Powder Coating HAA Polyester Good Flow 95/5 In Transparent Flakes

Good Flow High Gloss 95/5 Pinhole Free HAA Cure NH6583 Powder Coating Resins

Applications:

NH-6583 is a saturated carboxyl polyester resin designed for 95:5 PrimidPinhole XL 552 powder coating to be cured at 180℃/10min.

Basic features:

Excellent leveling

Outstanding impact and bending resistance

Good anti-yellowing ability

Pinhole free in thick films

Good weathering resistance

Eco-green production process

Specifications:

Appearance: white or pale yellow transparent flakes

Color(50%DMF): max:2

Acid number(mgKOH/g): 29～35

Softening point(℃) 96～106

Glass transition temp.( ℃) ～56

Melting viscosity(200℃, cone/plate, mPa·s): 3000±500

Reactivity at 180℃(s, 5% XL552): 245±45

Recommend Formulation:

NH-6583/HAA

Extrusion Condition:

Two-screw extruder

Zone I: 90～110℃ Zone II: 110～120℃

Speed of revolution: 500～1200rpm

Fineness of powder: ＜100μm

Application Condition:

Electrostatic spraying with: 40～70KV

Coating film thickness: 50～70μm

Degreased cold-rolled steel 0.5mm

Curing Requirement: 180℃×10min.

Film Properties:

Tg(℃): ~56

Gel time(180℃,sec): 160~300

Horizontal flow:(180℃),mm: 25~29

Gloss(60°): ≥88%

Bending(φ1mm): pass

Adhesive(1mm,grade): 0

Pencil hardness: ≥1H

Impact (50cm): pass

Packaging:

PE bags, N.W. 25KG±0.1KG / bag

Remark:

The consistency and stability of products are guaranteed through rigorous quality inspection.

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Powder Coating HAA Polyester Good Flow 95/5 In Transparent Flakes Images