CBN Small Hole Boring Bar Systems BSME Series . - Sumitomo

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TOOLING NEWS E-124P M K N S HCBN Small Hole Boring Bar SystemsBSME SeriesSEXC SeriesBSME Series with brazed CBN cutting edge Minimum bore diameter 2,5mmSEXC Series with indexable CBN insert Minimum bore diameter 4,0mm

CBN Small Hole Boring Bar SystemsBSME/SEXC SeriesFeaturesBasic System- New ultra small boring barwith CBN cutting edge- Internal coolant- Easy setting and handling- High accuracy- Carbide body for high rigidity- One sleeve for different diametersSleeveCBN-InsertBoring bar (internal coolant)2 Types of CBN Small Hole Boring Bar SystemBSME - CBN Brazed Cutting Edge TypeSEXC - Indexable CBN Insert TypeMin. bore diameter: Ø2,5-5,0mmMin. bore diameter: Ø4,0-6,0mm2 corner insertsUnique cuttingedge shapewith high qualityand sharpnessInternal coolanthole (standard)Internal coolanthole (standard)Clamp screwsClamp screwsSleeveSleeveLocation pinLocation pinBoring barBoring barClamp screwsExcellent repeatability of boring bar(deviation within 0,020mm)Location pin for controlledcutting edge positionHigh PrecisionApplication RangeSEXCTypeBSMEType 2,03,0Recommended Cutting Conditions4,0Spindle Speed(n) 2000min-1Low speed may cause chattering and chipping on thecutting edge.Depth of Cut (ap)0,01 - 0,15mmExcessive depth of cut maycause larger tool deflectionresulting in deterioration ofbore accuracy.Feed Rate (f)5,06,0Bore Diameter (mm)20,01 - 0,1mm/rev-

CBN Small Hole Boring Bar SystemBSME SeriesBSME-Type with Internal CoolantFig. 2ØDmin10 10 Ød1Ødh6fGeneral, FacingØDmin5 l2Ød1fBSMEØdh6Fig. 15 l1l2l1Sharp edge (no honing)Boring BarGradeDescriptionDimensions (mm)BN2000RLllllBSMER/L 25020D2S6BSMER/L 25020D3S6BSMER/L 25020D4S6BSMER/L 30020D2S6BSMER/L 30020D3S6BSMER/L 30020D4S6BSMER/L 35020D2S6BSMER/L 35020D3S6BSMER/L 35020D4S6BSMER/L 40020D2S6BSMER/L 40020D3S6BSMER/L 40020D4S6BSMER/L 45020D2S6BSMER/L 45020D3S6BSMER/L 45020D4S6BSMER/L 50020D2S6BSMER/L 50020D3S6BSMER/L 50020D4S6 llll llll llll llll llll 0202 Delivery on requestEuro stockAdapter Sleeve and PartsØ20ØDsAligment Tooll1DescriptionStockHBSM6020lDimensions tionStockAFBSM60lIdentificationBSMESumitomoCBN ProductSpecial MiniSolid CarbideBar with InnerCoolantR/LR: Right HandL: Left Hand3 5 02 0MinimumBore Diameter(Ø3,5mm)Nose Radiusof Edge(Ø0,20mm)3D3L/D - Ratio ofWorking LengthS6ShankDiameter

CBN Small Hole Boring Bar SystemSEXC SeriesSEXC-Type with Internal CoolantØDminSEXC10 fØd1Ødh6General, Facing5 l2l1ySpare PartsBoring BarDescriptionE06D2 SEXCR/L03-04PE06D3 SEXCR/L03-04PE06D2 SEXCR/L03-05PE06D3 SEXCR/L03-05PE06D2 SEXCR/L03-06PE06D3 SEXCR/L03-06PDimensions (mm)StockRllllllL y6,0InsertScrewApplicableSleeve13 MIB1,6-2,012 HBSM6020 MIB1,6-2,511 MIB1,6-3,0Wrench0,2SDBSMl Euro stockAdapter Sleeve and PartsØ20TighteningTorque(N·m)ØDsAligment Tooll1DescriptionHBSM6020StockDimensions ptionStockAFBSM60lCBN InsertØ3,3175 DescriptionECXA030X02LE NU2ECXA030X02LF NU2Notes:7 Applicable wrench SDBSM is recommendedwhen fastening the insert screw.Please check insert screw occasionally andreplace it in time.1,15GradeNoseRadiusBN2000 BN7000 (mm)lllCutting EdgePreparation0,20,2sharp honesharpIdentificationE0 6 D2Carbide BarwithCoolant HoleSL/D Ratioof WorkingLengthShankDiameter(Ø6mm)EXInsert ReliefAngleC 7 Insert ShapeE Diamond75 Insert ClampSystemS Screw TypeR/L 0 3 - 0 4CApproch Angleof Main CuttingEdge4R: Right HandL: Left HandInsert Size(ØIC)Minimum h

CBN Small Hole Boring Bar SystemsBSME/SEXC m of the Clamping SystemClamp screws forboring barPin for controlledcutting edge positionMounting Instruction1.Insert alignment tool into the sleeveuntil you connect with the pin inside.Gently lock the screws to hold.2.Locate the sleeve into your toolholding system.Gently lock the screws to hold.3.Clock the flat of the alignment tool intoa straight position.Afteradjustment,equipped boring barhas automaticallycutting peak heightof zero on the centerof tool.4.Use pre setting machine to set the diameter of the boring bar.5

CBN Small Hole Boring Bar SystemsBSME/SEXC SeriesApplication ExampleSmall Hard Boring for Machine PartsHard Boring for Small Automotive PartsWork:Material:Threaded sleeveC60 HRC60Boring Bar:BSMER30020D3S6Work:Material:Cupnut parts100Cr6 700-800 HV10Process:Cone turningGrade:BN2000Process:Criteria:Process stability /Tool lifeMachine:Swiss type CNC latheCutting Data: vc 28-48m/minf 0,02mm/revap 0,02-0,05mmBoring(Inner diameterØ 7,1 0,025mm)Coolant:OilInsert:Grade:ECXA030X02LF NU2BN2000Cutting Data: vc 156m/min(7000rpm)f 0,03mm/revap 0,10mmCriteria:Surface roughness /Tool lifeMachine:Swiss type CNC lathe Coolant:Comp.400 - 1500pcs1500E06D3 SEXCR0306PEmulsionSumitomo 2700pcsSumitomo 3600pcsComp.Boring Bar:3000 (pcs)600pcs1500Sumitomo boring bar gives customer a stable process.Very good handling and process stability.3000 (pcs)Sumitomo boring bar system makes stable cutting process andhuge cost saving.(Germany)SUMITOMO ELECTRIC Hartmetall GmbHSiemensring 84, D - 47877 Willich(UK and Ireland)SUMITOMO ELECTRIC Hardmetal Ltd.Summerleys Road, Princes RisboroughBuckinghamshire HP27 9PW, UKTel. 49(0)2154 4992-0, Fax 49(0)2154 41072e-Mail: Info@SumitomoTool.comInternet: www.sumitomoTool.comTel. 44(0)1844 342081, Fax: 44(0)1844 342415e-Mail: enquiries@sumitomo-hardmetal.co.ukInternet: www.sumitomo-hardmetal.co.ukDistributed by:E-124-8/14-MD-LU6

Sumitomo boring bar system makes stable cutting process and huge cost saving. (pcs) Sumitomo Comp. 3600pcs 400 - 1500pcs Sumitomo boring bar gives customer a stable process. Very good hand

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