The information below details how to specify for various projects conditions and warranty considerations.
Powder coating thickness specification.
Specification of powder coating finishes on architectural aluminium steel and other metal substrates can be a complex process.
Astm d7803 covers the surface preparation and thermal pretreatment of iron and steel products and hardware that have not been previously painted or powder coated.
Aama 2604 is an intermediate specification.
Thickness also the industry standard for powder coated deck rails.
Manufacturers provide a production specification sheet for powder coat materials.
Powder coating thickness may also affect the application s impact resistance flexibility hardness edge coverage chip resistance weathering resistance to salt spray and ability to retain gloss.
0121 250 2145 f.
We are attempting to create a specification for our powder coated products.
Astm international committee d01 on paint and related coatings materials and applications has developed a new standard for this purpose d 7378 practice for measurement of thickness of applied coating powders to predict cured thickness.
An application for this paint would be storefront doors or other high traffic areas.
Most manufacturers have a powder coat paint specification standards sheet click here for a free template that ensures your product will be held to measurable standards.
Are there any guidelines for film thickness for a powder coating operation.
Powder fluoropolymer aluminum extrusion coatings aama 2605 minimum 70 pvdf resin by weight in color coat 2 6 product.
0 20 0 30 mil liquid primer coat or 1 5 3 0 powder primer plus 2 0 4 0 mil duranar powder topcoat 3 7 7 3 mil total minimum thickness.
This finish will provide good color and gloss retention.
Ppg duranar powder coating for normal and severe environments dry film thickness astm d 7091.
Each finishing option should outline the amount of allowable defects over a certain surface area define the size of those defects and explain if there are any exceptions.
If not what is the desired industry standard for that application.
Powder coatings ltd 215 tyburn road erdington birmingham b24 8nb t.
The coating thickness varies on different products and in different colors.
It also will provide good hardness and abrasion resistance.
The standard film thickness for a standard powder coating for optimum mechanicals is between 60 and 80 microns 2 3 mils.
0121 250 2154 roger powder coatings co uk.
Hope this helps drew devlin lincolnshire u k.
I am trying to determine what film thickness range i should specify.
Powder coating is a dry finishing process that uses finely ground particles of pigment and resin electrostatically charged and sprayed onto a part to be coated.
