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Qinsun Instruments Co.,Ltd

Contact:qinsun

TEL: 13816217984

Email:services@moutainchem.com

Fax:+86-21-6420 0566

Address:No.258 Ban Ting road, Song Jiang district, Shanghai

Powder Coating

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Basecoat powder coating

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Product details

Product Description

MT-A2204 basecoat comes in an array of metallic finishes, which offer enhanced exterior durability with the application of a super-durable polyester clearcoat. These advanced systems incorporate proprietary technology to protect and extend the life of these metallics. These MT-A2204 basecoat powders are moisture and stain resistant, chemical and chip resistant durable, and built to last in the most challenging environments.

Powder Properties

Chemical TypePolyester
Area of usageAutomotive trim parts,roof rail systems
Particle Size DistributonCustom manufactured
AppearanceSmooth, satin
ColourSilver metallic
Density (g/cm3)1.17 ± 0.05
Stoving schedule10 minutes at 200°C (time at object temperature)
ApplicationElectrostatic
Storage Stabilityunder dry, cool (<25°C) conditions, at least 24 months from production date

Test Conditions

The results are based on mechanical and chemical tests which (unless otherwise indicated) have been carried out under laboratory conditions and are given for guidance only. Actual product performance will depend upon the circumstances under which the product is used.

SubstrateSteel panels, Aluminium
PretreatmentBonder (WH/60/OC) iron phosphate, Bonder (722/W/OF)
Film thickness70 µm
Cure schedule10 minutes 200°C

Pre-treatment

Steel surfaces to be coated must be clean and free from grease. For maximum protection it is essential to pre-treat components prior to the application of MT-A2204 basecoat. Iron Phosphate and Zinc Phosphate of ferrous metals improve corrosion resistance. Aluminium parts require a chromate conversion pre-treatment.

Application

MT-A2204 basecoat powders can be applied by manual or automatic electrostatic spray equipment. Tribo application is not recommended. It is recommended that for consistent application and appearance product be fluidized during application. MT-MW188I must be fully cured otherwise there may be a loss of metallic effect or discoloration of the clear topcoat. MT-MW188I is not stabilized for direct gas fired ovens.

• All coated pieces should be handled with clean lint free gloves.

• Parts should not be stored in an environment with high humidity.

• Clear coat should be applied as soon as possible after metallic application (maximum time between coats is 8 hours)

• Parts should not be passed through a pre-treatment process prior to application of the clear coat Despite the fact that MT-MW188I is a bonded metallic it is not recommended to recycle the powder.

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