Hengyi HY-0508TYJ Rubber Tear Strength Tester
| Brand | Hengyi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | HY-0508TYJ |
| Instrument Type | Electromechanical Universal Testing Machine |
| Max Load Capacity | 5000 N (selectable) |
| Load Cell Accuracy | 0.01% |
| Measurement Accuracy | < ±1% |
| Control Mode | Full PC Control |
| Valid Test Width | 150 mm |
| Effective Stroke | 800 mm (extendable) |
| Test Speed Range | 0–500 mm/min (adjustable) |
| Speed Accuracy | ±0.5% |
| Stroke Accuracy | ±0.5% |
| Displacement Accuracy | ±0.5% |
| Safety Features | Electronic Limit Protection, Emergency Stop Button |
| Unit Weight | ~100 kg |
Overview
The Hengyi HY-0508TYJ Rubber Tear Strength Tester is an electromechanical universal testing machine engineered for precise, repeatable evaluation of tear resistance in elastomeric materials—primarily vulcanized rubber, thermoplastic elastomers (TPE), and rubber composites. It operates on the principle of controlled uniaxial tensile loading applied to standardized test specimens (e.g., ASTM D624, ISO 34-1, GB/T 529), where a pre-cut notch propagates under steadily increasing force. The system captures real-time load-displacement data to compute tear strength (kN/m), tearing energy (J/m²), and related mechanical thresholds such as onset of tear propagation and maximum tear resistance. Designed for integration into QC laboratories, R&D centers, and rubber compound formulation facilities, the HY-0508TYJ delivers traceable, GLP-compliant mechanical characterization without reliance on hydraulic actuation or analog instrumentation.
Key Features
- High-fidelity load measurement using a precision 0.01% accuracy load cell, calibrated to ISO 7500-1 Class 0.5 standards.
- Full PC-based control architecture with intuitive GUI enabling programmable test profiles—including multi-stage ramp-hold cycles, cyclic tear initiation protocols, and conditional stop triggers (e.g., load threshold, displacement limit).
- Dual-closed-loop feedback system ensures velocity stability within ±0.5% across the full 0–500 mm/min range, critical for consistent crack propagation kinetics in viscoelastic materials.
- Modular crosshead design accommodates interchangeable grips (pneumatic, wedge, pin-type) and specialized fixtures for trouser, angle, and crescent tear geometries per ASTM D624 Type A/B/C.
- Real-time dynamic display of force (N), displacement (mm), and calculated tear strength (kN/m) during testing; synchronized data logging at ≥100 Hz sampling rate.
- Integrated safety subsystem comprising dual electronic stroke limits, hardware-triggered emergency stop circuitry, and automatic motor cutoff upon overload or guard door opening—compliant with IEC 61800-5-2 functional safety requirements.
Sample Compatibility & Compliance
The HY-0508TYJ supports standardized specimen configurations per international rubber testing norms: ASTM D624 (trouser tear), ISO 34-1 (crescent tear), and GB/T 529 (Chinese national standard for rubber tear resistance). Specimen widths up to 150 mm are accommodated within the valid test width, while the 800 mm effective stroke enables full tear propagation even in highly extensible compounds (e.g., silicone or EPDM with >800% elongation). All test methods implemented align with ISO/IEC 17025 documentation requirements, supporting audit-ready reporting with embedded metadata (operator ID, calibration certificate ID, environmental conditions). Optional validation packages include IQ/OQ documentation templates aligned with FDA 21 CFR Part 11 for regulated pharmaceutical elastomer qualification.
Software & Data Management
The proprietary Hengyi TestMaster™ software provides ISO 17025-compliant data acquisition, analysis, and reporting. It supports user-defined calculation modules for tear strength normalization (force divided by specimen thickness), energy-to-tear integration (area under force-displacement curve), and statistical batch analysis (mean, SD, CV%, min/max). Raw data exports to CSV, Excel, and XML formats; PDF reports include embedded calibration certificates, instrument identification, and digital signatures. Audit trail functionality logs all parameter modifications, test executions, and report generations with timestamps and user credentials—fully satisfying GLP/GMP traceability mandates. Software updates are delivered via secure HTTPS channel with SHA-256 integrity verification.
Applications
- Quality control of raw rubber compounds and cured tire treads per ASTM D412/D624.
- Evaluation of aging effects (heat, ozone, UV) on tear resistance in automotive sealing systems.
- Comparative assessment of filler dispersion impact (e.g., carbon black vs. silica) on crack growth resistance.
- Validation of adhesive bond integrity in rubber-to-metal bonded components.
- Development of low-temperature flexible elastomers for aerospace gaskets (tested at −40°C to +80°C with environmental chamber integration).
- Regulatory submission support for medical-grade silicone tubing (ISO 10993-12, USP ).
FAQ
What tear test standards does the HY-0508TYJ natively support?
ASTM D624 (Types A, B, C), ISO 34-1, ISO 37, GB/T 529, and GB/T 16578.1 — all with preloaded test method templates.
Can the system be integrated with environmental chambers?
Yes; the controller features analog I/O ports and Modbus RTU interface for seamless synchronization with commercial temperature/humidity chambers (−70°C to +250°C range supported).
Is the software compliant with FDA 21 CFR Part 11?
The TestMaster™ software offers optional 21 CFR Part 11 mode with role-based access control, electronic signatures, and immutable audit trails—validated upon request.
What calibration documentation is provided?
Each unit ships with a UKAS-accredited calibration certificate traceable to NIST standards, covering load cell, encoder, and speed transducer performance across the full operating range.
Does the system support custom fixture design?
Hengyi’s engineering team provides non-standard fixture development services—including finite element analysis of stress distribution—and supplies CAD drawings and mechanical certification reports.
