What are the specific requirements for PVC in the FAR 25.853(a) & (d) aviation tests?
Related suggest:
List of standards that PVC flame retardant products must meet
The most common flame tests that flame retardant PVC must pass for safety certifications include:
UL 94 Vertical Burning Test – This test measures the flame spread, burn length and presence of flaming drips for PVC samples. Ratings range from V-0 to V-2, with V-0 having the best flame resistance.
UL 1685 Vertical Tray Flame Test – This test is specifically for wire and cable insulation materials. Samples are exposed to an open flame and observed for fire propagation and flaming drips. Materials must self-extinguish within specified time limits.
What kind of PVC product need flame retardant?
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