Specialized in producing high-quality lc-68 matt curing agent, LONGCAI is one of the best lc-68 matt curing agent manufacturers and suppliers in China. Equipped with a professional factory, welcome to buy CE certification products at good price from our company.
General Description
LC-68 is a widely used in interior matting powder coatings.
Excellent gloss stability.
· Can get dead matting gloss:less than 5 gloss unit
· Good mechanical performance
· Provide wide gloss range from 3~60%
· LC-68 react with epoxy ratio is 1:9 or 1:10
Extrusion & Application Conditions
Extruder:Lingyu SLJ-20
Zone I temp:85~105℃
Zone II temp:100~120℃
Screw speed:400~500rpm
Panel:0.5mm pre-treated cold-rolled steel
Spray gun:Lingyu JP-80
Voltage:60~90kV
Curing cycles:10 min. @ 200℃
Packaging
· White PE bag, N.W.25kg/bag
Storage
The product can be stably stored for at least one year when kept in closed containers in a dry place at temperature below 30℃.Avoid exposure to direct sunlight.
Product Specifications |
Property | Range | Test Method |
Appearance | White powder | VisuaVisuall |
Melting Range (℃) | 222~227 | ISO11357-1 |
Water content | <1.0% | Longcai method |
Starting Formulation |
Property | Range |
Epoxy resin | 300.0 |
LC-68 | 33.0 |
Titanium dioxide | 150.0 |
LC-88 Flow agent | 5.0 |
Benzoin | 3.0 |
Film Properties |
Item | Result | Test Method |
Film thickness, μm | approx. 60 | ASTM D1186 |
Gloss @ 60o, % | 3 unit | ASTM D523 |
Direct/reverse impact, inch lbs | 40/40 | ASTM D2794 |
1/8" Conical mandrel | pass | ASTM D522 |
Adhesion(cross cut) | 5B | ASTM D3359 |
Pencil hardness(Mar) | H | ISO 15184-98 |