Analyses the problems in the process of h
    Besides using sand casting, casting method can also be used for precision casting process to obtain a smooth surface, size precision products.For synthetic ammonia and ethylene cracking in high temperature furnace tube often adopt the method...

Analyses the problems in the process of h
    Heat resistant steel and stainless acid-resistant steel are crossed each other on the using range, some characteristics of stainless steel with heat resistant steel, can be used as both stainless acid-resistant steel, also can be used as hea...

How to improve the quality of the surface
    Layering thickness of as influenced by the surface quality, precision casting surface quality of the product along with the peak, with the decrease of the thickness of layered surface quality began to decline, reduced to roughness.Reason ana...

How to improve the quality of the surface
    Layering thickness of as influenced by the surface quality, precision casting surface quality of the product along with the peak, with the decrease of the thickness of layered surface quality began to decline, reduced to roughness.Reason ana...

Steps to prevent the occurrence of damage
    Actually he for centrifugal casting mold the same important to his homework, but if the centrifugal casting mold the damage which is not a good phenomenon, so we will arrange for prevention.But the specific how should we do?Let dongming spec...

How to improve the service life of the ce
    If you can guarantee casting wall thickness are the same, and not hot, it can be very good to reduce mould in use of thermal fatigue.In the turning of the casting, we need to set the appropriate rounded corners, so that we can prevent mould...

Casting way of rapid prototyping have wha
    Believe that everyone knows good castings is to have professional technology to carry on the processing production, and also to control the casting of before and after treatment to complete the production, in the process of the casting way o...

heat treatment two methods for Precision
    Precision casting believe everyone know for casting processing we should not only after grinding and heat treatment, so the casting heat treatment process is not just a again, here are two types of heat treatment of castings.Precision castin...

heat treatment method for Precision casti
    Precision casting for the second type of heat treatment and advocate, al qaeda has had the obvious change, can be roughly divided into five categories:1, softening annealing: its purpose is to decompose the carbide, its hardness is reduced,...

Large scale continuous annealing furnace
    Roller furnace bottom and furnace roll installation for taking activity cylindrical pin roll positioning method, realize the roll seat without gasket quickly find is installed, can maximize the adjustment of the furnace roller hearth roller...

One of the lost wax casting casting pouri
    Lost wax casting believe that everybody wants to produce wear-resistant castings, how in place when we were in the use of the casting pouring position?The lost wax casting put what to tell you the casting pouring position is good.1, pouring...

Lost wax casting casting gating location
    2, mould parting surface refers to the contact surface between the sand box.The mold parting surface selection, should be on the premise of guarantee the quality of castings, as far as possible to simplify the process, save manpower material...