Injection Molding and Die Casting

Injection molding and die casting

PVD coatings are often used on plastic injection molding and aluminum die casting tools to improve the functionality and lifespan of the tools. We apply a thin, hard and wear-resistant layer to the tool parts with the following advantages:

1. Improved wear resistance: PVD coatings significantly improve the wear resistance of tools, reducing the need for frequent tool maintenance and replacement.
2. Reduced Friction: PVD coatings can reduce the coefficient of friction between the tool surface and the injection molded plastic material/aluminum, helping to make the injection/molding process smoother and less stress on the tool.
3. Corrosion protection: PVD coatings can protect the surface of tools from corrosion that can be caused by chemical reactions between the tool and the injection material or environmental influences.
4. Improved ejection properties: PVD coatings improve the ejection properties of injection/cast products from the tool.
5. Reducing the "diesel effect".

In summary, the use of PVD coatings in injection molding and casting applications helps improve productivity, reduce costs, and improve the quality of injection/cast products.

COATING CONFIGURATOR

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Operation Injection material Material orodja
DLC (a-C:H)

DLC (a-C:H)

DLC is an amorphous carbon coating that combines the properties of diamond and graphite to provide strength, wear resistance and low friction, making it ideal for industrial and high-performance applications. It reduces friction and is ideal for protecting components, extending their life and improving operational efficiency. It also prevents the sticking of metal materials (e.g. aluminum) or plastic based ones.

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Advantages
Properties
Applications
Advantages
  • Excellent resistance to wear, which extends the life of components
  • Reduces friction, which improves efficiency and reduces the need for lubricants
  • High strength, which reduces wear even under high loads
Properties
  • Based on amorphous carbon (a-C:H)
  • Friction coefficient of 0.1
  • Possible doping of the top layer with Silicon (a-C:H:Si) for an even lower coefficient of friction (< 0.1)
  • Color: Anthracite
  • Coating application temperature: < 210°C (can be lower by agreement)
  • Maximum processing temperature: > 400 °C
Applications
  • Components for the automotive industry such as pistons, valves and gears
  • Sliding components where wear is present
  • Tools for reshaping and punching aluminum and metals under poor lubrication conditions
  • Where chemical inertness to chemicals is required
  • Components for electronics and optical devices due to low reflection and durability
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