Surface heat treatment is a metal heat treatment process that changes the mechanical properties of the surface layer by heating and cooling the surface of the steel part. Heating during the heat treat...
The pre-treatment of aluminum usually includes the removal of surface grease and anti-corrosion treatment. However, certain standards are still required for the selection of aluminum treatment agents,...
As everyone in the foundry industry knows, a die-casting machine is a series of industrial casting machinery that hydraulically injects molten metal into a mold under pressure to cool and form, and th...
3D printer, a kind of rapid prototyping technology, is based on a digital model file, using powdered metal or plastic and other bondable materials to construct objects by layer-by-layer printing. In t...
Duplex stainless steel is generally divided into four types: Cr18 type, Cr21 type, Cr25 type and 25%-26% super duplex stainless steel. S31803 is a standard duplex stainless steel, belonging to the Cr2...
The equipment used in the electroplating process mainly includes various fixed tanks, barrel plating tanks, hangers, hanging baskets, etc. The following introduces the anti-rust and anti-tarnish measu...
Electroplating zinc-nickel alloy refers to the formation of a coating film on the surface of the plated parts at a ratio of zinc to nickel 9:1. This protective coating has developed rapidly in recent ...
At present, the commonly used polishing methods are as follows: 1. Mechanical polishing Mechanical polishing is a polishing method that uses cutting, plastic deformation of the material surface to rem...
Plastic is a polymer compound that is polymerized by monomer as raw material through addition polymerization or polycondensation reaction. It is commonly known as plastic or resin. The composition and...
Since its birth, low-pressure casting technology has developed rapidly in various industries by virtue of its unique characteristics. We see aluminum alloy molded products on the market are all made o...
Reasons for the formation of bubbles in the electroplating tank The electroplating tank also has internal or external reasons for the generation of bubbles. Today, this article will introduce to you f...
The composition of a plastic extruder is mainly composed of an extrusion system, a transmission system and a heating and cooling system. So how do these systems work together? What is the working prin...
The plastics industry occupies an extremely important position in the world today, and the production of plastic products has developed rapidly all over the world for many years. Statistics show that ...
Eight precautions for stainless steel welding 1. Chromium stainless steel has certain corrosion resistance (oxidizing acid, organic acid, cavitation), heat resistance and wear resistance. It is usuall...