Fuente: WIPO "hemp" High -rise wire rope core for high -speed elevator contains three sisal hemp yarn thighs, sisal hemp yarn thigh contains five dry yarns of ramie and a spunyarn yarn, the periphery at a spunyarn yarn is established to five dry yarn of ramie parcels, each other is twisted with the fingers about the dry yarn of ramie and spunyarn yarn, sisal rope's nominal diameter 5.2mm, length of lay 15.78mm, the spunyarn yarn and the dry yarn of ramie are 0.9. The utility model provides a high -rise wire rope core for high -speed elevator adopts the structure of a spunyarn yarn of five dry yarns of ramie parcel, is convenient for control the oil content, problem that the grease of having solved hemp center surface seepage from the wire rope gap was come out, simultaneously, the wire rope core possesses good holding power, can keep the elevator with the structure of restricting, guarantees good mechanical properties.