UL94 Horizontal and Vertical Flammability Tester

1. Product Overview

The UL94 Horizontal and Vertical Flammability Tester is a high-precision, professional flammability testing machine designed to evaluate the flammability and flame retardant performance of plastic materials, electronic components, insulating parts, and electrical appliance housings. As a core equipment for quality control and global certification, this horizontal vertical flame tester integrates horizontal and vertical burning test modes, providing reliable, repeatable test data to meet the flame retardant grading needs (HB, V-0, V-1, V-2) of various industries. Fully compliant with UL94, IEC 60695 and ISO 1210 standards, this UL94 flammability tester is an essential tool for manufacturers, laboratories, and certification bodies to conduct professional flammability testing and smoothly enter the global market.

2. Compliance Standards

This tester strictly complies with multiple international and national standards, ensuring test results are recognized globally for certification and quality inspection:

UL94: Standard for Tests for Flammability of Plastic Materials for Parts in Devices and Appliances

IEC 60695-11-10: Fire hazard testing – Part 11-10: Test flames – 50 W horizontal and vertical flame test methods

IEC 60695-11-20: Fire hazard testing – Part 11-20: Test flames – 500 W flame test methods

ISO 1210: Plastics — Burning behaviour in a horizontal or vertical position — Determination of burning rate and/or afterflame and afterglow time

3. Technical Parameters

Item	Specification
Test Mode	Horizontal burning (HB), Vertical burning (V-0, V-1, V-2)
Flame Height	Standard 20mm (50W), adjustable, accuracy ±1mm
Ignition Method	Automatic & Manual ignition, Bunsen burner
Timing Accuracy	±0.1s (Flame application time, afterflame time, afterglow time)
Flame Application Time	0-999.9s, adjustable (standard 10s/30s for UL94)
Specimen Size	125mm×13mm×(0.8-12.7)mm (customizable)
Gas Type	Methane / Propane / Natural Gas (optional)
Specimen Clamp	Horizontal & Vertical dual-purpose, positioning accuracy ±1mm
Safety Protection	Transparent flame-retardant chamber, exhaust interface, emergency stop, flame shut-off
Control System	Touchscreen operation, data storage & printing function
Power Supply	AC 220V±10%, 50Hz / 110V±10%, 60Hz (optional)
Overall Dimension	600mm×500mm×800mm (L×W×H, customizable)

4. Features and Advantages

Dual Test Modes in One Machine: Integrates horizontal (HB) and vertical (V-0, V-1, V-2) burning tests, covering all UL94 grading requirements, eliminating the need for multiple single-mode testers and saving space and cost.

High-Precision Performance: Equipped with a standard Bunsen burner and flame calibration device, ensuring 20mm flame height accuracy (±1mm); high-precision timing system (±0.1s) avoids grade misjudgment, meeting certification-level testing requirements.

Intelligent & Easy Operation: Adopts touchscreen control with clear interface, supporting automatic ignition, timing, data recording and export; no professional operator certificate required, ordinary personnel can master it after simple training.

Comprehensive Safety Protection: Transparent flame-retardant chamber for real-time observation, equipped with exhaust interface, emergency stop and flame shut-off functions, ensuring safe operation during high-temperature burning tests.

Global Standard Compliance: Fully complies with UL94, IEC 60695, ISO 1210 and GB/T 2408 standards, ensuring test results are recognized by global certification bodies, helping products enter international markets.

Customizable Configuration: Can be customized according to different testing needs, including specimen size, flame power, control system functions and overall dimension, adapting to various material testing scenarios.

Reliable After-Sales Support: Provides 1-year warranty, on-site installation and operation training, and 24-hour technical support for UL/IEC/ISO certification, solving user worries in use.

5. Application

The UL94 Horizontal and Vertical Flammability Tester is widely used in various industries that require flame retardant testing of materials, especially suitable for:

Plastic industry: Testing of plastic raw materials, injection-molded parts, plastic shells and insulating materials.

Electrical and electronic industry: Flammability testing of electronic components, PCB substrates, wire and cable insulating layers, and electrical appliance housings.

Automotive industry: Flame retardant testing of automotive interior materials (such as plastic parts, fabrics, and foam).

Laboratory and certification bodies: High-precision testing and grading for material research, quality inspection and product certification.