Polyester Resin Zj7031 Mixed with Epoxy Resin in 70/30 for Powder Coating

• CAS No.: 25135-73-3
• Color: White
• Transport Package: Wood Pellets
• Specification: 25kgs/kraft paper-PP woven compound bag
• Trademark: ZJ
• Origin: Anhui China
• Model NO.: ZJ7031
• HS Code: 3907999990
• Production Capacity: 150000tons/Year

Product Description

Polyester Resin ZJ7031

Product Description: ZJ7031 is a kind of saturated carboxyl polyester resin, mixed with epoxy resin in 70/30 for polyester/epoxy powder coatings.
Product Properties:  Good flow and mechanical properties.
Specifications:
 

Performance	Specifications
Appearance	Light color flake solid
Color(50%DMF)	≤3
Acid Value(mgKOH/g)	28~34
Softening Point (ball) (ºC)	95~120
Glass Transition Temp /Tg(ºC)	55±1
Viscosity(P/200ºC)	35~50

Starting Formulation:
 

Material	ZJ7031	Epoxy Resin	Pigment & filler	Flow Agent(PV5)	Benzoin
Formula	389g	165g	431g	9g	6g

Extrusion Condition:
Casing setting temperature:  115~125ºC           
R.P.m:                    200~300rpm
Particle size:               <100μm           
Execution Condition:
Spraying tension:           60~80KV         
Thickness:                 60~80μm
Curing Condition:           180ºC/15min(MT) 
Properties:
Gloss(60°):              ≥93%;
Bending(φ1mm):         PASS;
Adhesion(grid1mm):      0~1mm;
Hardness(pencil) :           ≥1H;
Impact(50kg·cm):         PASS

Package
25kgs/kraft paper-PP woven compound bag

Storage Conditions and shelf life:
The product should be stored indoors in a dry and ventilated place, and the temperature should not be higher than 30C.
The shelf life of resin is 1 year, should avoid direct sunlight.