HAA Low Temperature and Fast Curing Polyester Resin NH6566 for Primid Powder Paint
◇ Applications:
NH6566 is a saturated carboxyl polyester resin for polyester/primid powder coating system at the ratio 95:5.
◇ Basic features:
Low temperature curing (155℃×15min or 180℃×6min)
Good mechanical performance
Good weathering resistance
Superior storage stability
◇ Specifications:
Appearanc: white or pale yellow transparent flake
Color (50%DMF): max: 3
Acid number(mgKOH/g): 32～38
Softening point(℃): 100～110
Glass transition temp.(℃): ～57
Melting viscosity (200℃, cone/plate, mPa·s): 4600±1000
Reactivity at 180℃(s, 5% T105): 120~300
◇ Recommend Formulation: NH6566—T105
| NH-6566 | T105 | Filler&pigment | Flow agent | Benzoin | 701 | 703 |
| 566 | 30 | 380 | 10 | 3 | 3 | 4 |
◇ 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
Film thickness: 60～80μm
Degreased cold-rolled steel 0.5mm
◇ Curing Requirement: 155℃×15min or 180℃×6min
◇ Film Properties:
Gel time(180℃,sec): 90~300
Flow(180℃,mm): 22~28
Gloss(60°): ≥85%.
Bending(φ1mm): Pass
Adhesive(1mm,grade): 0
Pencil hardness: ≥1H
Impact (50cm): pass
◇ Packaging: PE bags, N.W. 25KG±0.1KG / bag
Remarks:
Al the polyester resins could be customizes to Non-tin (A) ,anti gas burners(G),tribo gun(T) and anti-blooming(F)
The consistency and stability of products are guaranteed through rigorous quality inspection
Service is the life of enterprise, quality is the base of enterprise.
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