Button material identification method
How do you distinguish between button buttons with different colors and styles?
There are several ways to identify the button material:
Button materials can be basically divided into plastics (resins, plastics), metal buttons (copper, iron, alloys) and natural types (shells, wood, coconut shells, bamboos. All kinds of materials must be made of buttons and the process is not the same. Some of the buttons look the same, and even the people in the trade do not necessarily have a clear view with their eyes, and only the destruction or scraping of the coat can distinguish them.
Buttons are divided into plastic buttons and resin buttons, plastic buttons and resin buttons, plastic buttons are usually die cast, so there will be a line on the button edge, this mold line may be removed in some factories in the subsequent processing of this line , but its weight is lighter than resin (of course some special plastics will weigh). The resin buttons are mechanically sculpted and then polished, so the surface is not full-lined and is very smooth. However, it is easy to break, the surface is easily scratched, and it will soften when placed in boiling water.
How to distinguish between copper buttons and iron buttons?
Copper and iron material buttons, this one will know with a magnet, there is a hard object scraped off the surface plating layer, brass color (brass). The iron buckle is black and this is the color of the raw material.
How to determine the alloy button?
The alloy buckle is relatively heavy and is made by die-casting. All die lines are generally polished and polished and may not be visible, but he is heavy in weight and is solid.
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