[{"data":1,"prerenderedAt":226},["ShallowReactive",2],{"\u002Farticles\u002Fcalculation\u002Fwhat-is-loss-rate":3},{"id":4,"title":5,"body":6,"category":217,"description":218,"extension":219,"meta":220,"navigation":221,"path":222,"seo":223,"stem":224,"__hash__":225},"content\u002Farticles\u002Fcalculation\u002Fwhat-is-loss-rate.md","「ロス率」とは？",{"type":7,"value":8,"toc":208},"minimark",[9,13,22,27,121,124,152,155,158,161,166,175,178,194,197],[10,11,5],"h1",{"id":12},"ロス率とは",[14,15,16,17,21],"p",{},"フィルムの加工において、製品として出荷できずに捨ててしまう部分の割合を",[18,19,20],"strong",{},"ロス率","\nと呼びます。10,000メートルの材料を使って9,500メートルの製品ができた場合、500メートル（5％）がロスとなります。この数値をいかに下げるかが、工場の利益に直結します。",[23,24,26],"h2",{"id":25},"ロスのイメージ図どこで消える","ロスのイメージ図（どこで消える？）",[28,29,34,34,35,34,45,34,34,53,34,34,59,34,65,34,34,70,34,73,34,34,76,34,83,34,34,89,34,94,34,99,34,106],"svg",{"width":30,"height":31,"viewBox":32,"xmlns":33},"500","250","0 0 500 250","http:\u002F\u002Fwww.w3.org\u002F2000\u002Fsvg","\n  ",[36,37],"rect",{"x":38,"y":39,"width":40,"height":41,"fill":42,"stroke":43,"strokeWidth":44},"20","80","100","60","#e3f2fd","#2196f3","2",[46,47,52],"text",{"x":48,"y":48,"textAnchor":49,"fontSize":50,"fill":51},"70","middle","12","#0d47a1","材料 (100%)",[54,55],"path",{"d":56,"stroke":57,"strokeWidth":44,"markerEnd":58},"M 120 110 L 180 110","#999","url(#arrow)",[36,60],{"x":61,"y":48,"width":62,"height":39,"fill":63,"stroke":64},"190","120","#eeeeee","#9e9e9e",[46,66,69],{"x":31,"y":67,"textAnchor":49,"fontSize":50,"fill":68},"115","#616161","加工工程",[54,71],{"d":72,"stroke":57,"strokeWidth":44,"markerEnd":58},"M 310 110 L 370 80",[54,74],{"d":75,"stroke":57,"strokeWidth":44,"markerEnd":58},"M 310 110 L 370 140",[36,77],{"x":78,"y":79,"width":40,"height":80,"fill":81,"stroke":82,"strokeWidth":44},"380","50","40","#e8f5e9","#4caf50",[46,84,88],{"x":85,"y":86,"textAnchor":49,"fontSize":50,"fill":87},"430","45","#1b5e20","良品",[36,90],{"x":78,"y":91,"width":40,"height":80,"fill":92,"stroke":93,"strokeWidth":44},"130","#ffebee","#ef5350",[46,95,98],{"x":85,"y":96,"textAnchor":49,"fontSize":50,"fill":97},"185","#c62828","ロス (廃棄)",[100,101],"animate",{"attributeName":102,"values":103,"dur":104,"repeatCount":105},"opacity","1;0.3;1","2s","indefinite",[107,108,109,110,34],"defs",{},"\n    ",[111,112,117,118,109],"marker",{"id":113,"markerWidth":114,"markerHeight":114,"refX":115,"refY":115,"orient":116},"arrow","10","5","auto","\n      ",[54,119],{"d":120,"fill":57},"M 0 0 L 10 5 L 0 10 Z",[23,122,123],{"id":123},"ロスが発生する主な原因",[125,126,127,134,140,146],"ol",{},[128,129,130,133],"li",{},[18,131,132],{},"巻出し・巻終りロス",":\n機械にセットして流れが安定するまでの「通し損」や、ロールの最後に残る使い切れない部分。",[128,135,136,139],{},[18,137,138],{},"段取り（切り替え）ロス",":\n色合わせ（調色）や位置合わせ（見当合わせ）の間に流れるフィルム。",[128,141,142,145],{},[18,143,144],{},"耳カス（スリットロス）",":\n巾を整えるために左右を切り落とす部分。",[128,147,148,151],{},[18,149,150],{},"不良ロス",":\n印刷の汚れ、シワ、シール不良などで検品ではじかれた部分。",[153,154],"hr",{},[23,156,157],{"id":157},"ロス率の計算式",[14,159,160],{},"一般的には、以下の式で算出されます。",[14,162,163],{},[18,164,165],{},"ロス率（％） ＝ (材料投入量 − 完成品量) ÷ 材料投入量 × 100",[167,168,169],"ul",{},[128,170,171,174],{},[18,172,173],{},"実務のポイント",":\n見積計算では、このロス率を見込んで材料を発注します。「10,000枚作りたいなら、ロス5％を考えて10,500枚分の材料を用意しよう」という考え方です。",[23,176,177],{"id":177},"まとめ",[125,179,180,185,188],{},[128,181,182,184],{},[18,183,20],{},"は、材料のうち「製品にならなかった無駄」の割合。",[128,186,187],{},"多くの工程（印刷➡ラミ➡製袋）を通るほど、ロスは積み重なっていく。",[128,189,190,193],{},[18,191,192],{},"小ロット","（作る枚数が少ない）ほど、段取りロスの比率が大きくなり、単価が高くなる傾向があります。",[23,195,196],{"id":196},"参考文献",[167,198,199,202,205],{},[128,200,201],{},"日本包装学会 編『包装学便覧』",[128,203,204],{},"工場管理・生産管理の基本用語集",[128,206,207],{},"全日本プラスチック製品工業連合会 取引条件資料",{"title":209,"searchDepth":210,"depth":210,"links":211},"",2,[212,213,214,215,216],{"id":25,"depth":210,"text":26},{"id":123,"depth":210,"text":123},{"id":157,"depth":210,"text":157},{"id":177,"depth":210,"text":177},{"id":196,"depth":210,"text":196},"計算・実務","利益を左右する「ロス率」。印刷、ラミネート、製袋の各工程で発生するフィルムの無駄と、その計算方法を解説します。","md",{},true,"\u002Farticles\u002Fcalculation\u002Fwhat-is-loss-rate",{"title":5,"description":218},"articles\u002Fcalculation\u002Fwhat-is-loss-rate","G3RyOKc-qeKurvnWUE4bD1nhThIS6IOB3sjoVd3ZXmE",1791454731743]