleeding when subjected to washing processes. This test measures how well the dye or colorant stays on the fabric when exposed to water, detergent, heat, and mechanical action—conditions typically found in household or industrial washing machines. Purpose of Color fastness to washing machine - To evaluate the durability of dyed or printed textiles during laundering.- Essential for determining fabric quality and suitability for end-use (e.g., clothing, upholstery). Test Method Usually based on international standards such as: - ISO 105-C06 - AATCC 61- IS 3361- AATCC 28/61/132/151/190, BS 1006 C01-C05, ISO 105 Part C01-C06/C08/D01, M&S C4/C5/C10A/P3B, FTMS 191-5610, NEXT TM2/3/5, GB/T 5711/3921 Procedure (Simplified)1. Sample Preparation: - A fabric specimen is stitched with undyed adjacent fabrics (usually cotton or wool).2. Washing: - Washed in a laboratory washing machine using standard detergent, water, and specific temperature/time settings (e.g., 40°C for 30 minutes).- Drying: - After washing, the sample is dried, typically air-dried or tumble-dried.4. Evaluation: - Color change and staining on adjacent fabrics are assessed using a gray scale (1 to 5 scale; 5 = no change, 1 = severe change). - Results may also be evaluated visually under standard lighting.
- Supports Brand Reputation - Reliable color fastness contributes to a premium product image and consistent performance.4. Compliance with Standards - Meets industry requirements (e.g., ISO, AATCC), crucial for export, certifications, and regulatory compliance.
- Improves Process Control- Helps identify dyeing or finishing process issues early, leading to better production control.6. Reduces Rework and Waste - Minimizes production losses due to color defects after washing.
- Essential for Specific End Uses - Critical for items subject to frequent washing (e.g., uniforms, baby clothes, hospital linens).8. Supports Material Selection - Guides textile manufacturers in choosing appropriate dyes and fabrics for specific applications.
- Assessment of Color Change and Staining- Evaluates both the fabric’s color retention and the staining of adjacent fabrics using grey scales (1 to 5 rating).4. Multi-Fiber Fabric Use - Tests include fabric stitched with adjacent test strips (cotton, wool, etc.) to assess color bleeding onto different fibers.
- Multiple Test Options - Includes domestic, accelerated, and industrial washing conditions depending on the end-use of the fabric.6. Temperature and Time Control - Precise control over wash temperature (e.g., 40°C, 60°C) and duration (e.g., 30 mins), simulating specific washing cycles.
- Detergent and Additive Use - Uses standardized detergent formulations with/without optical brighteners, and sometimes alkaline or oxidizing agents.8. Reproducible and Quantifiable - Provides repeatable results that can be objectively measured and documented.
- Applicability to All Textile Types - Suitable for dyed, printed, or coated fabrics across various fibers (cotton, polyester, blends, etc.).
- Rate of temperature rise: Maximum speed for 2ºC/min 7. Internal materials: Imported Stainless Steel 316L 8. Control panel: Touch screen
- Rack point control function helps to replace containers easily 10. Safety device: Safety door switch, over-temperature protector and dry heating protector 11. Heating media: Distilled water 12. Power supply: AC220V 50Hz 30A
Laboratory tenter
Laboratory Tenter
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.

laboratory mini tenter