CNC Machining

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βš™οΈ 5-Axis Machining πŸ”© Β±0.01mm Tolerance

Precision CNC
Machining
Services

Advanced multi-axis CNC milling, turning, and EDM services for complex metal and plastic components. From rapid prototypes to full production runs, we deliver uncompromising accuracy.

Tolerance
Β±0.01mm
CNC Precision
Max Workpiece
2.5m
Envelope
Machine Shop: RUNNING
Machining Certifications
ISO 9001 AS9100 PPAP FAIR
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CNC Machining Centre

Precision Machining, Engineered to Perfection

SteelForge CNC Machining delivers high-precision components for aerospace, automotive, medical, and industrial applications. Our climate-controlled facility houses the latest 5-axis machining centres, multi-tasking turning centres, and wire EDM machines.

We specialise in complex geometries, tight tolerances (Β±0.01mm), and a wide range of materials from aluminium and stainless steel to titanium and engineering plastics. Every component is backed by full dimensional inspection and material certification.

5-Axis Milling CNC Turning Wire EDM CMM Inspection
Discuss Your Machining Project

CNC Machining Services

Comprehensive precision machining capabilities covering the full spectrum of CNC processes, all under one roof.

5-Axis CNC Milling

Simultaneous 5-axis machining for complex, multi-sided components in a single setup. Dramatically reduces cycle times while achieving exceptional surface finish and geometric accuracy.

Up to Ø800mm ±0.01mm Full 5-axis

CNC Turning

Multi-axis turning centres with live tooling for mill-turn operations. Capable of producing complex shafts, bushes, and precision cylindrical components in a single operation.

Ø500 x 1500mm Live tooling Sub-spindle

Wire EDM

Ultra-precise wire electrical discharge machining for intricate profiles, tight corners, and hard materials that are difficult to machine conventionally. Surface finishes down to Ra 0.2Β΅m.

300 x 400mm Β±0.005mm Ra 0.2Β΅m

Rapid Prototyping

Fast-turnaround prototyping services to validate designs before full production. We work directly from your CAD models, delivering functional prototypes in days, not weeks.

3–5 day lead Any material DFM feedback

Production Machining

Scalable production runs from 50 to 50,000+ parts with full process control, SPC monitoring, and consistent quality. Automated loading and in-process gauging ensure repeatability.

50–50k+ parts SPC controlled Kanban available

Assembly & Sub-Contract

Complete manufacturing solutions including machining, surface treatment, assembly, and testing of finished sub-assemblies. We manage the entire supply chain for you.

Full assembly Plating/anodising Laser marking

Machining Process

01

CAD/CAM Review

Detailed analysis of 3D models, tolerances, and material specifications

02

Toolpath Generation

Optimised CAM programming for cycle time, surface finish, and tool life

03

Setup & Machining

Precision fixturing, tool setting, and multi-axis CNC machining

04

In-Process Inspection

Real-time probing, SPC data collection, and dimensional verification

05

Final QC & Delivery

CMM inspection, surface finish check, and scheduled dispatch

Machining Capabilities

βš™οΈ
5-Axis

Milling Centres

DMG Mori and Mazak 5-axis machines with 18,000 RPM spindles and 120-tool ATCs for complex, high-speed machining.

πŸ”„
9-Axis

Turn-Mill Centres

Multi-tasking machines combining turning, milling, and drilling in one setup. Sub-spindle and Y-axis for complete machining.

πŸ”©
Ø0.1mm

Wire EDM

AgieCharmilles wire EDMs cutting intricate profiles with 0.1mm wire diameter and sub-micron accuracy.

πŸ“
CMM

Dimensional Inspection

Zeiss coordinate measuring machines with 3D scanning capability. Full FAIR reports to AS9102 standards.

πŸ€–
FMS

Automated Pallet System

Flexible manufacturing system with 20-pallet pool for lights-out machining and unattended weekend running.

Materials We Machine

6082 / 7075
Aluminium Alloys

High-strength aerospace-grade aluminium for lightweight, corrosion-resistant components. Excellent machinability and surface finish.

303 / 316L
Stainless Steel

Austenitic stainless steels for medical, food, and marine applications. Precision machined with excellent surface integrity.

Ti6Al4V
Titanium Alloys

Aerospace-grade titanium for high strength-to-weight ratio and corrosion resistance. Specialist tooling and machining strategies.

S275 / EN24T
Carbon & Alloy Steel

Wide range of engineering steels including pre-hardened, case-hardening, and through-hardening grades for mechanical components.

PEEK / Acetal
Engineering Plastics

High-performance thermoplastics for chemically resistant, lightweight, and electrically insulating precision components.

Machining Projects

Aerospace
Titanium Structural Brackets – Satellite Programme
5-axis machined Ti6Al4V brackets for a commercial satellite constellation. 150-off batch with full AS9102 FAIR, CMM inspection, and material certs. 0.02mm true position tolerance achieved.
Medical
Surgical Instrument Handles – 316L Stainless
Precision machined and electropolished handles for laparoscopic instruments. Complex organic geometry with mirror finish.
Motorsport
Aluminium Uprights & Hubs – Formula Student
Complex 5-axis machined 7075-T6 uprights with weight-optimised pockets. 20 sets delivered in 2 weeks.
Industrial Machinery
Precision Gearbox Components – EN24T Steel
Turn-milled gearbox shafts and housings for high-speed packaging machinery. 2,500-part production batch with SPC data pack.
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Quality Engineers

CNC Machining FAQ

What tolerances can you achieve?

Our standard machining tolerance is Β±0.05mm, with achievable tolerances down to Β±0.01mm on critical features. For Wire EDM, we can hold Β±0.005mm. All tolerances are verified using calibrated Zeiss CMM equipment, and we provide full dimensional reports with every batch.

Do you offer prototyping as well as production?

Absolutely. We provide rapid prototyping services with lead times as short as 3 working days. Our engineers will review your CAD model and provide design-for-manufacture feedback to optimise the part for production. Once the prototype is approved, we seamlessly transition to full production runs.

What file formats do you accept?

We accept all common CAD formats including STEP (.stp), IGES (.iges), Parasolid (.x_t), and native files from SolidWorks, Inventor, and Fusion 360. A fully dimensioned PDF drawing is also helpful. Our CAM team programmes directly from your 3D model.

Do you provide material certification?

Yes, every material batch comes with full mill certification (EN 10204 3.1 or 3.2 as required). For aerospace and medical projects, we provide full traceability from raw material to finished part, including heat treatment and surface treatment certifications.

Can you handle finishing operations?

Yes, we offer a complete range of finishing services including anodising (Type II and Type III), hard chrome plating, electroless nickel plating, passivation, powder coating, and laser marking. We manage the entire process through our approved supply chain, delivering finished components ready for assembly.

Request a Machining Quote

Tell us about your CNC machining requirements and our estimating team will provide a detailed quotation within 24–48 business hours.

Free technical review & DFM feedback
Detailed cost breakdown with lead times
No obligation – fully confidential
Response within 24–48 working hours

Your information is confidential and will never be shared with third parties.

βš™οΈ Precision Machined Components, On Time

Ready to Machine
Your Next Project?

Contact our CNC team today. We'll review your drawings and provide a detailed quotation with lead times within 48 hours.

Contact Our Machining Team

Machine Shop Address
SteelForge Industrial Park
Unit 22–26, Forge Road, Sheffield S9 2PR, UK
Phone
+44 (0) 1234 567 891
Mon–Fri 7am–6pm | Emergency 24/7
Email
cnc@steelforge.co.uk
We respond within 24 business hours

SteelForge CNC Machining Facility, Sheffield

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