KINTE MATERIALS SCIENCE AND TECHNOLOGY CO., LTD.

◇ Applications:
NH-6583 is a saturated carboxyl polyester resin designed for 95:5 Primid XL
552 powder coating to be cured at 180℃. ◇ Basic features:
Excellent leveling
Outstanding mechanical properties
Good anti-yellowing
Pinhole free in thick films
Good weathering resistance
◇ Specifications:
Appearance white or light 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
◇ 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:
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