27 yrs

Machining experience

5–10 µm

Tolerances held

ISO 9001

& ISO 14001 certified

NDA

Signed as standard

24/7

Machining available

Overview

What CMM Inspection Tells You

5-axis scanning CMM inspection, with reports on request, including a standalone service for parts made elsewhere.

Inspection compares measured characteristics with specified requirements. Send the drawing or model and identify the features to check. Machining envelope and machining tolerance figures do not establish the CMM measuring range or measurement uncertainty; discuss inspection suitability directly.

Based at Unit 1, South Fens Enterprise Park, Fenton Way, Chatteris PE16 6WA, APT serves Cambridgeshire, Northamptonshire, Oxfordshire and Leicestershire. Industries served include aerospace, defence, motorsport and medical, with a strong R&D and prototype focus.

Two in-house machinists run the machines, supported by a trusted network of CNC programmers and inspectors built up over 20+ years. Work is seasonal, with consultants and contractors brought in during busy periods.

The risk

Planning Your CMM Inspection Enquiry

Inspection compares measured characteristics with specified requirements. Send the drawing or model and identify the features to check. Machining envelope and machining tolerance figures do not establish the CMM measuring range or measurement uncertainty; discuss inspection suitability directly.

Drawing requirements

Identify the dimensions and features that control fit and function. Include the drawing revision and material grade.

Physical sample

If drawings are unavailable, a physical part can be scanned and modelled to produce full drawings. Explain any known wear or damage.

Required date

Include your target date and discuss feasibility. Overnight and weekend machining is available when needed.

Inspection requirements

Specify whether you need CMM inspection and an inspection report. Reports are supplied on request.

Our process

How Your Job Runs, Step by Step

  1. 01

    Parts

    Send details of the parts, including parts made elsewhere.

  2. 02

    Requirements

    Provide drawings or models and identify the features to check.

  3. 03

    Scope

    Discuss inspection suitability and reporting requirements with APT.

  4. 04

    CMM inspection

    Inspection uses a 5-axis scanning CMM.

  5. 05

    Report request

    Inspection reports are supplied on request.

What you get

The Difference It Makes

Small-batch focus

One-offs, prototypes and typical batches of 1 to 100 parts.

Machining experience

Founded and wholly owned by Thomas White, a precision engineer with 27 years of machining experience.

Confidentiality as standard

An NDA is signed with every customer.

Certified systems

ISO 9001, ISO 14001 and Cyber Essentials certified.

Flexible capacity

Consultants and contractors support busy periods; overnight and weekend machining is available when needed.

Inspection on request

5-axis scanning CMM inspection reports on request, including for parts made elsewhere.

In detail

CMM Inspection: Capability and Enquiries

Confirmed equipment, services and requirements for discussing your part.

In-process and final inspection on our own parts

Where a batch runs over several days, periodic in-process checks catch tool wear or thermal drift early, before it produces a run of parts that would otherwise need reworking or scrapping.

Reverse engineering support

This combination of scanning for overall geometry and CMM probing for precision features is also used when verifying a replacement part against the original before it goes into service.

Machining equipment and software

APT uses DMG MORI CMX 70 U and Matsuura MX-520 5-axis milling machines, with OPEN MIND hyperMILL and Autodesk Fusion for CAM programming. Machining tolerances are 5 to 10 microns (0.005–0.010 mm).

Machining size and batch range

Maximum machining part size is 675 mm × 600 mm × 550 mm (X × Y × Z), with cylindrical parts up to 600 mm diameter. Typical batches are 1 to 100 parts; one-offs and prototypes are welcome. Contact APT about the suitability of your particular part.

Materials

Materials machined include aluminium, stainless steel, titanium, plastics and exotic alloys. APT has also machined glass and carbon. Please specify the material and grade in your enquiry so suitability can be discussed.

Inspection and certification

APT holds ISO 9001 quality management, ISO 14001 environmental management and Cyber Essentials certification. A 5-axis scanning CMM is used for inspection, with inspection reports supplied on request. Standalone inspection is also available for parts made elsewhere.

Files and confidentiality

STEP, IGES and technical drawings are accepted. An NDA is signed with every customer as standard. If no drawing exists, send a physical part for scanning, modelling from the scan and production of full drawings.

Team and availability

Two in-house machinists run the machines, supported by a trusted network of CNC programmers and inspectors built up over 20+ years. Work is seasonal, with consultants and contractors brought in during busy periods.

Opening hours are Monday to Friday, 7am to 6pm, as previously confirmed for this website. 24/7 machining is available, including overnight and weekend running when needed. Contact APT to discuss your required date and availability; extended running does not mean every deadline can be met.

FAQs

Common Questions

What quantities do you machine?

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Typical batches are 1 to 100 parts. One-offs and prototypes are welcome, with a strong R&D focus.

Which materials have you machined?

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Materials machined include aluminium, stainless steel, titanium, plastics and exotic alloys. APT has also machined glass and carbon. Please specify the material and grade in your enquiry so suitability can be discussed.

Which files do you accept?

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STEP, IGES and technical drawings are accepted. An NDA is signed with every customer as standard. If no drawing exists, send a physical part for scanning, modelling from the scan and production of full drawings.

Can you inspect parts made elsewhere?

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Yes. Standalone inspection on a 5-axis scanning CMM is available, with reports supplied on request.

Is my design kept confidential?

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An NDA is signed with every customer as standard.

Is overnight or weekend machining available?

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Yes. 24/7 machining is available when needed. Contact APT about your deadline and current availability.

Which CMM do you use?

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A 5-axis scanning CMM. Contact APT to discuss the measuring range and accuracy needed for your part.

What should I send for an inspection enquiry?

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Details of the parts and drawings or CAD models showing the characteristics and tolerances to check.

Discuss Your CMM Inspection Requirements

Send your files or details of your physical part, with material, quantity and your required date. Call 07717 694970 or email info@aptechno.co.uk.

ISO 9001 · ISO 14001 · Cyber Essentials · NDA signed as standard

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