Soft environment-friendly type fire proof and rat-and-ant proof electric cable
The utility model discloses a soft environment-friendly type fire proof and rat-and-ant proof electric cable consisting of a plurality of insulation wire cores and a protection outer layer, wherein he protection outer layer is wrapped around the outer sides of the plurality of insulation wire cores,...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a soft environment-friendly type fire proof and rat-and-ant proof electric cable consisting of a plurality of insulation wire cores and a protection outer layer, wherein he protection outer layer is wrapped around the outer sides of the plurality of insulation wire cores, filling objects are arranged between the insulation wire cores and the protection outer layer, and each insulation wire core comprises an aluminum conductor and an insulation layer; the protection outer layer orderly comprises a wrapping and fastening layer, an inner protection sleeve and a metal layer from internal to external; each insulation layer is made of a flame retardation type polyolefin material or a crosslinking polyolefin material or a ceramic silicone rubber material; the wrapping and fastening layer is a low-smoke halogen free wrapping band or an environment-friendly type high temperature resistant and flame retarding wrapping band; the inner protection sleeve is made of the flame retardation type po |
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