KP8908 flame retardant wood burning tester device (fire tube method)
1, scope of application:
Instrument applies to the prescribed burning condition, the inspection by the flame retardant dip in the indoor decoration wood and wood products (d 20 mm or less) of mass loss and flaming combustion time.
2 standard:
The GA/T42.2-92 standard instrument
Three main parameters
3.1 instrument: the fire tube device, electronic balance.
Ambient temperature: 3.2-5 ℃ to 30 ℃;
3.3 environmental humidity: 70% or less: working voltage AC 220 V + 10 V;
3.4 automatic control; Automatic ignition, timing;
3.5 the real-time temperature display.
3.6 gas source: natural gas, liquefied petroleum gas (LPG);
Timing accuracy 3.7:3.7 s;
3.8 temperature error: 180 + 10 ℃ (in the standard GA/T42.2-1992 are described in section 4.3).
3.9 glass rotor flowmeter, flow range 0.025 ~ 0.25 m3 / h.
Thermocouple 3.10: Ⅱ precision level, 3 mm diameter of nickel chrome - nickel silicon armoured thermocouple.
3.11 temperature indicator: temperature indication range 0 ~ 800 ℃, the accuracy of 1.0 on the Richter scale, with thermocouple.
3.12 electronic balance, weighing range 0 ~ 6000 g, 0.1 g precision.
3.13 fire retardant wood combustion test facility (fire tube method) appearance size about: 680 mm * 320 mm * 320 mm;
3.14 flame retardant wood combustion test facility (fire tube method) specimen size mm: 1016 + 1 * 19 + 1 * 10 + 1 number 3 pieces of specimen length less than when required, can be made of two or more short specimens with wire or nails, and overall length is 1016 mm + / - 1 mm
Product features:
4.1 high quality SUS304 stainless steel, the use of the numerical control machine tool processing molding, circular modelling beautiful generous., has the characteristics of beautiful and rust corrosion.
4.2 burner made of brass not deformation, not rust, nozzle diameter 9.5 mm, fixed on a bracket, the pipe at the other end gas meter.
4.3 other components using 45 # steel, the surface thickening plating/SUS304 stainless steel manufacturing.
