Product features: Excellent construction performance, even coating appearance, fine stability, good yellow change resistance, low curing temperature, excellent mechanical performance and salt fog resistance.
Application field: electrophoretic painting of metal parts in vehicale, electric appliance and military products fields
Features:
| Item |
Emulsion
|
mill base
|
|
solid component
|
32.5±1.5
|
black:＞45 grey: 59±1.5
|
|
fineness
|
---
|
＜10
|
|
PH value (25℃)
|
black6.9±0.3; grey5.8±0.2
|
---
|
|
specific conductanceμS/cm (25℃)
|
black1100±300 grey1600±400
|
---
|
|
charging ratio (grey)
|
3
|
1
|
|
charging ratio (black)
|
6
|
1
|
Bath solution index:
| Item |
Index
|
Testing method
|
|
solid component (%)
|
18±2
|
GB/T1725
|
|
PH value (25℃)
|
5.7-6..2
|
PH
|
|
specific conductance (μS/cm) (25℃)
|
1200±400
|
HG/T3952
|
|
MEQ value
|
30±5
|
HG/T3952
|
|
binder ratio
|
black;0.16-0.20grey;0.28-0.38
|
HG/T3952
|
|
throwing power (cm)
|
＞17
|
HG/T3952
|
Coating condition:
| Item |
Index
|
|
bath temperature control (℃)
|
30±2
|
|
construction voltage (v)
|
150-350
|
|
electrophoresis time (s)
|
120-180
|
|
drying condition(℃/min)
|
170±5/20
|
Film property :
|
Item
|
Index
|
Testing method
|
|
appearance
|
smooth
|
visual inspection
|
|
film thickness (μm)
|
20-35
|
GB/T1764
|
|
adhesive force
|
0-1
|
GB/T9286
|
|
flexibility(mm)
|
1
|
GB/T1731
|
|
pencil hardness(H)
|
≥2
|
GB/T6739
|
|
shock resistance(cm)
|
50
|
GB/T1732
|
|
salt fog resistance(h)
|
1000
|
GB/T1771
|
Pesticide technical materials
