1、 Scope of application
UL94 horizontal and vertical combustion tester is a testing instrument used to test the combustion performance of plastic and non-metallic materials. The laboratory test method for determining the horizontal or vertical combustion performance of plastic and non-metallic material specimens under a 50W flame condition.
2、 Functional Features
1. Microcomputer controlled operation
2. High degree of automation: automatic recording of test time, automatic display of test results, automatic timing, automatic ignition, and automatic retraction of the burner after flame application
3. Horizontal and vertical combustion sample clamp motor control
4. Accurate timing
3、 Related technical parameters
① Suitable working conditions and main technical indicators of the instrument
1. Environmental temperature: Room temperature to 40 ℃; Relative humidity: ≤ 75%;
2. Power supply voltage and power: 220V ± 10% 50HZ power 150W
3. The automatic ignition time of the Bunsei lamp can be set arbitrarily
4. Inner diameter of the lamp: 9.5mm ± 0.5mm
5. Gas source: liquefied petroleum gas (methane gas from the processing industry during arbitration)
6.304 All stainless steel box body is resistant to high temperature, high humidity, and high corrosion environments
7.0.5 cubic meters (steel plate electrostatic spraying version)
8. Weight approximately: 100kg
9. Working power supply: 220V AC 50HZ
10. Timing range: 0~999s Timing accuracy: 10s ± 0.2s 30s ± 0.2s;
11. Flame application time: 0-99.9S (adjustable)
12. Residual flame time: 0-99.9S (adjustable)
13. Remaining burning time: 0-99.9S (adjustable)
14. Combustion angle: 0 °, 20 °, 45 ° can be selected
15. Flame height: adjustable from 20mm to 175mm
16. Flame temperature: (100-1000) ℃ adjustable
17. Gas flow rate: 0.03~0.3ml/min
18. Combustion lamp: inner diameter of lamp tube 9.5 ± 0.3mm, length: 100mm ± 10mm
19. Time device: can be accurate to 0.5S
20. Position adjustment: the sample holder bracket can be adjusted up and down, left and right, the combustion seat can be adjusted back and forth, and the adjustment stroke is large
21. Dimensions: 1160 * 600 * 1300
22. Sample size: The sample size is (125 ± 5) mm in length, (13.0 ± 0.3) mm in width, and (3.0 ± 0.2) mm in thickness. Other thicknesses can also be used, but the maximum thickness should not exceed 13mm.
23 Environmental temperature (standard requirement): (23 ± 2) ℃ Relative humidity: (50 ± 5)%
24. Supply voltage and power: 220V ± 10%, 50HZ, 100W;
25. Gas source: Industrial grade methane gas or other fuel gases (such as household liquefied petroleum gas, natural gas, coal gas, etc.)
26. Timing device: accurate to 0.1s
27. Thickness gauge or micrometer: accurate to 0.01 mm
28. Medical degreasing cotton;
29. The flame time applied to the sample by the burner is divided into three levels: 10s, 12s, and 30s;
30. Laboratory burner (Bunsen burner)
31. The cylinder length is (100 ± 10) mm, and the inner diameter is (9.5 ± 0.3) mm;
32. The time required for the flame temperature to rise from 100 ℃± 5 ℃ to 700 ℃± 3 ℃ is within 44 ± 2 seconds and 54 seconds ± 2 seconds, respectively
33. Two imported armored (K-type) thermocouples with a diameter of 0.5mm for temperature measurement
② Design standards:
GB-T2408-2008 "Testing of Burning Behavior of Plastics - Horizontal and Vertical Methods" (ANSI/UL94-2006)
③ Compliant with standards:
GB-T5455 "Vertical method for testing the combustion performance of textiles"
GB-T13488 "Determination of rubber combustion performance - Vertical combustion method"
GB/T5169.16-2002、ANSI/UL94、IEC60950-1、IEC695-2-2
4、 Configuration
1. One device host
2. One power cord
3. One drip tray
4. One igniter
5. One screwdriver
6. Tighten two clamps
7. One and a half meters of gas supply pipe
8. One spare ruler
9. One copy of the instruction manual
10. One certificate of conformity