Super Cost-Performance Indoor Used Sand/Wrinkle Texture NH0305 Polyester Resin For Both TGIC And HAA Cure

◇Applications:

NH0305 is a super high cost-performance saturated carboxyl polyester resin designed for both TGIC and HAA powder coating systems.

◇ Basic features:

High cost-performance

Excellent storage stability

Suitable for sand and wrinkle powder coatings

◇ Specifications:

Appearance: White or pale yellow transparent flakes

Color(50%DMF): max:2

Acid number(mgKOH/g): 30～36

Softening point(℃) :105～115

Glass transition temp.( ℃): ～63

Melting viscosity(200℃, cone/plate, mPa·s): 3800±1000

Reactivity at 180℃(s, 7% TGIC): 200±100

◇ Recommend Formulation:

NH0305/TGIC

NH0305/HAA

◇ Extrusion Condition:

Two-screw extruder

Jacket temperature: 100～110℃

Speed of revolution: 500～1200rpm

Fineness of powder: ＜100μm

◇ Application Condition:

Electrostatic spraying with: 40～70KV

Coating film thickness: 60～80μm

Degreased cold-rolled steel 0.5mm

◇ Curing Requirement: 200℃×10min (TGIC) or 180℃×10min (HAA)

◇ Film Properties:

Gel time(180℃,sec) 150~350

Horizontal flow:(180℃),mm: 25~30

Gloss(60°): ≥80%

Adhesive(1mm,grade): 0

Pencil hardness: ≥1H

Impact (50cm): pass

◇ Packaging:

PE bags, N.W. 25KG±0.1KG / bag