Burn-Through Test Apparatus Compliant standards:US Federal Aviation Regulations FAR25,suitable for evaluating the burn-through resistance of thermal and acoustic insulation materials under high-intensity open flames.
These materials are commonly used in various applications such as automotive, aerospace, construction, and industrial settings to provide thermal insulation and reduce noise transmission.During the test, the insulation material sample is exposed to the controlled heat source and ignition mechanism. The objective is to determine whether the material can resist burn-through under specific temperature and ignition conditions. This information is crucial for assessing the material's fire safety properties and suitability for applications where exposure to high temperatures is a concern.
1. Scope of application:
1.1 This standard specifies a test method for the burn-through resistance of thermal and acoustic insulation materials under high-intensity open flames.
1.2 This standard is suitable for evaluating the burn-through resistance of thermal and acoustic insulation materials under high-intensity open flames.
2. Compliant standards:
2.1 GB/T25352-2010
2.2 US Federal Aviation Regulations FAR25
2.3 Civil Aviation Administration of China transport aircraft standard CCAR-25-R4
3. Main parameters:
3.1 Laboratory: The length and width of the ground of the laboratory should not be less than 3.05m.
3.2 Burner:
3.2.1 The structure of the burner: it is an improved gun-type burner. The setting of the burner determines the flame characteristics, and parameters such as fuel pressure, nozzle depth, stator position and inlet air flow are properly adjusted to achieve the proper flame.
3.2.2 Nozzle: The nozzle should maintain fuel pressure to produce a nominal fuel flow of 0.378L/min.
3.2.3 Conical tube of burner: The extended cone of the burner is installed at the end of the ventilation pipe, and its length is (305±3) mm. The burner cone should have an opening with a width of (280±3) mm and a height of (152±3) mm.
3.3 Installation of heat flow meter: It is installed on a heat insulation board with a length (305±3) mm, a width (152±3) mm and a thickness (19±3) mm. The plate is fastened to the angle bracket and placed on the specimen holder when calibrating the burner.
3.4 Meter: It measures and records the output value of the heat flow meter and thermocouple with a recording potentiometer of suitable range or other suitable calibrated meter.
3.5 Timing device: It uses a stopwatch or other timing device to measure the action time and burn-through time of the burner flame, and its accuracy is ±1s/h.
3.6 Laboratory: Tests are conducted in a laboratory to reduce or eliminate the possibility of fluctuations in test data due to air movement. The length and width of the floor of the laboratory should not be less than 3.05m.
FAQ:
Is The Thermal And Acoustic Insulation Burn-Through Tester Suitable For Research Purposes?
Yes, this device is widely used in research institutions to study the behavior of insulating materials under extreme temperature conditions.
The results include the material's ability to resist burn-through, structural changes and its ability to comply with industry standards.
The duration of the test may vary depending on the material and testing requirements, but typically lasts several hours to ensure a thorough evaluation.
Yes, the equipment can be customized to suit specific materials, test conditions and industry standards at the user's request.
Safety measures include protective barriers, emergency shutdown systems and compliance with safety protocols to prevent accidents during testing.
Common steps to maintain such a device: remove power, remove dust and debris, clean sensors, inspect and replace parts, keep dry, calibrate regularly. The specific steps for Burn Through Test Apparatus For Thermal Acoustic Insulation Material are maintained and cleaned according to the manufacturer's recommendations.
This equipment is made from a variety of materials, often made of high-temperature and corrosion-resistant materials that can withstand the heat and noise generated by the test under certain conditions.
The accuracy of the test results of Burn Through Test Apparatus For Thermal Acoustic Insulation Material depends on many factors, including the design quality of the device, the user's operating skills, and the environmental conditions during the test. If the equipment is properly designed, manufactured, and calibrated, and operated under the appropriate environmental conditions, the test results can be very accurate