Aerospace PTFE insulated wire
Product Standard: GJB773A-2000
This product is used in radio equipment, fixed installation of high-frequency, ultra high frequency transmission line.
① inner conductor silver or nickel-plated copper wire
② insulator of polytetrafluoroethylene (PTFE)
③ outer conductor silver-plated or tinned copper braid
Operating temperature range
-55— +165℃(Tin / ternary alloy plated brass outer conductor)
-55—+200℃(Silver-plated brass outer conductor)
The main technical performance
· AF-type wire can withstand exchange 50Hz5000V spark breakdown test or text diffuse water flow 50Hz2500V 1 min voltage test.
· AFP type wire line between the core and the shield can withstand voltage test 1 min mainstream 50Hz2500V
· Finished wire insulation resistance of not less than 1064 at room temperature
· Tightly woven, not less than 80%
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