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Flammability Chambers


The Atlas HVUL2 Horizontal Vertical Flame Chamber is designed for the flammability testing of plastic materials used in consumer electric devices and appliances per UL94. The chamber is constructed of stainless steel with a black interior and large sliding window for easy viewing. The HVUL2 includes a fully adjustable specimen support and a precision metered gas burner. Three digital timers with remote control are mounted on the inside back wall of the chamber, allowing for precise and simplified line-of-sight operation.

    • Burner angle adjustable to 0º, 20º, 45º
    • Flexible iris hand access ports
    • Remote burner positioning
    • Sliding tempered glass viewing window
    • Removable burner carriage assembly
    • Flexible laboratory fixturing
    • Interior light
    • Digital timers located in line of sight with specimen
    • Digital timers with resolution of 0.1 s
    • Remote control with push button reset for in-chamber event timing.
    • Electrical gas shut-off solenoid
    • Gas control system
    • Flame confirmation kit (ASTM D5207)
    • Black interior finish
    • Performs all UL 94 tests (Except Section 10.0 Radiant Panel Test)
    • Four specimen holders and test packages for all five Bunsen burner tests: Horizontal, Vertical 20 mm, Vertical 125 mm, Vertical Thin Film, and Horizontal Foamed Material Tests
    • Bench top chamber (Volume greater than 0.75 m3)
    • Tirril Burner
    • Multi-directional specimen and burner positioning apparatus
    • Quick release mount for burner during manual operation
    • Large sliding, tempered-glass window for test viewing
    • Exhaust blower (1/3 hp) with variable speed control (580 cfm in free air)
    • Sliding damper for draft free chamber
    • Manometer/pressure gauge, 300 mm
    • Four flame height and sample gauges
    • Simple burner angle adjustment (0°, 20°, 45°)
    • Specimen holders for all five Bunsen burner tests
    • Digital timers for specimen test duration, 0.1 s resolution
    • Remote control with push button reset for in-chamber event timing
    • Quick release mount for burner during manual operation
    • Hand access openings with irises for closed window access
  • Reference Test Standards:
    • UL 94
    • ASTM D635, D3801, D4804, D5048, D4986,
    • IEC 60695 Part 11-10
    • IEC 60695 Part 11-20
    • IEC 707 (partial), ISO 9772 and ISO 9773
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