Klintevej 6, 8653 Them, DenmarkIndulak A/S provides aluminium coating and indoor steel coating from Them near Silkeborg. Its work combines substrate-specific pretreatment, polyester powder coating, colour and finish selection, and coating-related storage, masking, assembly, thread recutting and dispatch. The company traces its business origins to 1889.
For demanding outdoor aluminium applications, Indulak offers a C5 coating system using pre-anodising by HAI in Horsens. Already-anodised components are a separate service with explicit appearance and warranty limitations. GSB AL 631-5 Master approval covers the Them aluminium-coating business through 31 July 2027.
HAI in Horsens performs unsealed 3–8 µm pre-anodising, followed by powder coating at Indulak within 72 hours. This partner-supported system is offered for C5 corrosion conditions.