Knowledge

Knowledge from the shop floor

Practical manufacturing knowledge from more than 45 years of contract manufacturing in metalworking and mechanical engineering: here we answer the questions buyers, design engineers and project managers ask us every day, with concrete figures, standards and experience from our production in Derschen, Germany. More articles are being translated continuously.

Welding in contract manufacturing

The complete overview: welding in contract manufacturingProcesses, standards, distortion and sourcing at a glance.Read article →Welding distortionCauses and countermeasures, with a practical table.Read article →MAG, MIG, TIG or laser?The process comparison with decision table.Read article →MAG welding explainedThe standard process for steel and EN 1090.Read article →TIG welding explainedPrecision for stainless, visible seams and root passes.Read article →MIG welding explainedPorosity-free joining of aluminium and non-ferrous metals.Read article →Hand-held laser weldingWhat the process can do and what it cannot.Read article →Welding stainless steelHeat tint, rust film and distortion under control.Read article →Welding structural steelS235, S355 and the rules of EN 1090.Read article →

CNC machining

The complete overview: CNC machiningMilling, turning, tolerances and cost logic explained.Read article →Machining large partsThe seven challenges of XXL machining.Read article →Having single parts milledProcess, data and cost logic from quantity one.Read article →Machining aluminiumCutting data, built-up edge and thin-walled parts.Read article →Machining stainless steelWork hardening and heat under control.Read article →What does CNC milling cost?The cost drivers explained honestly, with savings table.Read article →ISO 2768 general tolerancesWhat entries like mK mean, with value table.Read article →Machining welded structuresWhy the sequence weld, anneal, mill decides.Read article →

Assemblies & systems

Assembly manufacturingFrom drawing part to ready-to-install assembly.Read article →

Surfaces & painting

Industrial painting: coating systemsCorrosion protection from C2 to C5 to ISO 12944.Read article →