Каталог Sumitomo пластины с кубическим нитридом бора Sumiboron - страница 112

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SUMIBORON Grooving Tool Holder BNGG Type ■ Characteristics ● High rigidity improves tool life Strong clamping reduces vibration and enhance chipping resistance. ● Grooving and Threading operations Grooving and Threading can be adopted by changing the support. SEC-Grooving Holder + SUMIBORON Insert can be used for Hardened steel grooving. Hardened Steel, Shallow Grooves External BNGG ■ Holders Fig1 Grooving Cat. No. Stock Cutting Edge Dimensions (mm) Groove depth Length Fig Inserts are not included. Applicable External Grooving CDX R L WF CDX LF Holders BNGG R/L2525-200 D 30.5 4 150 BNGNT0200 R/L 25 WF BNGG R/L2525-250 D 30.5 4 150 BNGNT0250 R/L LF Grooving BNGG R/L2525-300 D 30.5 5 150 BNGNT0300 R/L 1 BNGG R/L2525-400 D 30.5 6 151 BNGNT0400 R/L 25 25 BNGG-TT Fig2 Threading BNGG R/L2525-500 BNGG R/L2525-600 D D 30.5 30.5 6 7 151 152 BNGNT0500 R/L BNGNT0600 R/L External Threading CDX Threading BNTT1020 R/L BNGG R/L2525-TT D 28.5 5 150 2 BNTT1530 R/L 25 WF LF * Holder can be configured for grooving or threading by changing the support. ■ Inserts Dimensions (mm) Fig 1 Grooving Stock Width Groove Corner Cutting Length Applicable back taper 30’ CDX Cat. No. BN250 BNX20 BN350 BNX25 of cut depth radius edge Fig Holders R L R L R L R L CW CDX RE L WF3 CW±0.05 WF3 5.5 BNGNT0200 R/L D D 2.0 4.0 0.2 25 6.0 BNGG R/L 2525-200 2-RE 17 BNGNT0250 R/L D D 2.5 4.0 0.2 25 6.0 BNGG R/L 2525-250 Grooving L back taper 30’ BNGNT0300 R/L D D 3.0 5.0 0.4 25 6.0 BNGG R/L 2525-300 1 BNGNT0400 R/L D D 4.0 6.0 0.4 26 6.0 BNGG R/L 2525-400 BNGNT0500 R/L D D 5.0 6.0 0.4 26 6.0 BNGG R/L 2525-500 6° BNGNT0600 R/L D D 6.0 7.0 0.4 27 6.0 BNGG R/L 2525-600 Fig 2 Threading Threading BNTT1020 R/L D Pitch 1.0 to 2.0 0.14 25 4.0 RE 2 BNGG R/L 2525-TT BNTT1530 R/L D Pitch 1.5 to 3.0 0.2 25 4.0 6.0 WF3 60° 17 L L SUMIBORON ■ Parts Supports Clamp Adjustment Screw Spring Cap Screws Wrenches ■ Recommended Cutting Conditions Applicable Holder ● For Grooving Cutting Conditions H Hardened Steel Cutting Speed vc (m/min) 80 to 120 BNGG R/L2525-200 BNGS R/L 200 Feed Rate f (mm/rev) 0.03 to 0.07 BNGG R/L2525-250 BNGS R/L 250 BX0615 LH050 BNGG R/L2525-300 BNGS R/L 300 (Clamp) (Clamp) ● For Threading BNGG R/L2525-400 BNGS R/L 400 BNGC R/L FMJ GSP06 1.8 × 45 Cutting Conditions H Hardened Steel BNGG R/L2525-500 BNGS R/L 500 BX0414 LH030 (Support) (Support) Cutting Speed vc (m/min) 80 to 120 BNGG R/L2525-600 BNGS R/L 600 Feed Rate f (mm/rev) Largest Pitch 3.0 BNGG R/L2525-TT BNGS R/L TT L112