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Metal Finishing Services for Fabricated Components

Protective and cosmetic finishing services applied as part of an integrated fabrication workflow.

At LGM Engineering, we provide a range of finishing services to enhance durability, appearance, and readiness for final use. These include powder coating, painted finishes, and precision polishing, allowing components to progress efficiently from fabrication through to completed products. Finishing is specified to suit both functional and aesthetic requirements, whether parts are intended for industrial environments or appearance-critical applications.

Powder coating provides a tough, uniform finish with excellent resistance to wear and corrosion, while painted finishes offer flexibility in colour, specification, and coating systems where required. Our finishing capability supports a wide range of component sizes and geometries, ensuring consistent coverage, reliable adhesion, and a professional end result across both small batches and production work.

Surface preparation plays a key role in finish quality and consistency. Where appearance is critical, we offer in-house polishing, achieving both satin and mirror finishes on suitable materials. Polishing is carried out with controlled processes to improve surface quality while maintaining dimensional integrity and part geometry.

All finishing operations are coordinated as part of our wider manufacturing workflow, allowing components to move smoothly from cutting, folding and fabrication through to finishing and onward delivery. This integrated approach reduces handling, improves consistency across batches, and ensures finished parts arrive ready for installation, assembly, or final use.

RAL colour swatch used for powder coating finishes
Painted fabricated Aluminium assembly manufactured by LGM Engineering

Painting & Polishing Capabilities

Finish Types

We provide powder coating, painted finishes, and in-house polishing, allowing fabricated components to be supplied ready for installation or final use across industrial and aesthetic applications.

Colour & Specification

Powder coating is available in a wide range of RAL colours, gloss levels, and textures. Painted finishes can be specified to suit functional or appearance-critical requirements.

Integrated Workflow

Finishing is fully integrated with laser cutting, folding and fabrication, reducing handling, maintaining quality control, and ensuring consistent results across batches.

Powder Coating

Painted finishes allow greater flexibility where specific colour matching, coating systems or surface characteristics are required, supporting a wide range of functional and visual specifications.

Painted Finishes

Painted finishes allow greater flexibility where specific colour matching, coating systems or surface characteristics are required, supporting a wide range of functional and visual specifications.

Surface Preparation

Components are prepared to ensure consistent coating adhesion and finish quality, with attention paid to coverage, edge definition and uniform appearance.

Satin Finish Polishing

We provide in-house satin polishing, producing clean, consistent surface finishes suitable for visible components and applications where appearance matters.

Mirror Polishing

Mirror polishing is carried out in-house on suitable materials, delivering high-reflectivity finishes for decorative or presentation-critical components.

Consistency & Quality

By managing finishing operations as part of our manufacturing process, we maintain consistent quality, predictable lead times, and repeatable results across prototype and production work.

Integrated Laser Cutting and Press Brake Folding

Maximise efficiency by combining laser cutting and press brake folding within a single, controlled workflow. We take your designs from flat sheet through to accurately formed components, maintaining precision and consistency at every stage.

  • Precision cutting preparation – CNC laser cutting of mild steel, stainless steel, and aluminium, accurately cut to size for forming

  • Custom cut components – Laser cut blanks produced to suit specific bend allowances and fold sequences

  • Accurate press brake folding – Multiple controlled bends and folds carried out on laser-cut parts using modern press brake equipment

  • Optimised blanks – Laser cut components sized and prepared to ensure efficient, repeatable press brake operations

By carrying out laser cutting and press brake bending under one roof, we reduce handling, shorten lead times, and maintain tighter quality control, resulting in reliable, cost-effective folded components.

100-tonne 3-metre CNC press brake at LGM Engineering in Surrey

Other Services

Engineering technical drawings with manufactured sheet metal components

CAD-CAM & Reverse Engineering

Sand timer with blurred clock background representing fast turnaround service

Express Service

CNC fibre laser cutting sheet metal at LGM Engineering in Surrey

Laser Technologies

Secondary sheet metal operations including rolling, drilling and tapping at LGM Engineering

Secondary Operations

Paint and Polishing FAQ’s

We offer:

  • Powder coating in a wide range of colours, textures and gloss levels

  • Painted finishes where specific coating systems or colour matching are required

  • Satin and mirror polishing, carried out in-house on suitable materials

Yes. Powder coating is available in a broad range of RAL colours, along with different gloss and texture options. If a specific colour or finish is required, this should be specified at quoting stage.

We finish components manufactured from:

  • Mild steel

  • Stainless steel

  • Aluminium

Suitability depends on material grade, thickness and part geometry.

Yes. Satin and mirror polishing are carried out in-house, allowing us to control finish quality and consistency where surface appearance is critical.

Powder coating provides a durable, uniform finish with excellent resistance to wear and corrosion. Painted finishes offer greater flexibility where specific coating systems, colour matching or surface characteristics are required. We’ll advise on the most suitable option for your application.

Yes. We regularly finish welded and fabricated components, including assemblies produced in-house. Part geometry and weld detail are considered to ensure consistent coverage and appearance.

Yes. Finishing is integrated with laser cutting, folding, welding and secondary operations, reducing handling and ensuring consistent quality throughout manufacture.

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