Labthink FIT-01 Computer-Controlled Pendulum Impact Tester for Aluminum-Coated Cigarette Packaging Film

Overview

The Labthink FIT-01 Computer-Controlled Pendulum Impact Tester is a precision instrument engineered for quantitative evaluation of the impact resistance of thin, flexible packaging materials—particularly aluminum-coated cigarette packaging films, plastic films, foils, laminates, and coated papers. It operates on the principle of pendulum impact testing per ASTM D3420, GB/T 8809, and NF T54-116, wherein a calibrated hemispherical tip mounted on a pivoting pendulum strikes a horizontally clamped specimen at a defined release angle. The energy absorbed during puncture—calculated from the difference between initial potential energy and residual swing energy—is measured with high-resolution load cell sensing (0.001 J resolution) and reported as the material’s impact strength. Unlike manual or analog systems, the FIT-01 integrates pneumatic specimen clamping, solenoid-triggered pendulum release, and real-time digital acquisition to eliminate operator-induced variability and ensure repeatability across laboratories.

Key Features

• Three selectable nominal impact energies (1 J, 2 J, 3 J) with fine-grained resolution of 0.001 J—enabling precise discrimination between low-impact-sensitive substrates such as metallized PET or CPP laminates.
• Pneumatically actuated clamping system (0.6 MPa required) ensures uniform, reproducible specimen fixation without edge deformation—critical for maintaining consistent stress distribution during impact.
• Modular hemispherical tip set (Φ25.4 mm, Φ19 mm, Φ12.7 mm) allows method-specific selection per standard requirements or internal validation protocols; non-standard tips available upon request.
• Dual clamp aperture options (Φ89 mm and Φ60 mm) accommodate both standard test specimens (100 mm × 100 mm or Φ100 mm) and constrained geometries typical in tobacco foil applications.
• Microprocessor-based control architecture with backlit LCD interface and tactile PVC membrane keypad enables intuitive navigation, parameter setup, and real-time test monitoring without external computing hardware.
• Integrated thermal printer outputs immediate test reports—including energy value, specimen ID, date/time stamp, and operator ID—supporting GLP-compliant documentation workflows.

Sample Compatibility & Compliance

The FIT-01 is validated for use with single-layer and multilayer flexible packaging substrates up to 1 mm thickness, including vacuum-metallized paperboard, aluminized polyester (PET-Al), cast polypropylene (CPP), biaxially oriented polypropylene (BOPP), and aluminum foil laminates. Its mechanical design and energy calibration conform to the geometric and procedural constraints outlined in ASTM D3420 (Standard Test Method for Impact Resistance of Plastic Film by the Free-Falling Dart Method—Pendulum Type), GB/T 8809–1988 (Test Method for Impact Resistance of Plastic Films), and NF T54-116 (Plastics — Films and Sheets — Determination of Impact Resistance by Pendulum Method). All critical components—including load cells, angular encoders, and pneumatic actuators—are traceably calibrated against NIST-traceable reference standards. System firmware supports audit trail logging and user access levels, facilitating compliance with FDA 21 CFR Part 11 when paired with Lystem™ software.

Software & Data Management

The FIT-01 natively supports RS232 serial communication for bidirectional data exchange with external PCs. When equipped with optional Lystem™ Laboratory Data Management Software, it enables centralized storage, statistical analysis (mean, SD, CV%, outlier detection per ISO 5725), and automated report generation compliant with ISO/IEC 17025 documentation requirements. Lystem™ provides role-based user authentication, electronic signatures, change history tracking, and export to PDF, CSV, or XML formats—ensuring full data integrity throughout the testing lifecycle. All raw sensor data, including real-time force-time curves and angular displacement profiles, are archived with timestamp and environmental metadata (if connected to optional ambient sensors).

Applications

• Quality assurance of metallized cigarette packaging films for puncture resistance during high-speed packaging line operations.
• Comparative evaluation of barrier film laminates undergoing formulation changes (e.g., adhesive type, coating weight, metallization thickness).
• R&D screening of novel biodegradable films where impact toughness must be balanced against tensile modulus and seal integrity.
• Supplier qualification testing per OEM specifications requiring impact energy thresholds ≥2.5 J at Φ19 mm tip geometry.
• Root cause analysis of field failures linked to brittle fracture in cold-storage environments—correlated with low-temperature impact testing using conditioned specimens.

FAQ

What standards does the FIT-01 comply with?
ASTM D3420, GB/T 8809–1988, and NF T54-116. Calibration certificates include traceability to national metrology institutes.
Is compressed air supply included with the instrument?
No—the unit requires an externally supplied clean, dry air source at 0.6 MPa via Φ6 mm polyurethane tubing; regulators and filters must be provided by the user.
Can the FIT-01 measure impact energy below 1 J?
Not natively—the lowest factory-calibrated range is 1 J; sub-joule testing requires alternative instrumentation such as instrumented drop-weight testers.
How is test data secured for regulatory audits?
With Lystem™ software enabled, all tests generate immutable records with electronic signatures, modification logs, and 21 CFR Part 11–compliant audit trails.
Are spare O-rings and clamp inserts available as consumables?
Yes—Labthink supplies certified replacement O-rings, clamp inserts, and hemispherical tips under part numbers traceable to manufacturing lot and calibration batch.