 Your current position: Home >> Application of sheet metal atomic ash in automobile repair paintApplication of sheet metal atomic ash in automobile repair paintPublished by：2021-5-31 Categories:Industry news Viewed by: 4769 times Sheet metal ash is a kind of inlay material developed rapidly in the world in recent 20 years, which makes the once backward automobile sheet metal repair industry achieve a leap of the times. Sheet metal putty is mainly used to fill and modify the defects of substrate, such as pits, pinhole, cracks and small welds. It can be directly applied to the surfaces of galvanized steel, aluminum parts, stainless steel, imported unknown materials and automobile hood surface, so as to ensure the smoothness and smoothness of substrate surface before topcoat. Sheet metal putty is widely used in the fields of train manufacturing, ship manufacturing, bus manufacturing, engineering machinery manufacturing, machine tool and mechanical equipment manufacturing, automobile repair, furniture, mold, concrete buildings and all kinds of metal products, wood products, FRP products that need to be filled and repaired. The application of sheet metal putty in automotive repair paint has the advantages of fine gray, easy to scratch, easy to fill, easy to polish, fast drying speed, strong adhesion, high hardness, not easy to scratch, good flexibility, heat resistance, not easy to crack and blister, short construction period and so on. In various industries, sheet metal putty almost replaces other putty.
1st coat: bare metal (thoroughly clean to increase corrosion resistance and primer adhesion)
Layer 2: epoxy primer (fused to metal surface, providing excellent adhesion and rust resistance)
The third layer: sheet metal ash (used to fill the depression after sheet metal shaping, with very strong hardness and toughness)
The fourth layer: intermediate coat primer (providing excellent filling, sealing and grinding properties, good adhesion with the back coat, and setting off the fullness of the top coat)
The fifth layer: primer (provide the color required by customers, mix out the color in line with the original factory)
Layer 6: varnish (provide protective paint function, improve the brightness, fullness, weather resistance, chemical corrosion resistance, flying stone resistance)
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