Qingdao Hexin Machinery is professional for manufacturing,sale and research of high temperature alloy centrifugal cast tube,Heat resistant steel precision castings and sand mold casting.The main products are: Ethylene cracking furnace furnace tube ...

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 Company news
Happy Chinese New Year 2017!
    The Chinese New Year is a festival whose Chinese are most important.The history of the Chinese New Ye...
exhibition of GIFA for heat resistant cas
    we attended the exhbition for castings components for furnaces and other industries, it was help in G...
GIFA SHOW for castings
    the GIFA exhibition is indeed very suitable for castings suppliers...
British customers to plant inspection
    this customer came to our factory to inspect the rolls produced by HEXIN. The inspection lasts five d...
Swiss customers to inspect and discuss st
    this customer came to our factory to inspect the rolls produced by HEXIN. The inspection lasts five d...
American customers to check the factory
    this customer came to our factory to inspect the rolls produced by HEXIN. The inspection lasts five d...
 Industry news
How to Accurately Inspect the Casting Def
    Lost wax casting at the time of production and processing of will appear different degrees of casting...
Accurate Insepct Casting Defects of Lost
    Lost wax casting for high pressure, vacuum casting, such as pump body, valve, pressure test should be...
Accurate Insepct Casting Defects of Lost
    X-ray inspectioncan be found lost wax casting casting internal defects, such as porosity, shrinkage c...
Accurate Insepct Casting Defects of Lost
    Ultrasonic inspectioncan also be found lost wax casting, internal defects such as porosity, crack, in...
Wall Thickness Requirements of Precision
    Die casting wall thickness (often referred to as wall thickness) is a special significance in die cas...
The structure of Precision Castings and
    A, the shape of the die casting structure requirements:1, eliminate internal side concave;2, avoid or...
The structure of Precision Castings and
    A, the shape of the die casting structure requirements:1, eliminate internal side concave;2, avoid or...
The Rounded Corners Requirement of Precis
    Precision casting in the design of the casting when we want to design all conform to the business of ...
The Design Requirements of Precision Cast
    Casting design reinforcement requirements:Precision casting steel is thin wall thickness change, in o...
Lost Wax Casting Pouring Method- Vacuum S
    A, vacuum suction casting:Lost wax casting put vacuum pouring box, shell by shell in the tiny pore su...
 How to Repair the Wax Mold Damage of In
    Second, at the time of repair of precision casting wax mold, we should pay attention to, all kinds of...
 How to Repair the Wax Mold Damage of In
    Precision casting at the time of the casting, we will inevitably precision casting wax mold damage, d...
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