Negotiable
The date of payment from buyers deliver within days
Shandong
Long-term effective
2017-10-16 11:33
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Company Profile
Yantai Longcai Advanced Materials Co.,LtdBy certification [File Integrity]
Contact: lingyufenmo(Mr.)
Email:
Telephone:
Phone:
Area: Shandong
Address: Shandong
Website: http://www.longcai-group.com/ http://lingyufenmo.sh-sun-li.com/
Specialized in producing high-quality lc-1540 hardener for polyurethane powder coatings, LONGCAI is one of the best lc-1540 hardener for polyurethane powder coatings manufacturers and suppliers in China. Equipped with a professional factory, welcome to buy CE certification products at good price from our company.
General Description
A hardener for outdoor resistant polyurethane powder coatings.
Excellent impact resistance.
· Good weather resistance and good flow properties
· High Cross-Linking Density with excellent chemical resistance
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:15 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 | Clear flake | Visual |
NCO content, total | approx. 13.5% | Longcester Method |
Tg (℃) | 45~55 | ISO11357 |
Equivalent weight | approx. 310 | |
Melting Range (℃) | approx. 70 - 80 | |
Non-blocked NCO-content | max. 2.0 | ISO 11 909 |
Starting Formulation
Property | Range |
Longcester® P 1200 | 300.0 |
LC-1540 | 61.0 |
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, % | min. 90 | ASTM D523 |
Direct/reverse impact, inch lbs | 160/160 | ASTM D2794 |
1/8" Conical mandrel | pass | ASTM D522 |
Adhesion(cross cut) | 5B | ASTM D3359 |
Pencil hardness(Mar) | H | ISO 15184-98 |