1K Quick drying primer

This product is a one component self drying quick drying primer, which has good adhesion to general metal substrates or upper and lower coatings.
It has the advantages of fast drying speed, easy grinding and good workability. 
It is especially suitable for the bottom coating of small-area quick repair of all kinds of vehicles.

Product Description:

Product name: 1K Quick drying primer

Product Numbers: BF9950

Standard packaging: 4KG/20KG

Product Features:

This product is a one component self drying quick drying primer, which has good adhesion to general metal substrates or upper and lower coatings.

It has the advantages of fast drying speed, easy grinding and good workability.

It is especially suitable for the bottom coating of small-area quick repair of all kinds of vehicles.

Complementary products and mix ratio

BF9950 1K Quick drying primer	1
BF6670 Thinne	0.8±20%

Instructions

①Mix thoroughly according to the proportion before use, adjust the construction viscosity to 16-18 seconds / 4 cups, spray 2 times at 25°C, and the film thickness is 20-30μm.

②30min air drying 25°C.

Things to note

①This product should not be sprayed too thick, otherwise it will affect the adhesion between layers.

②In order to ensure the coating effect, please use diluent.

③The paint film must be completely dry before polishing, otherwise it is easy to stick sandpaper or produce sand marks.

④Try to avoid scraping atomic ash on the coating of this product.

Technical indicators

Inspection items		Technical indicators	Inspection method
Material Status in Containers		Easy to stir evenly without foreign matter	GB/T 3186
Fineness, μm		≤30	GB/T 1724
Viscosity, 25°C,CPS		1000-5000	GB/ 9751
Solids content (120°C, 2h)%		≥50	GB/T 1725
Storage Stability, Grade		Precipitability ≥ 8 grade and crusting ≥ 10 grade	GB/T 6753.3
Viscosity, Coated - 4 cup, 25°C, s		16-18	GB/T 1723
Dryness	Surface trunk , 25°C	≤10min	GB/T 1728
	Hard work, 25°C	≤30min
Hardness, pencil hardness tester		≥H	GB/T 6739
Adhesion, Grid method, Grade		≤1	GB/T 9286
Adhesion between layers		Great
Flexibility,mm		1	GB/T 1731
Impact strength,cm		50	GB./T 1732
Grindability(20 times)		Easy sanding, non-stick sandpaper	GB/T 1770
Salt Spray Resistance Series A (120h), Series B (72h), Grade		Non-foaming,non-wrinkling,non-falling	GB/T 5209