Cast iron solutions
Innovative solutions
BIRN is one of Northern Europe’s largest foundries with roots dating back to 1896.
One of our major core competencies is to offer all services required in connection with a casting project
– from the initial concept to the final product.
We are the customer’s development partner during the actual design phase; we produce the pattern equipment;
we cast, machine, surface treat, assemble, and support our customer during the entire project.
Select area of interest
Design
With more than 125 years of experience, know-how and competence combined with utilization of advanced tools, new components can be designed and integrated into serial production.
Casting
BIRN is a fully equipped casting facility having an annual capacity of approx. 45,000 tons with five fully automatic Disamatic moulding lines.
Machining
50+ automated machining centres and turning lathes are ready to prepare your castings into ready-to-assemble parts.
Surface Treatment
We work closely with our customers to better understand the requirements of your parts and plan the surface treatment accordingly.
tons of cast iron produced annually
tons of cast iron produced annually
tons of cast iron produced annually
DISAMATIC moulding machines
CNC lathes and centers
shipping countries worldwide
Latest updates
BIRN Group publishes sustainability report for 2025
26 May, 2026BIRN Group publishes sustainability report for 2025 BIRN Group has just published its sustainability report for 2025. Al...
Denmark's largest iron foundry group is back in profit
18 May, 2026After a challenging 2024, BIRN Group is back in profit. The 2025 financial statements show a profit after tax of EUR 1.7...
International apprenticeship exchange at BIRN
8 April, 2026International apprenticeship exchange at BIRN offers new perspectives on the industrial technician profession When 19-ye...