Aluminum veneer commonly used surface treatment

Our common aluminum veneers are numerous in color. In fact, there are many kinds of surface treatment methods. Different treatment methods will have different effects. However, the common method used as building decoration materials in the building materials market is mainly spraying treatment.

1, spraying treatment

After the aluminum veneer is painted with colorful paint and dried, it can be divided into two coats and three coats. The color of the good spray plate is evenly distributed, and the poor plate will see the corrugated distribution of the coating from the side.

2, roller coating treatment

After the aluminum veneer is degreased and chemically treated, it is coated with high-quality paint and dried and solidified. The flatness of the roll-coated aluminum veneer paint film is higher than that of the sprayed aluminum veneer. The biggest feature of the roll-coated board is that the color is highly simulated.

3. Anodizing treatment

Has high hardness and wear resistance, adhesion properties, corrosion resistance, electrical insulation, thermal insulation, oxidation resistance.

4, film treatment

Use high-gloss film or phantom film, the surface is coated with professional adhesive and compounded. The coated aluminum veneer has bright luster, and can be used in a variety of colors, waterproof, fireproof, excellent durability and anti-fouling ability, and excellent UV protection performance.

5, metal wire drawing

This is a new appearance treatment technology. It is made of aluminum plate as the base material, and the imported diamond cloth wheel is used for external drawing, which is formed by various chemical treatments such as pressing type and roller coating. The appearance of the color is bright, uniform, and has a strong sense of fashion, giving people a fierce visual impact.

Fast Recovery Stud Diode

Fast Recovery Diode (FRD) is a semiconductor diode with good switching characteristics and short reverse recovery time. It is mainly used in switching power supplies, PWM pulse width modulators, inverters and other electronic circuits as high-frequency rectifier diodes. Free-wheeling or damper diodes are used. The internal structure of the fast recovery diode is different from that of an ordinary PN junction diode. It belongs to a PIN junction diode, that is, a base region I is added between the P-type silicon material and the N-type silicon material to form a PIN silicon wafer. Since the base area is thin and the reverse recovery charge is small, the fast recovery diode has a short reverse recovery time, a low forward voltage drop, and a high reverse breakdown voltage (withstanding voltage).

Fast Recovery Stud Diode

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