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2≧1.90（drawing button dies）2≧Vmin（drawing Punches）P＞PC≧Pmin 0.01（L−F）＋α＋2≦BC≦BCmax（scrapless burring punchesーfree size type）　　（L−F）＋α＋2≦BC≦B（ejector burring punchesーfree size type）●Alter the tip“B”dimension.Range of designation2≦BC≦BCmax　　D 4・5 6・810〜P≦HC＜H（embossing punches・knockout pins）HHCCPCBBPBPPPBLCBCLLCLLCLCLLCTT●Reduce the tip（shaped hole）“P”dimension.Range of designationPC≧Pmin●Reduce the overall length“L”dimension.Range of designationLC＜LUnit of designation 0.1●Reduce the head diameter“H”dimension.Range of designationD≦HC＜H Dimension AlterationCode@/PPC（200）Unit of designationBC（200）Unit of designation 0.1Tip length BC≦L−30Table 1Burring punchesーtip R・tapered typeBCmax1.50〜1.992.00〜3.994.00〜5.996.00〜20354560LC（200）（Carbide drawing button dies 　　600） B is shortened according to（L−LC）（but B≧2）.Drawing button dies.Range of designationL−（B−S（R））＋2≦LC＜L10≦LC＜L（straight・dowel slot drawing button dies）13≦LC＜L（lapping drawing button dies・carbide drawing button dies）Unit of designation 0.1→Combined with LKC・LKP can be B dimension・press-in lead are shortened according to（L−LC）.HC（200）（Carbide drawing button dies 　　600） 0.1Unit of designationBending・chamfering・block engraving punches（flanged type）.Range of designation0≦HC＜1.5Unit of designation 0.1TC（200）●Reduce the head thickness“T”dimension.（Carbide drawing button dies 　　600）Range of designation2≦TC＜T3.5≦TC＜5（ejector type）4≦TC＜5（TiCN embossing punches）Unit of designation 0.1→Combined with TKC・TKCM can be The overall length L of burring punches・ejector burring punches・drawing button dies are shortened according to（5− TC）.When LC is applied, L is equal to LC.460P dimension alterationB dimension alterationL dimension alterationH dimension alterationT dimension alteration1.5HCTable 4Chamfering punches- shank cutting typeBCmax2030354560354560 0.01. Table 3Add. For details, refer to the specific page please.Spec. Table 1,2,4Table 2Drawing punchesTable 3Scrapless burring punchesーfree size typeBCmaxBCmax1.00〜1.191.20〜1.992.00〜2.993.00〜3.994.00〜5.996.00〜1520303545601.60〜1.992.00〜2.993.00〜3.994.00〜4.995.00〜 0.01.Guide for Punches & Button Dies for Forming Addition