LC-68 Matt Curing Agent

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