IDM G0005 Medical Nonwoven Dry-Mode Linting Tester
| Brand | IDM |
|---|---|
| Origin | Shandong, China |
| Model | IDM G0005 |
| Sample Holder Diameter | 82.8 mm |
| Test Specimen Size | 220 ± 1 mm × 285 ± 1 mm |
| Torsion Frequency | 60 cycles/min |
| Torsion Angle/Stroke | 180° / 120 mm |
| Effective Sampling Volume | 300 mm × 300 mm × 300 mm |
| Particle Detection Range | 0.3–25.0 µm |
| Airflow Rate of Laser Particle Counter | 28.3 L/min ± 5% |
| Data Storage Capacity | 3,000 test records |
| Cycle Timer Range | 1–9999 cycles |
| Power Supply (Host) | 220/240 VAC @ 50 Hz or 110 VAC @ 60 Hz (customizable) |
| Power Supply (Particle Counter) | 85–264 VAC @ 50/60 Hz |
| Host Dimensions (H×W×D) | 300 × 1100 × 350 mm |
| Host Weight | 45 kg |
| Particle Counter Dimensions (H×W×D) | 290 × 270 × 230 mm |
| Particle Counter Weight | 6 kg |
Overview
The IDM G0005 Medical Nonwoven Dry-Mode Linting Tester is a precision-engineered instrument designed to quantify fiber shedding—commonly referred to as linting—under dry-state conditions in nonwoven fabrics used in medical and critical hygiene applications. It operates in strict accordance with ISO 9073-10, the internationally recognized standard for determining the amount of loose fibers released from nonwovens during mechanical agitation. The test principle relies on controlled torsional deformation: a conditioned specimen is subjected to repetitive twisting and axial compression within a sealed chamber while air is continuously drawn across the sample surface. The aerosolized particles generated during this dynamic stress are captured in real time by an integrated high-sensitivity laser particle counter, enabling size-resolved quantification of airborne particulates ranging from 0.3 µm to 25.0 µm. This methodology provides objective, repeatable data essential for evaluating material integrity, process consistency, and end-use safety—particularly where particulate contamination poses clinical risk (e.g., surgical gowns, drapes, wound dressings, and cleanroom wipes).
Key Features
- Integrated torsion-compression test chamber with programmable motion profile: 60 cycles per minute, 180° angular displacement, and 120 mm linear stroke
- Dedicated specimen holder with 82.8 mm clamping diameter; one end fixed, the other driven for uniaxial reciprocation
- Standardized specimen dimensions (220 ± 1 mm × 285 ± 1 mm) ensured via included precision cutting template
- Enclosed 300 mm × 300 mm × 300 mm sampling volume optimized for laminar airflow and minimal particle loss
- Calibrated laser particle counter with 28.3 L/min volumetric flow rate (±5%), traceable to NIST-traceable aerosol standards
- Onboard data logging for up to 3,000 complete test sequences, including cycle count, duration, and particle concentration histograms
- Configurable power input for global deployment: host unit supports 110 VAC @ 60 Hz or 220/240 VAC @ 50 Hz; particle counter accepts universal 85–264 VAC input
Sample Compatibility & Compliance
The IDM G0005 is validated for use with single-layer and multi-layer nonwovens—including spunbond, meltblown, SMS laminates, and needle-punched structures—commonly employed in Class I–III medical devices. Its mechanical actuation profile replicates handling stresses encountered during gown donning, packaging, sterilization, and intraoperative manipulation. Regulatory alignment includes full conformance with ISO 9073-10:2018, INDA/EDANA IST 160.1 (2021), DIN EN 13795-2:2019, and YY/T 0506.4–2016. When operated under documented SOPs, test outputs support GLP-compliant reporting and may be incorporated into design verification protocols required by FDA 21 CFR Part 820 and ISO 13485 quality management systems.
Software & Data Management
Data acquisition and analysis are performed via embedded firmware with timestamped storage of raw particle counts per size bin (0.3, 0.5, 1.0, 3.0, 5.0, 10.0, and 25.0 µm thresholds). Export is supported via USB interface in CSV format for integration with LIMS or statistical process control platforms. Optional firmware upgrades enable audit trail functionality compliant with FDA 21 CFR Part 11 requirements—including user authentication, electronic signatures, and immutable record retention—when deployed in regulated manufacturing environments.
Applications
- Pre-release quality control of sterile barrier packaging materials
- Comparative evaluation of binder chemistry and web formation parameters in meltblown production
- Validation of anti-linting treatments (e.g., silicone coatings, plasma surface modification)
- Accelerated aging studies assessing lint generation after gamma or EtO sterilization
- Supplier qualification testing against contractual particulate emission limits
- Root cause analysis of field complaints related to visible fiber shedding in clinical settings
FAQ
What standards does the IDM G0005 directly support?
ISO 9073-10, INDA/EDANA IST 160.1, DIN EN 13795-2, and YY/T 0506.4.
Can the particle counter be upgraded to detect sub-0.3 µm particles?
No—the optical design is optimized for the 0.3–25.0 µm range per ISO 9073-10; alternative counters with extended lower detection limits are available as optional accessories but require separate validation.
Is calibration certification included with shipment?
Yes—a factory calibration certificate traceable to national metrology institutes is supplied; annual recalibration using ISO 21501-4 reference aerosols is recommended.
Does the system meet electromagnetic compatibility (EMC) requirements for laboratory use?
Yes—it complies with IEC 61326-1:2013 for industrial, scientific, and medical (ISM) equipment, including radiated and conducted emissions and electrostatic discharge immunity.
Can test parameters such as torsion speed or cycle count be modified beyond default settings?
Yes—firmware allows user-defined protocols within mechanical and thermal safety limits; all deviations must be justified and documented per internal SOPs.
