The Technology of Casting Defect Related
    Casting defects classification of technical reasons, generally speaking, there are the following:The first is a design, the design work and bad make its flawed, and the causes of so is stuck a link, when reach this link, tooling manufacture...

The influencing factors of precision cast
    Precision casting dimension accuracy, layout, material susceptible to casting, molding, shell making, roasting, casting, such as the impact of these aspects, specific as follows:(1) casting layoutCasting wall thickness, contraction rate, etc...

The Influencing Factors of Precision Cast
    (3) mouldingA. wax mould temperature, its effect on free contraction ratio to grand to rate the influence of the blocked squeeze.B. for investment in the process of storage and will further austerity, 10% as usual.But for 12 hours later, its...

Investment Casting to Control The Quality
    1, metal materials Metal materials mainly comes from outsourcing materials precision casting enterprise.And outsourcing is often in bulk metal materials, very few have pressed into tubular, materials are easily confused with different materi...

Heat-resistant Steel Castings Adhering Sa
    Adhering sand phenomenon is due to the high temperature liquid metal castings and sand interaction between the physical and chemical reaction.Commonly used method to avoid adhering sand castings has the following kinds:1, use more tiny sand...

The Influence of Heat Treatment of Castin
    Casting common heat treatment process usually are annealing, normalizing, quenching, tempering and other steps.Annealing after casting is be heated to a certain temperature, the casting of the material, size to choose reasonable heat preserv...

The Coating Preparation Method of Investm
    Silica sol physico-chemical parameters is mainly composed of: SIO2 content, density, content of Na2o, PH, kinematic viscosity, colloid particle diameter, etc., the physical and chemical parameters of the main affects the stability of shell s...

The Industrial Characteristics of Investm
    Investmentcasting is among the more common investment casting, also known as the lost wax casting: choose appropriate casting material system, such as paraffin wax casting;Touch on casting refractory coating and sand and refractory process,...

The Applicable Scope of The Investment Ca
    Investment casting large castings can be considered in moderately batch application self-hardening resin sand molding and core making.investment casting of heavy castings for sheet small batch production, manual modeling is still important,...

The Applicable Scope of The Investment Ca
    Investment casting large castings can be considered in moderately batch application self-hardening resin sand molding and core making.investment casting of heavy castings for sheet small batch production, manual modeling is still important,...

The Summary of Investment Casting
    Including: investment casting, ceramic mold casting, metal mold casting, pressure casting, lost foam casting.Among the more commonly used is the investment casting, also known as the lost wax casting: choose appropriate casting material (suc...

The Advantages of Investment Casting
    1. Investmentcasting of maximum line length is 700 mm, easy to make the length of under 200 mm, maximum weight about 100 kg, generally used for 10 kg.2. Investmentcasting size tolerance 20 mm + / - 0.13 mm, 100 mm + / - 0.30 mm, 200 mm + / -...