Yuelian YL-HP6B-T2 90-Degree Constant-Load Holding Power Tester for Adhesive Tapes

Overview

The Yuelian YL-HP6B-T2 90-Degree Constant-Load Holding Power Tester is a precision-engineered instrument designed to quantify the long-term resistance of pressure-sensitive adhesive (PSA) tapes to shear displacement under standardized vertical loading and controlled thermal conditions. It operates on the principle of ASTM D3654/D3654M (Standard Test Method for Shear Adhesion of Pressure-Sensitive Tapes) and ISO 4597:1983 (Adhesives — Determination of shear strength — Constant load method), where a defined tape specimen is applied at 90° orientation to a vertically mounted, highly polished stainless steel substrate, subjected to a constant tensile load perpendicular to the bond line, and monitored for time-to-failure under regulated temperature. This configuration isolates cohesive and interfacial failure mechanisms under sustained stress—critical for evaluating thermal stability, aging behavior, and service-life prediction of masking tapes, labeling films, medical adhesives, and automotive bonding tapes.

Key Features

• Programmable temperature control system with ±0.1 °C resolution and uniformity of ±1 °C across the test chamber—ensuring repeatability in accelerated aging and high-temperature hold studies.
• Dual-mode operation: supports both ambient-condition testing (starting at ambient +5 °C) and elevated-temperature protocols up to 200 °C, accommodating industrial-grade acrylics, silicone PSAs, and heat-activated adhesives.
• Modular load configuration: six standardized 100 g weights included; optional calibrated mass sets (e.g., 200 g, 500 g, 1 kg) available for extended shear stress range per ISO 29862 compliance.
• Test substrate: precision-ground 304 stainless steel plate (120 mm × 50 mm), mirror-finished to Ra ≤ 0.05 µm—minimizing surface variability and meeting ASTM D1000 substrate requirements.
• Human-machine interface: 7-inch capacitive touchscreen with intuitive menu navigation, real-time temperature logging, and user-defined test profiles (time/temperature/load sequence).
• Robust chamber construction: interior 304 stainless steel walls with external electrostatic powder coating—resistant to thermal oxidation, chemical exposure, and laboratory abrasion.
• Integrated safety architecture: over-temperature cutoff, door interlock, and grounded heating elements compliant with IEC 61010-1 for Class II laboratory equipment.

Sample Compatibility & Compliance

The YL-HP6B-T2 accommodates standard PSA tape specimens measuring 80 mm in length and 20 mm in width—aligned with ASTM D3654, GB/T 4851–2014 (Chinese national standard for tape holding power), and JIS Z 0237. Substrate preparation follows strict surface energy and cleanliness protocols (ISO 8510-2); optional roller applicators (manual or motorized, 2 kg force, 10 rpm) ensure consistent wetting and air entrapment minimization. All mechanical and thermal parameters are traceable to NIST-certified references. The system supports GLP-compliant documentation when integrated with validated data acquisition software—enabling audit-ready records for FDA-regulated medical tape validation (21 CFR Part 11 alignment possible via external LIMS linkage).

Software & Data Management

While the embedded controller provides local display and basic timestamped pass/fail output, full data integrity is achieved through optional PC-based software (Yuelian TA-Link v3.2). This application enables real-time graphing of displacement vs. time, automatic failure detection (defined as ≥25 mm creep displacement), statistical reporting (mean time-to-failure, standard deviation, confidence intervals), and export to CSV/PDF formats. Audit trails include operator ID, calibration history, environmental logs, and electronic signatures—supporting ISO/IEC 17025 accreditation workflows and internal QA/QC review cycles.

Applications

• Quality assurance of release liners and transfer tapes in electronics manufacturing.
• Thermal endurance evaluation of surgical tapes under simulated body-temperature storage (37 °C) and fever-state conditions (40–42 °C).
• R&D screening of novel acrylic copolymer formulations for automotive trim bonding.
• Regulatory submission testing for Class I/II medical devices requiring ISO 10993-5 cytotoxicity correlation with adhesive stability.
• Supplier qualification against OEM specifications (e.g., Ford WSS-M99P1111-A, GM GMW15634).

FAQ

What standards does the YL-HP6B-T2 comply with?
It is engineered to meet ASTM D3654/D3654M, ISO 4597, GB/T 4851–2014, and JIS Z 0237. Optional accessories enable alignment with ISO 29862 for multi-load comparative analysis.
Can the test temperature be ramped or held only?
The unit supports isothermal hold mode only; programmable thermal ramps require external integration with a validated environmental chamber controller.
Is the stainless steel test plate replaceable and certified?
Yes—the 120 mm × 50 mm mirror-finished plate is field-replaceable and supplied with surface roughness certification (Ra ≤ 0.05 µm) and dimensional inspection report.
Does the system support 21 CFR Part 11 compliance?
The base instrument does not include electronic signature or audit-trail functionality; however, when paired with Yuelian TA-Link v3.2 and configured with role-based access control and digital certificate authentication, it satisfies Part 11 predicate rules for regulated environments.
What maintenance is required for long-term accuracy?
Biannual verification of temperature sensor calibration (using NIST-traceable dry-block calibrator) and annual load verification with Class M1 weights are recommended per ISO/IEC 17025 clause 6.4.3.