Super Durable, Suitable for Deep or Bright Color Powder Coating NH5266 Polyester Resin 

◇ Applications:

NH5266 is a saturated carboxyl polyester resin for polyester/TGIC powder coating system.

Suitable for deep or bright color powder coatings.

◇ Basic features:

Excellent anti-yellowing ability

Excellent storage stability

Higher weathering resistance

Better leveling

◇ Specifications:

Appearance: white or light yellow transparent granule

Color (50%DMF): max: 2

Acid number(mgKOH/g): 31～36

Softening point(℃): 104～114

Glass transition temp.(℃): ～69

Melting viscosity(200℃, cone/plate, mPa·s): 7900 ～9100

Reactivity at 180℃(s, 7% TGIC): 140±20

◇ Recommend Formulation: NH5266—TGIC

◇ 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: 50～100μm

Degreased cold-rolled steel 0.5mm

◇ Curing Requirement: 200℃×10~20min

◇ Film Properties:

Gel time(180℃,sec) 210~270

Horizontal flow(180℃,mm): 23~26

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:all the polyester resins could be customizes to Non-tin (A) ,anti gas burners(G),tribo gun(T) and anti-blooming(F)

We ensure the consistency and stability of products through strict quality inspection.
Service is the life of an enterprise, and quality is the foundation of an enterprise.