ZEFFLE GK Series
GRADES & FEATURES
GRADES | DOWNLOADS | Applications | |||||
---|---|---|---|---|---|---|---|
Field applications | Coilcoat |
Postcoat (extrusion) |
Concrete |
Heavy duty |
Film coating |
||
GK-570 | TECHNICAL DATA SHEET SAFETY DATA SHEET | ● | ● | ● | ● | ● | ● |
FEATURES | GK-570 | |
---|---|---|
Solvent *1 |
n-BA |
|
F content (mass%) |
26 |
|
OHV (mg KOH/g) |
63 |
|
AcidV (mg KOH/g) |
3-4 |
|
Viscosity (B-type)(mPa・s)(25℃) | 1,400 | |
Specific gravity (20℃/liquid) | 1.10 | |
Specific gravity (20℃/solid) (Calculated value) |
1.22 | |
Molecular weight | 30,000 | |
Tg(℃) | 33 | |
Wether resistance (Yellowing) (Florida exposure test 5 years later) (Δb /Clear) |
0.99 | |
Gloss (60°/white) | 75-80 | |
Refractive index (25℃, refractometer) (liquid) | 1.42 | |
Pencil hardness (white) (Isocyanate curing agent) |
F | |
Film strength (MPa) |
Curing agent A (TPA100) |
53 |
Curing agent B (TSE100) |
20 | |
Film elasitcity (%) |
Curing agent A (TPA100) |
7 |
Curing agent B (TSE100) |
123 | |
Chemical resistance *2 |
Acid 50% HNO3 |
--- |
Acid 10% H2SO4 |
A | |
Alkali 10% NaOH |
A | |
Solvent resistance *2 | MEK 100 times |
A |
Removability of permanent marker *2 | Red | B |
Blue | A | |
Black | A | |
Volume resistivity (Ω・cm) (Clear) |
Isocyanate curing agent (N3300) |
2.24E+14 |
*1 n-BA: n-Butyl acetate / SN: Solvent naphtha / MS: Mineral spirit
*2: A:excellent/ B:fair / C:poor
All values are representative and not guaranteed.