Product name: Saturated Carboxyl Polyester Resin. CM-4
Application:
CM-4 is a kind of polyester resin accompanied with TGIC for producing pure polyester type powder coatings.
Properties:
CM-4 | |
---|---|
Good flow | Good durability |
Perfect resistance to chemicals | Good spraying-efficiency |
Perfect mechanical properties | Excellent anti-yellowing |
Well heat-resistance | Good storage stability |
Specifications:
Apperance | Granule Solid |
Color(50%DMF)max | 6 |
Acid value(gmKOH/g) | 30-38 |
Softening point (ball)(℃) | 100-120 |
Tg(℃) | ≥55 |
制粉配方:
CM-4 | 600g |
TiO2 | 350g |
TGIC | 46g |
Flow agent(CM506) | 8g |
CM701 | 10g |
Benzoin | 5g |
Extrusion Condition:
Double kneading screw temp:100°C±5; PARTICLE SIZE μm max: 100;
Curing condition: 180°C×15min
Application Condition:
Spray tension KV: 40-60; Degreased cold-rolled steel mm: 0.5
Film Properties:
Thickness μm60±10; Gloss 60°: >86%; Adhension(Gloss-hatch 2mm):0;
Bending≤6mm; Impact kg.cm: 50; Hardness(pencil)H:1-2
Package and Storage:
Every PVC bag contains 25 kg, stored in dry and well ventilated place at temperature below 30, for 1 year.