P5501 Polyester Resin for Powder Coatings

Polyester Resin for Powder Coating
Product name    and  model
Unsaturated Polyester Resin
Model:P5501
B Brand JIULIHE &
JLH
Resin Price
1.8-3.0 USD/KG
Loading Port Tianjin Port
MOQ 1750kgs 
OEM & ODM Accept
Product Application
  This product is mixed with E-12 epoxy resin as 50:50 proportion,for produce the epoxy polyester resin powder coatings.
Product Features
  This polyester resin, P5501, has a sequences of advantages: High gloss and leveling as well as excellent mechanical property, yellowing resistance and stability for storage.Suit for produce High gloss powder coatings.
We are China Polyester Resin Manufacturer,can provide the Epoxy Resin and Polyester Resin for the powder coatings.We are the biggest polyester resin supplier in the Chinese Northern Market.
Technical Parameter:
Appearance:                     Light yellow transparent solid   
Chroma:(50%DMF)max:        3 
Acid value.  Mg KOH/g:             70-78
Viscosity @ 200℃/Pa.s:               4000-6000
Glass transition temperature:         53±1 ℃
Package
Net weight: 25kgs per paper bag with plastic inner layer.70 bags total N.W.1750kgs,G.W. 1775kgs Per Pallet.10 Pallets per 20` FCL.
Storage
The product can storage one year under the ventilated and dry environment for temperature  ＜30℃.
The expired product can still find its application after passing quality recheck re-inspection.
Recommended formula for produce powder coatings: P5501 polyester resin              300 grams
E-12 epoxy resin                  300 grams
TiO2(R902)                      300 grams
PV88                            7  grams
BaSo4                           90 grams
Benzoin                              3grams
Production Process for Powder Coatings
Temperature out of the extruder:          110℃-120℃
Extruder Speed,                            60 rpm
Powder Particle Diameter:                 200 μm max
Solidifying condition:                     180℃ X 15min
Powder Coatings Feature:
  Coating Thickness:                        60 ±10 μm
Gloss (60°) %                                ≥ 90
Adhesion(cross-cut method)2mm:         0-1
Bending test(column bending)mm           ≤2 
Cupping test mm                             ≥7
Impact strengthen kg cm                   50
Hardness (pencil method)                 ≥1H
Spraying Method Electrostatic Spraying:     50 KV 
Spraying Condition No rust No oil Cold rolled steel sheet:  0.5 mm
The powder coatings` picture which be made