Labthink MFY-01 Vacuum Decay Seal Integrity Tester
| Brand | Labthink |
|---|---|
| Origin | Shandong, China |
| Manufacturer | Labthink Instruments Co., Ltd. |
| Model | MFY-01 |
| Vacuum Range | 0 to –90 kPa (±1% FS) |
| Accuracy Class | Grade 1 |
| Vacuum Chamber Dimensions (Std.) | Φ270 mm × 210 mm (H) |
| Power Supply | 220 VAC 50 Hz / 120 VAC 60 Hz |
| Net Weight | 12 kg |
| Air Supply Requirement | 0.7 MPa, Φ6 mm polyurethane tubing |
Overview
The Labthink MFY-01 Vacuum Decay Seal Integrity Tester is an engineered solution for non-destructive, quantitative assessment of package seal integrity across regulated and industrial sectors. It operates on the principle of vacuum decay testing — a standardized pressure-based method defined in ASTM D3078 and GB/T 15171 — wherein a sealed specimen is placed inside a calibrated vacuum chamber, submerged or positioned above water (depending on configuration), and subjected to a controlled negative pressure. Seal failure is detected either by visual observation of air leakage (bubble emission) from immersed packages or by monitoring dimensional deformation and recovery behavior under vacuum and subsequent atmospheric repressurization. This dual-mode detection capability supports both qualitative pass/fail evaluation and semi-quantitative correlation with leak size, making the MFY-01 suitable for routine QC screening as well as validation support in GMP-compliant environments.
Key Features
- Microprocessor-controlled vacuum generation with digital presetting of target vacuum level (0 to –90 kPa) and dwell time, ensuring repeatability and traceability.
- High-stability pneumatic components sourced from internationally certified suppliers, minimizing drift and extending system longevity.
- Automatic pressure maintenance via closed-loop vacuum compensation, sustaining setpoint conditions throughout test duration.
- Integrated auto-depressurization and reverse-air purge function to safely unload specimens post-test without manual intervention.
- Backlit LCD interface with intuitive PVC membrane keypad, enabling rapid setup, real-time monitoring, and on-device data review without external software.
- Modular vacuum chamber design: standard chamber (Φ270 × 210 mm H) included; optional larger chambers (Φ360 × 585 mm H; Φ460 × 330 mm H) available for oversized containers or high-throughput batch testing.
Sample Compatibility & Compliance
The MFY-01 accommodates rigid and semi-rigid packaging formats including glass, plastic, metal, and laminated paper-based containers — such as vials, ampoules, syringes, blister cards, pouches, trays, and automotive fluid reservoirs. It supports post-stress evaluation of packages subjected to drop impact, compression, or vibration per ISO 11607-2 and ASTM D4169 protocols. The instrument conforms to the test methodology requirements of ASTM D3078 (Standard Test Method for Determining Integrity of Seals for Flexible Packaging by Bubble Emission) and GB/T 15171 (Soft Package Seal Integrity Testing Method). While not a fully automated, audit-trail-enabled system per FDA 21 CFR Part 11, its deterministic test parameters and manual result recording align with GLP documentation practices for non-critical packaging verification.
Software & Data Management
The MFY-01 operates as a standalone benchtop instrument with embedded firmware; no PC connection or proprietary software is required for basic operation. All test parameters — vacuum setpoint, hold time, and pass/fail designation — are stored in non-volatile memory and can be recalled or modified via front-panel interface. For laboratories requiring electronic records, users may manually log results into LIMS or Excel using the device’s consistent output format. Optional RS232 or USB-to-serial adapters enable simple data export for integration into existing QA workflows, though native electronic signature or audit trail functionality is not implemented.
Applications
- Pharmaceutical primary packaging: confirmation of stopper-seal integrity for vials and pre-filled syringes prior to sterilization or stability storage.
- Medical device packaging: validation of peel seals on Tyvek®-poly laminate pouches and thermoformed trays per ISO 11607-1.
- Food and beverage: routine inspection of retort pouches, aluminum cans, and HDPE bottles after thermal processing or filling.
- Consumer goods: functional testing of cosmetic tubes, ink cartridges, and adhesive dispensers for shelf-life assurance.
- Automotive and electronics: verification of moisture barrier integrity in sensor housings and control module enclosures.
- Regulatory support: generation of objective evidence for internal SOPs, customer audits, and pre-submission packaging validation dossiers.
FAQ
What types of packages can be tested with the MFY-01?
It supports flexible and rigid containers made of glass, plastic (PET, PP, HDPE), metal (aluminum, tinplate), and multilayer laminates — including pouches, bottles, tubes, trays, and blister packs.
Is the MFY-01 compliant with FDA or EU regulatory requirements?
The test method complies with ASTM D3078 and GB/T 15171, widely accepted in global pharmaceutical and food quality systems. While the instrument itself lacks 21 CFR Part 11 compliance features, its outputs are suitable for inclusion in GMP/GLP documentation when paired with appropriate procedural controls.
Does the system require compressed air?
Yes — a clean, oil-free air supply at 0.7 MPa is required to actuate the vacuum release and purge functions. Users must provide an external compressor or regulator meeting ISO 8573-1 Class 3 specifications.
Can test parameters be exported or saved long-term?
Test settings are retained in device memory, but raw data logging requires manual entry. Optional serial communication enables ASCII-formatted output for external capture.
Are custom chamber sizes available?
Yes — Labthink offers factory-built alternative chambers (Φ360 × 585 mm H; Φ460 × 330 mm H) and accepts dimensional specifications for bespoke vacuum chamber fabrication.
