GB / T25353 Black Flammability Testing Equipment Heat Insulation Material Combustion

GB / T25353 Black Flammability Testing Equipment Heat Insulation Material Combustion

Scope of application:

1. Test of the combustion and flame spreading characteristics of heat insulation materials exposed to radiant heat source and flame

2. It is applicable to evaluate the combustion and flame spread characteristics of insulation insulation materials.

Meet the standard:

The test method for the combustion and flame spread of thermal insulation materials by GB/T25353.

Main features:

Equipment structure:

1. The machine structure consists of two parts: combustion box and control box.

2. Size of combustion box: L1397*W495*H2000 (mm)

3. Control box/combustion box material: using T1.5 cold plate, nc machine tool processing and forming, surface baking rice white paint, arc shape beautiful and generous.

4. Blowtorch: made by our company, the brass material is fully compliant with GB/T25353 standard requirements.

5. The materials of other mechanical parts are made of 304 stainless steel or A3 materials with thick plating and anti-corrosion anti-rust.

Control system:

1. Computer control system: including computer and printer.

2. Windows XP operating system.

3. All electronic components are in domestic leading brands, and both are directly supplied by manufacturers, which can better guarantee the quality of components.

4. The equipment has the following safety protection devices: power overload, short circuit protection and overload protection of control loop.

Main parameters:

1. Power supply voltage: three-phase AC220V plus or minus 10%;

2. Maximum power usage: 5KW;

3. Maximum power usage: 5KW;

4. Timer: 0~99.99s/m/h can be set

5. Timing accuracy: < 1s/h;

6. Heat flow meter: 25.4MM in diameter (0-5.7) Kw/m2;

7. Accuracy of heat flow meter:

8. Heat flow meter accuracy: < / -3%;

9. Radiation boards are divided into two types:

Propane gas board: made from porous refractory plate, shell SUS304 stainless steel, the size of 305 + / - 3 ㎜ * 305 + 3 ㎜; Radiant panel the highest heat resistance of 900 ℃

Electrothermal board: consisting of 6 76 mm wide radiation article, shell SUS304 stainless steel, the size of 327 + 3 ㎜ * 470 + 3 ㎜. Radiant panel the highest heat resistance of 900 ℃

10. Radiant panel air source: air + propane mixture

11. Radiation plate power supply: three-phase 220V

12. Thermocouple: a type K stainless steel armored thermocouple with a diameter of 0.5mm;

13. Gas flowmeter: accuracy of plus or minus 1%;

14. Air flow meter: gas flow meter: accuracy of plus or minus 1%;

15. Combustion burner: brass production, fire hole diameter 0.15, length 71;

16. Flame height: 127MM adjustable;

17. Ignition system: high-voltage electronic ignition;

18, flue gas treatment system: adopting strong exhaust system, the machine is equipped with powerful fan, when the test is finished, start the fan system will exhaust gas emitted, the purification treatment, meet the national discharge standard.

Technical services:

1. Ground level, good ventilation, free of inflammable, explosive, corrosive gas and dust.

2. There is no strong electromagnetic radiation source nearby.

3. Maintain proper maintenance space around the equipment.

4, using the environment temperature 25 ℃ ~ 35 ℃.

5. Power supply: three-phase 220V/ 50HZ.

6. Voltage allowable fluctuation range: 220V plus or minus 10%.

7. Frequency allowable fluctuation range: 50Hz plus or minus 1%.

8. It is required that the user should configure the corresponding capacity of air and gas source at the installation site and be equipped with a power supply, and the power supply must be independent for the use of the equipment.