Tweeler AB — Knowledge

Die Casting Blog

Technical guides and sourcing advice on aluminium die casting — alloy selection, design for manufacturing, tolerances, surface finishes and more.

TECHNICAL GUIDE

HPDC vs Gravity Casting

How high-pressure die casting compares to gravity casting on tooling cost, cycle time, tolerances and break-even volume.

TECHNICAL GUIDE

Choosing the Right Aluminium Alloy

ADC12, A380, A360, AlSi9Cu3 and AlSi12 compared on strength, corrosion, machinability and castability.

SERVICES

Re-engineering in Die Casting

Recreating parts with no drawings — how reverse engineering from a physical sample works, step by step.

TECHNICAL GUIDE

Design for Die Casting (DFM)

Eight design rules — draft angles, uniform walls, fillets, ribs, undercuts and tolerances — that cut cost and defects.

TECHNICAL GUIDE

Die Casting Surface Finishes

As-cast, shot blasting, anodizing, powder coating, e-coating and chromate — and how to choose the right one.

SOURCING

Sourcing Die Casting from Asia

Tooling ownership, T1 approval, incoming inspection and lead times — sourcing from Asia without the risk.

TECHNICAL GUIDE

Die Casting Tolerances Guide

As-cast capability, parting-line stack-up, ISO 8062 and when to add CNC machining — specified correctly.

INDUSTRY

Die Casting for EV Components

Battery housings, motor and inverter enclosures, charging hardware, thermal management and megacasting.

TECHNICAL GUIDE

Die Casting Mould Maintenance

Lifespan, preventive maintenance, heat checking, soldering and storage — protecting your tooling investment.