YT0613 Horizontal Burning Tester
| Origin | Taiwan |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Domestic Production Status | PRC-sourced |
| Model | YT0613 |
| Pricing | Available Upon Request |
Overview
The YT0613 Horizontal Burning Tester is a precision-engineered instrument designed to evaluate the flammability characteristics of plastic materials and thin polymer sheets under controlled horizontal orientation conditions. It operates in strict accordance with ASTM D635–98 (Standard Test Method for Rate of Burning and/or Extent of Burning of Self-Supporting Plastics in a Horizontal Position), providing quantitative measurement of flame propagation speed—expressed as millimeters per minute (mm/min)—along the longitudinal axis of a horizontally clamped specimen. The device employs a calibrated Bunsen-type burner with precisely regulated propane or natural gas flow, standardized ignition timing, and thermally stable test chamber geometry to ensure repeatability and inter-laboratory comparability. Its design supports deterministic assessment of material behavior during early-stage flame spread, serving as a foundational screening tool for fire safety qualification in electronics enclosures, automotive interior components, and building material compliance workflows.
Key Features
- Compliance-certified test configuration aligned with ASTM D635–98 methodology, including defined specimen dimensions (125 mm × 13 mm × thickness ≤ 13 mm), burner tip-to-specimen distance (20 mm), and ignition duration (30 s)
- Integrated digital timer with ±0.1 s resolution for accurate burn-rate calculation based on measured flame front displacement over time
- Adjustable burner mounting system enabling precise alignment and repeatable flame impingement geometry
- Fire-resistant test chamber constructed from stainless steel with transparent quartz viewing window and forced-air ventilation exhaust interface
- Dual-scale ruler (mm and inch) permanently affixed to chamber interior for direct visual flame front tracking without specimen removal
- Gas pressure regulator and flowmeter assembly compatible with both propane (nominal 50 kPa supply pressure) and natural gas (as specified in Annex A1 of ASTM D635)
Sample Compatibility & Compliance
The YT0613 accommodates rigid or semi-rigid plastic specimens meeting ASTM D635 dimensional tolerances, including ABS, PVC, polycarbonate, polypropylene, and thermoset laminates. Specimens must be self-supporting and free of surface coatings or additives that may volatilize unpredictably during ignition. While primarily validated for horizontal orientation testing, the instrument’s mechanical stability and burner positioning allow adaptation for limited comparative studies under modified protocols—though such deviations require documented justification and do not constitute ASTM conformance. The system supports documentation traceability required under ISO/IEC 17025-accredited laboratory quality management systems and aligns with fire performance evaluation frameworks referenced in UL 94 HB classification and IEC 60695-11-10.
Software & Data Management
The YT0613 operates as a manual, operator-driven test platform without embedded microprocessor control or proprietary software. All measurements—including start/stop timestamps, flame front position readings, and calculated burning rate (mm/min)—are recorded manually in laboratory notebooks or LIMS-integrated electronic worksheets. To meet audit requirements under GLP and FDA 21 CFR Part 11, users are advised to implement standardized data entry templates with dual-signature verification for raw observation logs. Optional third-party digital documentation tools (e.g., LabArchives, Benchling) may be integrated via structured CSV export of test records. Calibration verification is performed annually using NIST-traceable stopwatch and steel rule standards; certificates of verification are maintained per ISO/IEC 17025 Clause 6.5.
Applications
- Prequalification screening of plastic resins prior to UL 94 vertical/horizontal burn certification
- Raw material supplier qualification for automotive OEM Tier-1 component specifications (e.g., GMW15634, Ford WSS-M99P1111-A)
- QC release testing for printed circuit board substrates and cable jacketing compounds
- Regulatory submission support for CE marking under EU Construction Products Regulation (CPR) Annex ZA
- Comparative flammability benchmarking across polymer batches during process validation studies
FAQ
Does the YT0613 comply with current ASTM D635 editions beyond -98?
The instrument satisfies the core physical test parameters defined in ASTM D635–98, which remains technically valid and widely accepted. Users requiring alignment with newer revisions (e.g., ASTM D635–22) should verify burner calibration, specimen conditioning humidity (50 ± 5% RH), and post-test residue evaluation procedures independently.
Can the YT0613 be used for UL 94 HB testing?
Yes—the YT0613 implements the identical horizontal flame exposure protocol required for UL 94 HB classification; however, final certification requires full adherence to UL’s procedural controls, including specimen conditioning, lot traceability, and third-party witnessed testing.
Is gas supply included with the system?
No—propane or natural gas supply infrastructure, pressure regulators, and leak-tested delivery tubing must be provided by the end user in accordance with local industrial gas safety codes.
What maintenance is required for long-term accuracy?
Monthly visual inspection of burner orifice integrity, quarterly verification of ruler alignment and timer accuracy, and annual recalibration of all measurement references against certified standards.
