Polyethersulfone insulating heat-resistant antiflaming control cable
A polyethersulfone insulating heat-resistant antiflaming control cable is characterized in that an insulating layer is extruded on a conductor twisted by one or a plurality of tin plated coppers so asto form insulated conductor cores; a plurality of insulated conductor cores are twisted to form a ca...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | A polyethersulfone insulating heat-resistant antiflaming control cable is characterized in that an insulating layer is extruded on a conductor twisted by one or a plurality of tin plated coppers so asto form insulated conductor cores; a plurality of insulated conductor cores are twisted to form a cable so as to form a cable conductor; heat-resistant materials can be filled in the cable conductorso as to form a filling layer, and on the external surface of the filler layer, the following steps are conducted sequentially: lapping a band layer, longitudinally lapping a shielding layer and extruding a sheath layer; a lapping layer takes antiflaming heat-resistant glassfibic clothes as materials; the insulating layer and the sheath layer both adopt polyethersulfone PES extruding materials; the shielding layer is lapped longitudinally by soft copper tapes; and drainage threads which are formed by the plurality of tin plated coppers are arranged between the lapping layer and the shielding layer. The polyethersulfone |
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