Black aluminum sign blanks generally use metal aluminum as raw materials. The size of the sign can be according to the actual needs of customers. The thickness is generally 1mm to 5mm, the font or logo is generally raised by 0.3-1.8mm, and the surface has wiredrawing stripe Road, refraction effect and strong three-dimensional effect.
Black aluminum sign blanks
Aluminum signs can be divided into: aluminum signs cut along the word, aluminum nameplates left along the word, aluminum signs with frame and aluminum signs without frame. The bottom can be painted with different colors according to customer requirements (common colors include black, blue, red, orange, gray, silver gray, green, etc.) and oxidized into different colors (such as gold, silver, red, black, etc.)
There are generally two processes for making black aluminum sign blanks. One is obtained by anodizing, dyeing and sealing holes, which is often used for outdoor signs; The other is obtained by color coating and painting, which is often used for indoor signs.
The processing methods of font color are: screen printing. After the product font is highlighted, the font on the same plane can be screen printed in multiple colors. After each color is screen printed and dried in the oven, other colors can be screen printed Electroplating, the product font can also be electroplated into different colors (such as black, gold, red and chromium plating).
