Excellent Adhesion 2K Primer for Automobile Paint
USD $1 - $7 /Liter
Min.Order:1000 Liters
Heshan Doxu Chemical Co., Ltd.
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Product Name: Excellent Adhesion 2K Primer for Automobile Paint (DX622)
Product Description:
DX-622 is 2K fast drying paint, has good workability, easy sanding property and anti-bleeding performance,
which can provide nice isolation. It can also support the primer to achieve excellent sickness and fill the slight
trace cause by sanding.
Chemical Composition:
2K Middle Coating Primer: Modified Acrylic Resin and Special Additive
Surface of Application:
Epoxy Primer[DX-623], Poly Putty[DX-628] and intact old film
Surface Preparation:
Before polishing, to remove the grease and paraffin by degreaser
To process the original paint by dry polish the substrate with 320-400 grits sanding paper,
or wet polish it with 800-1000 grits sanding paper
For Steel substrate, the rust on the surface should be remove by sanding till it is clean.
Poly Putty[DX-628] to dry polish it with sanding paper of 400grits
Mixing Ratio(Volume):
400portions: 2K Middle Coating Premier DX-622
100portion: Curing Agent for Middle Coating Premier DX-625
100 Portion: 1K Thinner DX300 series
To mix the above material evenly in a certain container before using
Spraying Gun, Nozzle, Spraying Pressure:
Spraying Gun, Nozzle, Spraying Pressure | Spraying Gun, Nozzle(mm) | Spraying Pressure {bar} |
Gravity | 1.8-2.0 | 2-4bar |
Suction | 1.8 | 2-4bar |
HVLP | 1.2-1.5 | 0.7bar |
Pressure | 1.1-1.2 | 4-6bar |
Vacuum | 1.2- 0.011 Inches / 65° | 140-160bar |
Spraying Method:
To spray 2-3 layers, curing between each layer should normally be 3-5min till the former layer is dry and appear to be matt. The interval of each layer is affected a lot by the temperature and airflow condition.
Dosage:
Theoretical dosage:5-6m2/L(undiluted)
Note: Practical dosage is determined by different factors, such as shape of work piece, surface roughness,
spraying methods, spraying condition and so on.
Drying Time:
Drying time | 20℃ | 60℃ |
Touching | 10min | 5min |
Sanding | 6hrs | 50min |
Recommended Sanding Paper :
Methods | Grits |
Wet polishing, Manual | 800- 1000# |
Dry Polishing, Automatic | 800- 1000# |
Storage Period:
2K Middle Coating premier: Can be stored for 2 years in its sealed original drums in proper storage conditions