Specifications

1.export to over 50 countries and regions
2.adopt advanced technology, own extensive experience
3.high quality, best service

LongCester®P5709-3 is a low reactivity polyester resin, designed for 93:7 TGIC curing powder coatings. Coatings based on it exhibit:

 

1. Very good storage stability

2. Excellent flow

3. Outstanding mechanical properties

4. Excellent outdoor durability

5. Semi-gloss polyester resin

6. High performance

 

Extrusion& applictaion conditions

Extruder: Lingyu SLJ-20

Zone I temp: 85-105°c

Zone II temp: 100-120°c

Screw speed: 400-500rpm

Panel: 0.5mm pre-treated cold-rolled steel

Spray gun: Lingyu JP-80

Voltage: 60-90kv

Curing cycles: 25min. @180°c; 12min. @200°c

 

Product Specifications
Property	Range	Test Method
Apperance	Pale granules	Visual
Acid value, mgKOH/g	30~36	ASTM D1639
Viscosity @ 200°c , mPa.s	4000-6000	ASTM D4287
Gardner color(50% solution)	max.2	ASTM D1544

 

Property	Range	Test Method
Apperance	Pale granules	Visual
Acid value, mgKOH/g	30~36	ASTM D1639
Viscosity @ 200°c , mPa·s	4000-6000	ASTM D4287
Gardner color(50% solution)	max.2	ASTM D1544

Starting Formulation
Component	Weight
P5709-3	59.6
TGIC	4.5
Titanium dioxide	34.5
flow control agent	1.0
Benzoin	0.4

 

Film Properties
Item	Result	Test method
Film thickness,um	approx.60	ASTM D1186
gloss@60°,%	min.90	ASTM D523
Direct/reverse impact, inch lbs	160/160	ASTM D2794
1/8" Conical mandrel	pass	ASTM D522
Ahesion(cross cut)	5B	ASTM D3359
pencil hardness(Mar)	H	ISO 15184-98

 

Other data:

Glass transition temp.,°c:  approx 66

 

Packaging:

White PE bag, N.W. 25kg/bag, 1000kg/pallet

Big bags 750kg

 

Storage:

The product can be stably stored for at least one year when kept in closed containers in a dry place attemperatures below 30°c. Avoid exposure to direct sunlight.

 

The Plant 

The production line

Double Flaker

The Package:

Delivery

The Coating Show

 

Certification

                                  ISO 24001                                                       ISO 9001