Current Issues

Current Issues

Cleaning agents containing borate are frequently used for degreasing aluminium or other alkali-sensitive non-ferrous metals. Due to the buffering effect, borates stabilise the pH value of the degreasing solution, as a result of which an attack on materials such as brass or...

The PROSEAL series is a passivation system developed specially for high corrosion protection of zinc and zinc alloys.

The new PROSEAL CF 270 is a cobalt-free thick-film passivation system with a very high corrosion protection that meets automotive standards.

Advantages:

  • Passiv...

In connection with REACH we receive lots of inquiries from our customers. We would therefore like to inform you about REACH and the stage reached in our work.

REACH is the EU legislation on chemicals and applies to all of us. 

As it is usual in business transactions, you can...

Our new chromium(VI)-free blue passivating agent PROSEAL XZ 130 produces on electroplated zinc surfaces a sparkling blue passive film which is retained even after tempering at 200 °C. Passivation functions at room temperature and thus contributes to energy saving. The blue colour...

Our liquid product removes oxide and scale layers from iron and steel surfaces at pH values between 6.0 to 7.0. In combination with degreasing agents from our SURFACLEAN range it can also be used in case of slight greasing of the work pieces for spray or immersion cleaning. In a...

For your convenience simply send your order to: bestellungen@kiesow.org

Our product contains polyfluorinated tensides. These substances are used worldwide in large quantities as successor products to PFOA and/or PFOS and are currently in line with the state of the art. We purchase the raw material for PROQUEL OF from a well-known producer with many...