Glow Wire Test Apparatus (IS 15885 CL. 18)

Temperature Sensor – Thermocouple : Fine wire of Cr/Al of 0.5 mm diameter located in 0.6 mm diameter pocket hole in temperature sheath resistant to 1000 degree centigrade.

In the model GWT A2, current is held approximately constant (15 % swing) once the heating element touches the specimen.

Heating Element – Glow Wire : Nickel / Chromium (Ni/Cr-80:20%) wire of 4mm diameter with a shape as per the standard

Time Controller - Micro-controller based programmable timer 0 to 999 sec

The total test time can be programmed through keyboard.

The ignition time and extinguish time of flame can be registered in timer.

The stored time values can be viewed after the end of test.

Setting on PC for PC based variant

Penetration Depth - Mechanically restricted to 7 mm.

Specimen size - 180 x 150 Sq.mm max. & 15 x 15 Sq. mm min., Thickness 10mm to 80 mm

Test specimen contact force against the glow wire is preloaded to 0.8 to 1.2N.

Test Chamber Dimensions – (Available only with automatic variants)

Dimensions – 600 mm W x 300 mm D x 610 mm H. (approx.)

Supply Voltage – 230 V AC, 50 Hz, 1 Phase, 500 VA

The product can be customized as PC based or semi-automatic (microcontroller based), with or without an optional test chamber.