Amongst methods employed for protective and decorative purpose of aluminium profiles used in buildings and architecture line, powder coating is most common and getting popularity worldwide because of its outstanding stiffness, durability, cost effectiveness and above all a variety of attractive colours that it offers.
The quality of finished powder coated material is the result of both coating powder and powder coating process.
As such the first essential requirement of quality assurance in powder coating is quality of coating powder. For this we are using best available powders from Akzo Noble and Jotun Paints Ltd (Market Leaders in powder coating).
Powder Coating Process
Powder coating are solid paints ground in form of fine powder. The finely grinded powder is fluidized in a hopper with the help of dust and moisture free compressed air at low pressure. The fluidized powder is applied to the article by spraying with an electrostatic spray gun. Once the powder which is negatively charged is sprayed on the positively charged job in a booth, curing is done in baking oven at a temperature of around 180 to 225 deg. centigrade for 10-12 minutes, powder thereby getting fused gives a smooth and elegant finish.
At ALUCOAT first 7 tank pretreatment process of aluminum profiles is carried on cranes with minimum human interface, than on conveyorised line material go through pre heat oven for making it moisture free. With auto powder management system and sophisticated auto reciprocators guns and twin SS cyclone ensure uniform coating thickness. 27 mtr. long oven give perfect backing to article. Mechanically surface protective film is applied on extrusions to avoid scratches during transit and installation. Before dispatch in house lab test is carried out to ensure quality coating which confirms to the highest industry standards.
Finish
We provide uniform exquisite powder coating finish in interior grade, standard durable grade, super durable grades and hyper durable grade (coating lifecycle of powder ranging up to 30 years is guaranteed by our vendor's Akzo Noble & Jotun Paints Ltd.), in matte, sattin, high gloss, anti-scratching sand texture, metallic finish, crystal finish, wood and stone finish.