JB-112 Universal Testing Machine – Jinbin Instruments
| Key | Brand: Jinbin Instruments |
|---|---|
| Origin | Shanghai, China |
| Model | JB-112 |
| Force Measurement Range | 0.2–100% FS (Class 0.5) |
| Force Accuracy | ±0.5% of reading |
| Force Resolution | 1/500,000 FS |
| Force Control Rate Accuracy | ±1% of set value |
| Force Control Rate Range | 0.005–5% FS/s |
| Strain Rate Range | 0.02–5% FS/s |
| Crosshead Speed Range | 0.001–500 mm/min |
| Large Deformation Measurement Range | 10–800 mm |
| Test Types | Tensile, Compression, Flexure, Peel, Shear, Puncture, Tear, Yield, Modulus, Creep, Relaxation |
Overview
The JB-112 Universal Testing Machine is a microprocessor-controlled electromechanical testing system engineered for high-precision mechanical characterization of solid materials across research laboratories, quality control departments, and industrial R&D facilities. Based on the principle of servo-controlled load application and closed-loop displacement feedback, the system delivers repeatable, traceable force-displacement data compliant with fundamental mechanical testing standards including ISO 6892-1 (tensile testing of metallic materials), ASTM D638 (plastics tensile properties), ASTM D790 (flexural properties), and ISO 179 (impact resistance). Its modular architecture supports interchangeable load cells, extensometers, environmental chambers, and custom fixtures—enabling standardized and non-standardized test protocols under ambient or conditioned conditions.
Key Features
- High-resolution force measurement system with Class 0.5 accuracy per ISO 7500-1, featuring a force resolution of 1 part in 500,000 full scale.
- Wide dynamic crosshead speed range (0.001–500 mm/min), optimized for quasi-static to medium-rate loading applications without mechanical gear shifting.
- Dual-mode closed-loop control: force-controlled and displacement-controlled modes with programmable ramp rates, dwell periods, and step sequences.
- Integrated digital signal processing for real-time compensation of system compliance, thermal drift, and load cell hysteresis.
- Modular fixture interface supporting over 100 standardized夹具 configurations—including wedge-action grips, pneumatic clamps, peel fixtures, shear adapters, and compression platens—designed for ISO, ASTM, and GB-compliant specimen geometries.
- Robust structural frame with high rigidity (≥10⁶ N/mm vertical stiffness) to minimize deflection-induced measurement error during high-load testing.
Sample Compatibility & Compliance
The JB-112 accommodates specimens ranging from ultra-thin polymer films (≥10 µm thickness) to high-strength metallic rods (up to Ø25 mm), composites, elastomers, textiles, biomedical sutures, adhesives, foams, and paper-based laminates. It meets essential requirements for GLP and GMP environments through audit-ready test log generation, user-access-level permissions, and electronic signature support. While not pre-certified to FDA 21 CFR Part 11, the system’s software architecture allows integration with validated LIMS platforms and supports ALCOA+ data integrity principles (Attributable, Legible, Contemporaneous, Original, Accurate, Complete, Consistent, Enduring, Available). All standard test methods align with ISO/IEC 17025 documentation practices for accredited testing laboratories.
Software & Data Management
The proprietary Windows-based control and analysis suite provides intuitive workflow navigation, real-time curve overlay, multi-channel synchronization (load, displacement, strain, temperature), and automated report generation in PDF or Excel formats. The software includes an expandable library of over 120 preconfigured test methods—including ISO 527, ASTM D882, ISO 1133, and GB/T 1040—and supports user-defined method scripting via embedded Python API. Raw data files are stored in vendor-neutral ASCII format with metadata headers (timestamp, operator ID, calibration traceability, environmental conditions). Audit trail functionality logs all parameter modifications, test executions, and result exports with time-stamped, immutable entries.
Applications
The JB-112 serves as a foundational instrument for mechanical property validation across diverse sectors: polymer formulation labs assessing tensile modulus and elongation at break; wire-and-cable manufacturers verifying tensile strength and elongation consistency; medical device firms evaluating suture breaking load and needle pull-out force; packaging engineers quantifying seal peel strength and film puncture resistance; and construction material suppliers determining compressive yield behavior of lightweight concrete or fiber-reinforced panels. Optional accessories extend capability to elevated-temperature tensile testing (up to 200 °C), low-temperature embrittlement assessment (−40 °C), uniaxial creep under constant load, and stress relaxation profiling—enabling time-dependent mechanical modeling per ISO 899-1 and ASTM D2990.
FAQ
What load cell options are available for the JB-112?
Standard configurations include 50 N, 500 N, 5 kN, and 20 kN load cells, all calibrated to ISO 376 and traceable to national metrology institutes.
Does the system support automatic specimen alignment?
Yes—the optional self-aligning grip system compensates for minor angular misalignment (<±0.5°) during clamping to reduce bending moments in tensile tests.
Can test data be exported for third-party statistical analysis?
All raw data exports include tab-delimited ASCII files compatible with Minitab, JMP, MATLAB, and Python pandas workflows.
Is the software compliant with ISO/IEC 17025 documentation requirements?
Yes—test reports include full traceability: equipment ID, calibration certificate numbers, environmental readings, operator credentials, and version-controlled method IDs.
What maintenance intervals are recommended?
Biannual verification of force and displacement accuracy is advised; annual recalibration of load cells and encoder systems is required for ISO/IEC 17025 conformance.
