Description | Powder coating |
Another Name | Powder paint,Electrostatic powder coating, thermosetting powder
coating |
Type | Epoxy resin series |
Main Material | Epoxy resin and hardner |
Advantage | Good adhesion,good mechanical property,strong coating film, |
excellent insulation,anticorrosion,energy-efficient,convenient
operation. |
Application Field | Apply to anticorrosive and insulative products: |
Anticorrosion pipeline,rebar,bridge,steel structure, |
pylon,tank,marine fittings,electric control cabinet, |
switch components,lighting sets. |
Application Condition | Electrostatic spray/Triboelectric gun spray. |
Recommended curing condition:200 degree centigrade for 12 minutes |
(object surface temperature),range from 190 degree centigrade |
for 20 minutes to 210 degree centigrade for 8minutes. |
Recommended film thickness:50~80um, range from 40~150um |
Physical Property | Specific gravity | 1.4~1.8g/cm3 as per formula and color |
Particle size | average 35~40um |
Test Condition | Substrate | 0.5mm thickness cold rolled steel sheet |
Pretreatment | Remove rust and grease |
Film thickness | 50~80um |
Curing temperature | 200 degree centigrade for 12 minutes |
Mechanical Property | Pencil hardness | ISO 15184:1998,2H |
Adhesion (by griding) | GB/T 9286-1998,0grade |
Impact test | GB/T 1732-1993,≥50 kg.cm |
Bending test | GB/T 6742 ,≤2mm |
Cupping test | GB/T 9753,≥7mm |
Chemical and Durability Test | Salt spray test | GB/T 1771,≥1000 hours,no obvious change , |
crossion width at cross≤2mm |
Heat and moisture test | GB/T 1740,≥1000 hours,no change |
Package | Inside by two-ply PVC bag,outside by carton,net weight 20kg |
Storage Condition | Store in dry ventilated room,temperature under 35 degree
centigrade, |
avoid direct sunlight. |
Shelf Life | Six months |
Health and Safty | Raw material of powder coating don't contain toxic substance, |
no toxic gas produced during curing.Please wear dust mask in
operation |
to avoid inhelation of powder.Please avoide prolonged skin contact |
with powder,wash out powder with soap and water. |