Driving precision in Indian automotive manufacturing
The Indian automotive sector — one of the world's largest — demands uncompromising tool life, dimensional consistency, and high-volume throughput. Sumitomo's automotive-grade tooling is trusted by OEMs and Tier-1 suppliers for engine, transmission, chassis, and EV component machining.
KEY APPLICATIONS
- check_smallCylinder bore turning & finishing
- check_smallCrankshaft & camshaft turning
- check_smallGear hobbing & shaping
- check_smallHardened steel finishing (HRC 45–65)
- check_smallAluminium alloy milling (EV trays)
- check_smallCast iron drilling & boring
RECOMMENDED TOOLING
SUMIBORON BNC Series
CBN for hardened steel finishing — brake discs, bearing housings
SUMIDIA PCD
Diamond tooling for aluminium engine blocks and EV housings
WC Carbide — AC/AH Series
General turning & milling of cast iron and steel components
Certified precision for flight-critical components
Aerospace manufacturing demands tools capable of machining titanium alloys, nickel superalloys (Inconel, Waspaloy), and CFRP composites — materials that are notoriously difficult to cut. Sumitomo's specialist grades deliver controlled tool wear, surface integrity, and traceability for AS9100 and NADCAP environments.
KEY APPLICATIONS
- check_smallTitanium structural turning & milling
- check_smallNickel alloy blade / disk machining
- check_smallCFRP panel trimming & drilling
- check_smallStainless steel airframe parts
- check_smallLanding gear component turning
- check_smallEngine casing boring
RECOMMENDED TOOLING
ACE Series (Ti Grades)
Dedicated carbide grades with specialised geometry for Ti-6Al-4V
SUMIBORON BX Series
High-speed CBN turning of heat-resistant superalloys
SUMIDIA DCN / DCA
PCD routing and drilling for CFRP and GFRP composites
Versatile tooling for job shops and fabricators
India's general engineering sector — spanning pump manufacturers, valve makers, fabricators, and job shops — requires a broad, reliable tool range across steel, cast iron, and stainless. Sumitomo's comprehensive carbide portfolio covers every common machining operation with proven, cost-effective grades.
KEY APPLICATIONS
- check_smallGeneral turning of steel & SG iron
- check_smallFace & shoulder milling
- check_smallDrilling and tapping
- check_smallStainless steel turning & grooving
- check_smallBoring and reaming
- check_smallParting and threading
RECOMMENDED TOOLING
AC/EH Series Inserts
Workhorse carbide grades for steel and cast iron turning
WEX / SEC Series
General-purpose milling cutters for face and contour work
SDS Drill Series
Solid carbide and indexable drills for steel and CI
Mirror-finish accuracy for toolroom and mould making
Die and mould machining centres demand tools that maintain tight tolerances and superior surface finish across hardened tool steels (HRC 50–65) and pre-hardened alloys. Sumitomo's CBN and micro-grain carbide grades enable hard milling strategies that reduce or eliminate grinding, cutting lead times significantly.
KEY APPLICATIONS
- check_smallHard milling at HRC 50–65
- check_smallCavity roughing & semi-finishing
- check_smallProfile and rib milling
- check_smallDeep hole drilling in tool steel
- check_smallMirror-finish surface turning
- check_smallElectrode graphite milling
RECOMMENDED TOOLING
SUMIBORON BNS Series
CBN ball-nose milling for hard cavity finishing
Micro-Grain Carbide (ZX)
Ultra-fine carbide end mills for hard steel profiling
Deep Hole Drill Series
Straight-flute drills for cooling channel work in moulds
Reliable tooling for power generation and oil & gas
Power generation equipment — turbine blades, pump casings, valve bodies, and pressure vessels — involves large-diameter turning and milling of alloy steels, duplex stainless, and heat-resistant alloys. Sumitomo's energy-sector grades ensure productive, stable cutting in demanding environments.
KEY APPLICATIONS
- check_smallLarge OD / face turning
- check_smallTurbine blade profiling
- check_smallFlanges & pipe fitting turning
- check_smallDeep boring of pressure vessels
- check_smallDuplex & super-duplex turning
- check_smallThreading of large fasteners
RECOMMENDED TOOLING
AC Series — SS Grades
Stable, chatter-free turning of duplex and austenitic stainless
SUMIBORON BNS
CBN for finishing of hardened alloy steel turbine components
Heavy-Duty Threading
External and internal thread turning for pipe and fasteners
Micro-precision tooling for life-critical implants
Medical device manufacturing in India is growing rapidly, with demand for orthopaedic implants, surgical instruments, and diagnostic housings. Sumitomo's ultra-fine carbide and PCD tools deliver the micron-level accuracy and bio-compatible surface finish required for titanium, cobalt-chrome, and PEEK machining.
KEY APPLICATIONS
- check_smallBone screw and implant turning
- check_smallHip & knee prosthesis milling
- check_smallSurgical instrument forming
- check_smallPEEK and polymer machining
- check_smallCobalt-chrome finishing
- check_smallMicro-drilling of dental parts
RECOMMENDED TOOLING
ACE Ti-Micro Grades
Fine-edge carbide for clean cuts in Ti Grade 5 and Grade 23
SUMIDIA PCD Fine
Diamond tools for PEEK, UHMWPE, and alumina ceramics
Micro End Mills (ZX)
Sub-1mm carbide tools for dental and micro-surgical parts
Heavy-duty tooling for India's rail and infrastructure build-out
India's rapidly expanding rail network — metro systems, high-speed rail, Vande Bharat — and infrastructure projects demand reliable machining of heavy components including axles, wheel sets, bogies, and structural steel. Sumitomo's heavy-duty grades provide stable performance in interrupted cuts and variable stock conditions.
KEY APPLICATIONS
- check_smallWheel profile reprofiling
- check_smallAxle turning and grinding
- check_smallBogie frame milling
- check_smallCoupler and brake turning
- check_smallStructural section drilling
- check_smallHeavy interrupted cuts
RECOMMENDED TOOLING
AH Heavy-Duty Grades
Tough carbide inserts for interrupted and scale-on cuts
SUMIBORON Wheel CBN
CBN inserts for hardened railway wheel reprofile operations
Heavy Face Mill (WFX)
Large-diameter face mills for bogie frame surfacing
Ultra-precision tooling for electronic enclosures and semiconductor parts
As India's electronics manufacturing sector grows under PLI schemes, demand rises for ultra-precision machining of aluminium and copper housings, heat sinks, PCB fixtures, and semiconductor lead frames. PCD and fine-grain carbide tools are essential for the burr-free finishes required in this sector.
KEY APPLICATIONS
- check_smallAluminium 5-axis milling
- check_smallCopper heat sink machining
- check_smallPCB drill fixture boring
- check_smallThin-wall aluminium turning
- check_smallLead frame stamping die work
- check_smallMirror-finish non-ferrous turning
RECOMMENDED TOOLING
SUMIDIA PCD — DCA/DCF
High-speed PCD for burr-free Al and Cu machining
Fine-Grain Carbide (ZX)
Sub-micron grain end mills for tight tolerance aluminium parts
Diamond-Coated Tools
CVD-diamond drills and end mills for composite and graphite