Sumitomo General Catalog 2025-2026

MOLD FINISH MASTER

MOLD FINISH MASTER

SUMIDIA Binderless Endmills NPDRS Type /NPDBS Type /NPDB Type SUMIDIA Coated Endmills SDCB Type SUMIBORON Endmills BNBR Type /BNBP Type /BNBC Type

I

SUMIDIA Binderless Radius Endmills NPDRS Type

SUMIDIA Binderless Ballnose Endmills NPDBS Type /NPDB Type

SUMIDIA Coat Ballnose Endmills SDCB Type

R Ball-nose

R Ball-nose

r Radius

I102

I112, I113

I114

For Finishing of Cemented Carbide and Hard Brittle Material For Finishing of Cemented Carbide and Hard Brittle Material · Adopts nano-polycrystalline diamond for the cutting edge, with higher hardness than single-crystal diamond · This enables direct engraving of cemented carbide, which is impossible for existing single- crystal or polycrystalline diamonds · Ideal for finishing hard brittle materials, including cemented carbide. Provides high-precision machining and long tool life

For Rough/Medium Finishing of Cemented Carbide and Hard Brittle Materials

· Provides high efficiency rough/medium finishing of carbide molds · Newly developed diamond coating exhibits stable tool life · PCD - SUMIDIA Binderless Endmill combination provides the highest-level machining precision

· Standard finish NPDBS type dramatically reduces machining cost · Precision finish NPDB type is polish-less to prevent shape deformation

CBN -SUMIBORON Ballnose Endmills BNBC Type

CBN - SUMIBORON Radius Endmills BNBR Type

CBN - SUMIBORON Ballnose Endmills BNBP Type

R Ball-nose

R Ball-nose

r Radius

For Copper Electrodes

For Hardened Steel

For Hardened Steel

· Ballnose radii of R0.1mm to R0.5mm are covered by this series · Adoption of grade with high CBN content provides excellent edge-sharpness performance and wear resistance · Achieves high quality milling with high precision cutting edge

· Achieves longer tool life in high-speed, high-precision machining from pre-hardened steel to high-hardness steel in excess of 60HRC · Excellent machined surface quality drastically reduces the grinding process · Cutting edge design suited to profiling and face milling, plus an extensive selection of grades allows a wide range of machining applications

I 23

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