ZEFFLE GK Series
ZEFFLE GK is a high performance cost effective fluorobased resin and modifiers system offering outstanding weatherability, easy to clean function and application flexibility for the most demanding buildings and parts.
GRADES & FEATURES
| GRADES | DOWNLOADS | Applications | |||||
|---|---|---|---|---|---|---|---|
| Field applications | Coilcoat |
Postcoat (extrusion) |
Concrete |
Heavy duty |
Film coating |
||
| GK-500 | TECHNICAL DATA SHEET | ● | ● | ||||
| GK-510 | TECHNICAL DATA SHEET | ● | ● | ||||
| GK-570 | TECHNICAL DATA SHEET | ● | ● | ● | ● | ● | ● |
| GK-580 | TECHNICAL DATA SHEET | ● | ● | ● | |||
| GK-581 | TECHNICAL DATA SHEET | ● | ● | ● | |||
| FEATURES |
GK-500 |
GK-510 |
GK-570 | GK-580 | GK-581 | |
|---|---|---|---|---|---|---|
|
Solvent *1 |
n-BA |
n-BA |
n-BA |
MS |
MS | |
|
F content (mass%) |
35 |
35 |
26 |
20 |
20 | |
| OHV (mg KOH/g) |
60 |
60 |
63 |
42 |
42 | |
| AcidV (mg KOH/g) | 1 |
9-10 |
3-4 |
0 |
0 | |
| Viscosity (B-type)(mPa・s)(25℃) |
3,700 |
780 | 1,400 | 350 | 4,000 | |
| Specific gravity (20℃/liquid) | 1.12 | 1.06 | 1.10 | 0.96 | 0.99 | |
|
Specific gravity (20℃/solid) (Calculated value) |
1.28 | 1.24 | 1.22 | 1.30 | 1.10 | |
| Molecular weight | 40,000 | 40,000 | 30,000 | 25,000 | 25,000 | |
| Tg(℃) | 33 | 33 | 33 | 33 | 33 | |
|
Wether resistance (Yellowing) (Florida exposure test 5 years later) (Δb /Clear) |
0.1 | 0.17 | 0.99 | 0.34 | --- | |
| Gloss (60°/white) | 70-75 | 70-75 | 75-80 | 80-85 | 80-85 | |
| Refractive index (25℃, refractometer) (liquid) | 1.41 | 1.41 | 1.42 |
1.45 |
1.45 | |
|
Pencil hardness (white) (Isocyanate curing agent) |
F | F | F | F | F | |
|
Film strength (MPa) |
Curing agent A (TPA100) |
51 | 55 | 53 | 55 | --- |
|
Curing agent B (TSE100) |
21 | 26 | 20 | 19 | --- | |
|
Film elasitcity (%) |
Curing agent A (TPA100) |
7 | 7 | 7 | 7 | --- |
|
Curing agent B (TSE100) |
108 | 140 | 123 | 132 | --- | |
|
Chemical resistance *2 |
Acid 50% HNO3 |
--- | A | --- | --- | --- |
|
Acid 10% H2SO4 |
--- | A | A | --- | --- | |
|
Alkali 10% NaOH |
--- | A | A | --- | --- | |
| Solvent resistance *2 |
MEK 100 times |
A | A | A | --- | --- |
| Removability of permanent marker *2 | Red | A | A | B | --- | --- |
| Blue | A | A | A | --- | --- | |
| Black | A | A | A | --- | --- | |
|
Volume resistivity (Ω・cm) (Clear) |
Isocyanate curing agent (N3300) |
--- |
2.52E+14 |
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.
