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comparison between 45-degree and 60-degree Flammability test

2019-08-14 16:52

45-degree Flammability  test:A test sample is aligned at 45° and exposed to a small  burner flame at its center. The flame is applied for 30 seconds and then pulled away from the sample. If the sample continues to flame, this flame time is recorded along with any glowing that may occur after the flame extinguishes. The flame may not penetrate the test sample. The pass/fail criteria is based on flame penetration and the flame time and glow time averaged across three test samples.
 
This test is typically used to show compliance with the following Federal Aviation Regulations (FARs):
 
FAR 23: 23.855(c)
FAR 25: 25.855(d)
 
Test product :Cargo/Baggage Compartment Liners;Cargo/Baggage Compartment Flooring
60-degree Flammability test:A test sample is aligned at 60° and exposed to a small  burner flame. The flame is applied for 30 seconds and then pulled away from the sample. If the sample continues to flame, this flame time is recorded along with any flaming drips that may occur. After the test is over, the burn length is measured. The pass/fail criteria is based on these three values averaged across three test samples.
 
This test is typically used to show compliance with the following Federal Aviation Regulations (FARs):
 
FAR 23: 23.853(d), 23.1359(c)
FAR 25: 25.853(a), 25.1713(c)
FAR 27: 27.853(a), 27.1365(b), 27.1365(c)
FAR 29: 29.853(a), 29.1359(c)
 
Test product :Insulation on Electric Wire or Cable

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