Qualicoat Approval Fully Cured Powder Coating Polyester Resins Anti Frost Stable

Excellent Heat Resistance Anti-frost and Stable Polyester Resin NH8302

◇ Applications:

NH8302 is a saturated carboxyl polyester resin for polyester/TGIC powder coating system, with splendid high temperature and frost resisitance.

It has the characteristics of high hardness, high strength, high modulus and high precision. The fully cured material has excellent mechanical properties, weather resistance and temperature resistance.

◇ Basic features:

Excellent heat resistance

Excellent anti-frost ability 

Excellent storage stability

Good chemical resistance

◇ Specifications:

Appearance white or pale yellow transparent flake

Color (50%DMF): max: 2

Acid number(mgKOH/g): 30～36

Softening point(℃): 107～120

Glass transition temp.(℃): ～70

Melting viscosity(200℃, cone/plate, mPa·s): 12000～16000

Reactivity at 180℃(s, 7% TGIC): 70-140

◇ Recommend Formulation: NH8302—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: 70～90μm

Degreased cold-rolled steel 0.5mm

◇ Curing Requirement: 200℃×10-15min

◇ Film Properties:

Gel time(180℃,sec) 70~150

Horizontal flow:(180℃),mm: 19~23

Gloss(60°): ≥90%

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)

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

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

About KINTE

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.