Heating the aluminum bars at a temperature between 410°C to 500°C and heating the mould as well.
Electrophoresis means to coat a layer of water-soluble acrylic acid paint on the oxidation film with the help of electrophoresis.
It is very important to make mould with high quality to obtain the best squeezing surface quality of aluminium extruded sections.
Aluminium sliding windows are an practical, atttactive and affordable component of most modern building projects.
The powder coating means to spray the powder on the surface of the aluminum profiles matrix with the help of electrostatic interaction.