The Process Features of Ceramic Shell Cas
    3. models, materials used in small amount of surface treatment materials and mass production with a metal or resin, filler with high purity, high melting point of refractory material in order to prevent and respond to molten metal, its mater...

The Advantages of Heat Treatment of Preci
    Casting of heat treatment is very important, so when we were in control precision casting heat treatment should be careful.Precision casting due to different purposes, heat treatment, basic can be mainly divided into two categories, the firs...

Commonly Used Heat Treatment Method and P
    1, precision casting softening annealing:The purpose is to decompose carbide, its hardness is reduced, and improve the processing performance, for nodular cast iron, its aim is to gain more ferrite.2, normalizing treatment:Precision casting...

Knowledge About Hardness Used in Precisio
    A, brinell hardness:Mainly used for determination of castings, forgings, non-ferrous metal parts, hot rolled billet and annealing hardness, measurement range ≯ HB450.Second, the rockwell hardness:HRA is mainly used for high hardness of the...

The Structure of The Precision Casting Sh
    The structure of precision casting attention should be paid to tend to reduce casting defects:1, the precision casting wall thickness should be uniform, in order to prevent the shrinkage cavity, cracking, when need to ensure that directional...

Structure is The Basis of The Technology
    Precision casting can have such good technology, of course, because the structure of the precision casting, to facilitate manufacturing model, core box and style:1, Qingdao hexing precision castings appearance should strive to simple, in ord...

The Method of Improving Casting Technolog
    4, pay attention to the lost wax casting technology of the equipment to promote:Process is mainly on the equipment problems, a lot of key equipment, such as some directional solidification equipment mainly rely on imports, so the precision c...

The Method of Improving Casting Technolog
    2, lost wax casting:Enterprise independent innovation in addition to the growth of awareness of innovation and ability of the research and development, also need to attach importance to and strengthen to precision casting enterprise as the m...

The Method of Improving Casting Technolog
    The lost wax casting industry in China has accumulated more and more solid strength ready, now in the casting industry of the future will be more forward, so we in if development promotion in the technical level will be more conducive to our...

Solidification Mode of Castings Part2
    2, hexin precision casting when solid-liquid two-phase area wide called volume solidification mode.Belong to the volume of solidification of alloy ductile iron, high carbon steel, bronze, aluminum, copper alloy, aluminium magnesium alloy, ma...

Solidification Mode of Castings Part1
    Precision casting casting is way I believe you should have know, so the casting solidification way there are several people know?Hexing precision casting under the following will introduce you to three methods of precision casting solidifica...

The way of saving energy from Hexin Preci
    3, but a feature of energy saving work is just need to calculate pup, amassing, if not carefully, just to hope that by a few big technology to achieve the goal of energy saving is very unrealistic, thus completes the energy conservation work...