Kinte Materials Science and Technology Co.,Ltd
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Smooth Effect, High Gloss and Super Durable NH9307 Powder Coating Resin for TGIC Cure
Applications:
NH-9307 is a carboxyl polyester resin designed for 93/7 polyester/TGIC powder coatings to be cured at 200℃.
Basic features:
Excellent weathering resistance
Excellent anti-yellowing and water boiling resistance
Good mechanical properties
Good storage stability
Specifications:
Appearance: light yellow or white transparent flakes
Color(50%DMF) max:2
Acid number(mgKOH/g): 30-36
Softening point(℃): 101～115
Glass transition temp.( ℃): ～65
Melting viscosity(mPa.s200℃): 5000±1500
Reactivity at 180℃(s, 7% TGIC): 130±40
Recommend Formulation:NH9307—TGIC
| NH-9307 | TGIC | Filler ＆ pigment | Leveling agent | Benzoin |
| 200 | 15 | 140 | 2.4 | 1.2 |
Extrusion Condition:
Two-screw extruder
Zone I: 90～110℃ Zone II: 110～120℃
Speed of revolution: 500-1200 rpm
Fineness of powder: ＜100μm
Application Condition:
Electrostatic spraying with: 40～70KV
Degreased cold-rolled steel: 0.5mm
Film thickness: 50～70μm
Curing Requirement: 200℃×10 min
Film Properties:
Gel time (180℃, s): 100-350
Horizontal flow(180℃,mm): 21~27
Gloss(60°): ≥85%
Adhesive(1mm,grade): 0
Pencil hardness: ≥1H
Bending (φ1mm): Pass
Impact(direct): pass 40 kg·cm
Packaging:
PE bags, N.W. 25KG±0.1KG / bag
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