Pinhole Free HAA Polyester Resin with Outstanding Mechanical Properties Required Thicker Film
◇ Applications:
NH-6358 is a saturated carboxyl polyester resin designed for 93:7 Primid XL 552 powder coating, with
outstanding mechanical properties
◇ Basic features:
Durable weatherablity,Outstanding mechanical properties,fine anti-yellowing,
Pinhole free in thicker films, and superior storage stability.
◇ Specifications:
Appearance: pale yellow flake
Color(50%DMF): max:2
Acid number(mgKOH/g): 30～35
Softening point(℃): 100～110
Glass transition temp.( ℃): ～60
Melting viscosity(200℃, cone/plate, mPa·s): 3800±500
Reactivity at 180℃(s, 5% T-105): 180±40
◇ Recommend Formulation:NH-6358
| NH-6358 | XL552 | Filler ＆ pigment | Leveling agent | Benzion |
| 200 | 12 | 140 | 2.4 | 1.2 |
◇ 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: 50～100μm
Degreased cold-rolled steel 0.5mm
◇ Curing Requirement: 190℃×10min.
◇ Film Properties:
Gel time(180℃,sec): 120~220
Flow(180℃,mm) 23~27
Gloss(60°): ≥85%
Bending(φ1mm): pass
Adhesive(1mm,grade): 0
Pencil hardness: 1H
Impact(50cm): pass
Storage test(40℃,24hr): good
Remarks:all the polyester resins could be customizes to Non-tin (A) ,anti gas burners(G),tribo gun(T) and anti-blooming(F)
According to industry statistics, in 2014, KINTE polyester resin output ranked third in the national industry, becoming a well-known brand and technical leader in the field of polyester resin for powder coatings in China.
The market share in Guangdong province exceeds 50%, and the sales volume ranks the top two in China, and is exported to Southeast Asia, the Middle East, Russia and other regions and countries.
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HAA Epoxy Polyester Resin For Powder Coating Pinhole Free 93/7 Images
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