Due to the presence of the intermediate layer of spherical copper powder, the solid lubricant is evenly distributed on the friction surface, so that the friction surface continuously releases the solid lubrican... >MORE

Copper is a non-ferrous metal closely related to human beings and is widely used in electrical, light industry, machinery manufacturing, construction industry, national defense industry and other fields. The pr... >MORE

Copper sleeve casting is a process in which copper alloy is smelted into a liquid that meets certain requirements and poured into a mold. After cooling, solidification, and cleaning, a casting with a predetermi... >MORE

Commonly used copper castings include copper sleeves, copper tiles, and copper rings. Their characteristics and uses mainly include: 　　 Copper sleeve, also known as copper bearing, needs to be lubricated wit... >MORE

Usually, the molten aluminum of gravity copper-aluminum casting is manually poured into the gate. It relies on the self-weight of the gold liquid to fill the cavity, vent, cool and mold to obtain samples. The p... >MORE

There are four precautions for copper and aluminum casting >MORE

According to the operating conditions, holes are processed in the working surface and filled with solid lubricants in a certain proportion. The high-strength copper alloy provides a high load-bearing capacity, ... >MORE

Copper sleeves, copper plates and other copper parts are generally used on rolling mills in steel mills and bearing bushes in cement plants based on the experience of sliding bearings. >MORE

Copper liquid is refined and degassed. It depends on the material. Oxidation is mostly used to remove hydrogen from liquid copper, and phosphorus copper deoxidation is used to remove oxygen. For example: 5-5-5 ... >MORE

1. Sand gravity pouring (mainly used for small batches of ordinary products); 2. Pressure casting (mainly used for high-volume precision products); 3. Lost wax casting (mainly used for small batches of crafts);... >MORE

Cast copper alloys can be divided into tin bronze, lead bronze, aluminum bronze, beryllium bronze, brass, aluminum brass, manganese brass, lead brass, silicon brass and so on. >MORE

Centrifugal casting is a technique and method of injecting liquid metal into a high-speed rotating mold, so that the liquid metal is centrifugal motion to fill the mold and form a casting. Due to the centrifuga... >MORE