DIN 69871 A140 DAT DAT/NBH DAT/BST 搪孔刀柄 DAT BORING HEAD SHANK(PRECISION) Fig.1 Fig.2 l1 NBH NBH/BST d C D 14 12 14 12 C D l1 d - Internal hole tolerance is H5. -Dynamic balancing G6.3 at 8000rpm, without an inspection report. - The balancing grade and revolution can be done according to customer request but the additional charge is needed. - 孔徑公差 H5 - 預設動平衡達 G6.3 8000rpm，不含檢測報告 - 若需更好的動平衡，須另外加價 拉頭Pull Stud 搪頭BoringHead A291/A294 A332 A340 A358 A367 A370 A393 規格 Spec. l1 D d C Fig. 重量 (KGS) Weight DAT40×NBH2084A 35 84 35 PCD.Ø60 4-M8 x 1.25P 1 1.70 DAT50×NBH2084A 35 84 35 1 3.50 FR60×NBH2084 14 84 35 PCD.Ø60 - - DAT40×NBH2084B-100 100 84 35 PCD.Ø60 4-M8 x 1.25P 2 2.00 DAT50×NBH2084B-100 100 84 35 2 4.00 DAT50×NBH2084B-200 200 84 35 2 11.00 DAT50×BST-100 100 95 50 PCD.Ø72 4-Ø13 2 5.60 DAT50×BST-150 150 95 50 2 4.00 DAT50×BST-200 200 95 50 2 8.75 DAT50×BST-250 250 95 50 2 9.76 DAT50×BST-350 350 95 50 2 12.8 DAT50×BST-400 400 95 50 2 14.0 ▍特點 Feature ▍選配表 Option l1 d1 錐度精度 Taper Precision AT2 真圓度 Roundness 0.001mm 表面粗造度 Surface Roughness Ra<0.4 同心度 Concentricity 0.005mm A 0.005 0.001 測試棒 TEST BAR - 皆通過真圓度測試機，精確檢驗通過 - 附精度檢驗表 ※ DAT30 與 BT30 共用；DAT50 與 BT50 共用 DAT30 and BT30 can be used in common. DAT50 and BT50 can be used in common. - Have passed the roundness testing machine, exact test passed. - With precision test table. 規格 Spec. l1 d1 同心度 Concentricity 真圓度 Roundness 重量 (KGS) Weight DAT40 - TS300L 300 40 0.005 0.001 3.00 ▍特點 Feature
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