“The future isn’t wire – less!”

Fine Wires and Coating Technology. Made in Sweden.


Luma Metall Company Movie.


Our business idea:

With a flexible and service-orientated organization develop, produce and provide global markets with high-quality precision wire with focus on long term business relationships characterized by high technology and niche needs. In Luma´s ”micro(n)world” everything starts with the customer. Creating long-lasting ”sustainable” customer relationships lies in the nature of our business because it often takes a long time to create products according to our customers demands.

Vision 2025:

  • To become a World-leading high-tech coating company
  • Use innovative process technology to reach best possible results for quality, environment and people.
  • Based on the high technology needs of our customers Luma will build long term business partnerships and become the natural No.1 choice for supply and development of precious metals coating technology and coated metal products.


Luma Metall AB is an independent producer with its head office and production plant in Kalmar, Sweden.


Jan 03, 2024


Our yearly holidays 2024 are:

Summer: July 8 – Aug 2
Winter / Christmas: Dec. 23, 2024 – Jan 3, 2025

Covid Update: No incidences or restrictions . Visitors allowed.


Nov 09, 2023

PLEASE OBSERVE: WITH EXCEPTION FOR EXISTING CUSTOMERS WE CANNOT ACCEPT ORDERS FOR NON PLATED WIRES ANY LONGER. This is due to our focus on plating technology and capacity needed for this purpose. Thank you for your understanding.

Nov 2022:

QUALITY MANAGEMENT: We are proud to announce that a big part of our employees have received green and black belt certifcations! Since 2016 Luma has educated 9 employees to work with continued improvement processes.

Green Belt is an intermediate program that prepares you to work on process improvement projects within a company. Black Belt is an advanced program that prepares you to manage and lead project teams.

8 of our staff members received the green belt, 1 the black belt.

Luma will continiously work further work with process- and quality improvement processes in order to keep up with the high demands of our customers and to be able to supply products of the best possible quality.


Luma Metall awarded – Leading the Way in High-tech Coating of Finest Wires

Download the article as pdf.


Nov 30, 2020
Space news: This amazing video shows the status of a large reflector mesh under construction and it´s testing. Luma supplies the gold plated Tungsten Wire for the mesh.

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Ultra Fine and Thin Wire

Luma specializes in manufacturing fine wire products

  • 80 years of experience in fine wire drawing and gold plating of ultra fine wire.
  • We offer very thin wires but still with a high strength.
  • Our thin wires are also available as gold plated.
  • Tungsten wire is available down to 4 micron = 0.00020 inch
  • We develop our own thin wire manufacturing processes and also design our own equipment to secure that we are able to meet our customers’ demands for thin wire products.

Material Analysis and Plating Services

  • Luma provides services like material analysis and plating on wire materials.
  • Custom plating service for several types of substrate metal wire.
    A well equipped laboratory for material analysis.
  • Through our technical service team we help our customers to solve problems.
  • We also participate in customer developments of suitable fine wires.

Ultra fine wire