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
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
Problems to be Paid Attention for Lost Wa
    1) kind of wax tree waterway and wax models generally have a 45 Angle between rods, that is, the dire...
The Step of Wax Tree for Lost Wax Casting
    Kinds of wax tree must be kind in a circular rubber chassis.This is the diameter of the rubber chassi...
Wax Tree for Lost Wax Casting Process
    After finishing wax models, need to wax tree, can further operation.Kinds of wax tree is to make a go...
Shell Mold Making for Lost Wax Casting
    Wax models of baking is an important procedure to ensure normal casting.In general, 18 k gold molding...
Wax Mold Modification for Lost Wax Castin
    In general, the lost wax casting wax injection after remove the wax models will be more or less has s...
Lost Wax Precision Casting Process
    Lost wax precision casting lost wax casting process is developed by ancient casting process.Late neol...
Note the Points for Attention During Inje
    The heater and feeling the warm wax injection machine can make the wax liquid achieve and maintain a ...
Problems Should be Paid Attention During
    Note wax before, should first open the rubber mold, check the integrity and clean sex of plastic mold...
Lost Wax Casting Process-Injection Wax
    Mold opening can be wax injection after the operation.Wax wax injection operation should pay attentio...
The Making Craft of Lost Wax Casting Moul
    Lost wax casting process flow is: mould design, open mold, injection wax (die) - finishing wax models...
What is The Lost Wax Casting
    For model lost wax casting believe that a lot of people also is not very understand, what we know abo...
The Important Factors Influencing the Acc
    (5) the influence of shell roasting: due to the shell of the small expansion coefficient, when the sh...
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