Prime Engineering (Cornwall)

Lostwithiel, South Westest. 2018prime-engineeringsw.co.uk

Unit 9c Restormel Industrial Estate, Lostwithiel, PL22 0HG

Sets it apart · CNC Machining — UK · scanned 2026-08-20— click a claim to see its decomposition

About

PRIME ENGINEERING (CORNWALL) LTD, a UK contract manufacturer established in 2018 and based in Lostwithiel, Cornwall, offers a comprehensive 'one-stop' solution for quality machined components and parts. Their core capabilities include CNC milling and turning, conventional milling and turning, precision surface grinding on Jakobsen and Jones and Shipman machines, and centreless grinding on a BSA No.4 machine for diameters from 2mm to 100mm. The company also provides repairs, refurbishments, design and manufacture of tool fixtures and jigs, laser engraving, reverse engineering, keyway cutting, and light fabrication. Holding ISO 9001:2015 certification, PRIME ENGINEERING works with a variety of materials for engineering and wider industry applications, supplementing in-house operations with outsourced services like paint application, electroplating, and heat treatment.

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PRIME ENGINEERING (CORNWALL) LTD, established in 2018 and based in Lostwithiel, Cornwall, is a UK contract manufacturer positioning itself as a comprehensive 'one-stop' solution for its clients. The company specialises in the manufacture of quality machined components and parts, offering a suite of in-house engineering services.

Their core capabilities encompass CNC milling and turning, alongside conventional milling and turning. Precision grinding services include both surface grinding, utilising Jakobsen and Jones and Shipman machines, and centreless grinding on a BSA No.4 machine for diameters from 2mm to 100mm. They also provide repairs and refurbishments, design and manufacture of tool fixtures and jigs, laser engraving, reverse engineering, and keyway cutting. Light fabrication is also undertaken.

PRIME ENGINEERING (CORNWALL) LTD holds ISO 9001:2015 certification, demonstrating their commitment to quality control. They work with a variety of materials for engineering and wider industry applications, and complement their in-house operations with outsourced services such as paint application, electroplating, and heat treatment.

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CNC capability2

Sub-process
In-house design

Certifications & approvals1

ISO 9001

Quality & traceability1

3D scanning

Services & production1

DFM support
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CNC capability: Specialist categories · Named machine brands · Tier-one builder presence · CAM software · Aerospace-grade CAM · CAD software · Tolerance (typical) · Tolerance (tight) · Micro-machining · MOQ (minimum batch) · Lead time (weeks)

Materials & sectors: Materials · Industries served

Certifications & approvals: ISO 14001 · AS9100 · ISO 13485 · IATF 16949 · NADCAP · Primes supplied · ITAR registered

Welding & fabrication: Welding automation · Welding materials · Coded welding (any) · Fabrication offered · Fabrication sub-categories · EN 1090 EXC level

Quality & traceability: NDT methods · Part marking · Process traceability · CofC offered · Cleanroom assembly · Industrial CT · In-house toolroom · FAIR capability (AS9102)

Services & production: In-house finishing · Repeat orders (Kanban / VMI)