供应电磁线

&；amp；amp；lt；!--.at_14{mso-yfti-irow:4}.at_8{mso-yfti-irow:1；mso-row-margin-right:.92%}.at_19{height:22.8pt；mso-yfti-irow:9；mso-row-margin-right:20.6%；mso-yfti-lastrow:yes}.at_9{border-right:ece9d8；padding-right:0cm；border-top:ece9d8；padding-left:0cm；padding-bottom:0cm；border-left:ece9d8；width:96.06%；padding-top:0cm；border-bottom:ece9d8；background-color:transparent}.at_3{margin:0cm0cm0pt；line-height:15pt；text-align:left；mso-pagination:widow-orphan}.at_10{font-size:12pt；color:black；font-family:宋体；mso-font-kerning:0pt；mso-bidi-font-family:宋体}.at_18{mso-yfti-irow:8；mso-row-margin-right:.92%}.at_0{margin:autoautoauto-36pt；width:123.48%；mso-cellspacing:0cm；mso-padding-alt:0cm0cm0cm0cm}.at_2{border-right:ece9d8；padding-right:0cm；border-top:ece9d8；padding-left:0cm；padding-bottom:0cm；border-left:ece9d8；width:76.38%；padding-top:0cm；border-bottom:ece9d8；background-color:transparent}.at_4{font-size:12pt；color:black；font-family:宋体；mso-ascii-font-family:??；mso-hansi-font-family:??；mso-font-kerning:0pt；mso-bidi-font-family:宋体}.at_5{font-size:12pt；color:black；font-family:??；mso-font-kerning:0pt；mso-bidi-font-family:宋体}.at_7{margin:0cm0cm0pt}.at_15{mso-yfti-irow:5；mso-row-margin-right:.92%}.at_12{border-right:ece9d8；padding-right:0cm；border-top:ece9d8；padding-left:0cm；padding-bottom:0cm；border-left:ece9d8；width:96.58%；padding-top:0cm；border-bottom:ece9d8；background-color:transparent}.at_16{mso-yfti-irow:6；mso-row-margin-right:.92%}.at_1{mso-yfti-irow:0；mso-row-margin-right:20.6%}.at_6{border-right:ece9d8；padding-right:0cm；border-top:ece9d8；padding-left:0cm；padding-bottom:0cm；border-left:ece9d8；padding-top:0cm；border-bottom:ece9d8；background-color:transparent；mso-cell-special:placeholder}.at_13{mso-yfti-irow:3；mso-row-margin-right:.92%}.at_11{mso-yfti-irow:2}.at_17{mso-yfti-irow:7；mso-row-margin-right:.92%}.at_20{border-right:ece9d8；padding-right:0cm；border-top:ece9d8；padding-left:0cm；padding-bottom:0cm；border-left:ece9d8；width:76.38%；padding-top:0cm；border-bottom:ece9d8；height:22.8pt；background-color:transparent}--&；amp；amp；gt；铜包铝线优点：◇铜包铝线是采用国际上先进的包覆焊接工艺生产的，铜层采用99.97%以上纯度的精铜，铜层密实性高，导电性好；铜层与铝芯线间实现冶金结合，铜层沿圆周方向及纵向分布均匀，同心度好。产品各项技术指标均达到美国astmb566-93标准。◇铜包铝线与纯铜线在重量和直径相同的条件下，铜包铝线与纯铜线的长度比2.6:1。这样就大大降低了电缆生产成本，购买1吨铜包铝线相当于购买了2.6吨纯铜线，可大大降低原材料成本。◇与纯铜线相比，铜包铝线对盗窃犯来说没有价值，因为要把铜包覆层与铝芯线分离几乎不可能。因此，能收到额外的防盗效果。◇它比铜线更具可塑性，又不象铝那样会生成绝缘的氧化物，因此更易加工处理。并且导电性更佳。◇铜包铝线重量轻，便于运输和安装施工。因此还可以减少人工费用。