Smooth Flow Polyester Resin For General Industrial Powder Coating

◇ Applications:

NH3386 is saturated carboxyl polyester resin for applications of polyester/TGIC

powder coating system.

◇ Basic features:

Good flowability

Outstanding mechanical properties

Excellent of heat resistance and excellent anti-yellowing

Excellent storage stability

◇ Specifications:

Appearance pale yellow flake

Color(50%DMF): max:2

Acid number(mgKOH/g): 31～36

Softening point(℃): 105～115

Glass transition temp.(℃): ～69

Melting viscosity(200℃, cone/plate, mPa·s): 6500±1500

Reactivity at 180℃(s, 7% TGIC): 170～250

◇ Recommend Formulation:

◇ 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: 200℃×10min

◇ Film Properties:

Gel time(180℃,sec): 260~360

Flow(180℃,mm) :23~28

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)

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

Service is the life of enterprise, quality is the base of enterprise.

We adhere to the quality concept of "quality is the life of the enterprise", and comprehensively provide customers with one-stop solutions of standards, technical diagnosis and service. Product quality and stability are respected by customers, and Kinte’s market reputation is forged by continuous adherence. Kinte powder and liquid coating were successively rated as "famous brand products of Guangdong Province".