It is generally believed that the quality of the mold is closely related to the quality of the parts. Many molds (such as die-casting molds) must be electroplated on the surface to improve their corro...
The vacuum pumping system is composed of a vacuum pump, a surge tank, a dust removal tank and a valve link pipeline. The vacuum degree of the vacuum pump and the selection of the pumping volume are th...
V method casting has good process performance, high dimensional accuracy, surface roughness, reproducibility, small machining allowance, and small footprint. V-method casting has no binders that can b...
Finish covering, spraying (brushing) paint, and drying the paint on the mobile trolley, then move the trolley to the sand bucket to add sand and shake, then remove the cover back film, vacuum, and the...
The slag inclusion defect in the lost foam refers to the formation of dry sand, paint and other inclusions as the molten iron enters the casting cavity during the casting process. It is a non-metallic...
1. Vacuum stabilized flow rate is good, low negative pressure and large flow rate, the negative pressure degree is required to be 0.04 high and not more than 0.05. The surge tank cannot be small, and ...
1 The appearance method should be suitable for factory conditions.For example, it also produces large-scale machine tool bed and other castings. Usually, the core assembly method is used instead of th...
The main technical parameters of resin sand equipment 1. Used sand regeneration capacity: 4–5 tons/hour 2. Old sand recovery rate: ≥95% 3. Removal rate of reclaimed sand: ≥26% 4. Loss of reclaim...
Screw fasteners are the most widely used mechanical basic parts and are in great demand. Surface treatment is the process of forming a covering layer on the surface of the workpiece through a certain ...
Die-casting machines are divided into general die-casting machines and special die-casting machines according to the scope of use; according to the clamping force, they are divided into small machines...
1. As we all know, because the electroplating process of aluminum wheel hub is quite complicated, it uses a variety of brighteners and additives, so its finished product is a sign that shows the level...
1. Casting [Explanation] The process of smelting metal into a liquid that meets certain requirements and pouring it into a casting mold. After cooling, solidification, and cleaning, a casting (part or...
Hot-dip galvanizing (hot-dip galvanizing) refers to the method of immersing the plated fasteners in liquid metal zinc or its alloy for plating. Hot-dip galvanizing is widely used to protect steel and ...
In recent years, with the continuous improvement of people’s living standards, a single plating color can no longer meet people’s needs, and two-color machines and multi-color plating oper...