Surface treatment
Our high capacity plant for the surface treatment of pure alu-minium and aluminium die castings has two fully automated lines with both chemical and electrolytic processes. We apply state-of-the-art techniques in all stages of the process chain, from pre-treatment to surface treatment and drying. We also use vibration tumbling for small components.

Purification for the environment
All surface treatment equipment is connected to our cleaning plant, which eliminates environmentally hazardous emissions into water and satisfies our stringent environmental requirements and our concern for planet earth
Electrolytic processes
The surface treatment line offers high capacity for the following processes: Nickel/tin, copper/silver and chemical nickel.

Anodising of Aluminium
The line includes separate pre-treatment stages for pure aluminium and aluminium die castings.

Chromfree processes as a pre-treatment for coating
According to the RHOS directive we use chromefree passivate processes as a pre-teratment for coating. The pre-treatment stage also uses ultrasonic pre-treatment in order to give the very best outcome.

Tumbling
The tumbling of small components is performed with different types of ceramic chip.

 

 

 
  SURFACE TREATMENT
ENVIRONMENTAL & FIRE SAFETY POLICY
  Hellmer is a contract manufacturer of mechanics with a high level of processing. Environmental- and fire safety awareness is a part of the daily activities. Working conditions to prevent and limit damages of man, property and environment are made though:
continually improving and preventing pollution.
following relevant laws and requirements.
making employees aware of the environment issues.
saving energy and resources and striving for closed processes.
minimising emissions, waste and risks.
MACHINERY IN BRIEF

One line with 27 stations for chemical surface treatment, fully automated with capacity of 7 racks/hour

One line with 72 stations for electrolytic surface treatment,
fully automated with a capacity of 7racks/hour

Nickel/tin

Copper/silver

Chemical nickel

Anodising for aluminium

Complete Labratory for analysis and verification

Climate chamber

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  The Hultsfred Plant >>

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