Investment casting iron plate testing met
    2. Cast iron flat plane wave momentumThe plane wave gauge on the tablet, along arbitrary direction of a linear motion plane wave instrument. Mobile distance for tablet half the length of the diagonal and should not be less than 200 mm. Take...

Deformation of Investment Castings
    Flaring deformation: the forming reason is in the opening size of sand core and sand mold hindered the contraction of the casting, plastic deformation in the casting mouth free structural part, resulting in a flaring deformation defects.Warp...

Investment Casting Trace From The Deforma
    Trace the casting deformation is divided into: deformation, casting the flaring of deformation and warping deformation.Trace the deformation: alloy materials, gray cast iron is the most easy to trace the deformation.Grey cast iron shakeout...

Investment Casting Deformation Suggested
    For precision casting deformation ask advice measures:Find mold to shoot before 1. Shoot the wax wax room presets, until the mold temperature and shot wax wax room temperature phase began to shoot at the same time;As for the back shell makin...

Investment Casting Deformation Suggested
    3. Blow-in, module when high temperature also should avoid to overlap, do it regularly, so that the deformation in the same direction for plastic correction fashion clip.4. Calibration fixture should use hard material, casting surface wear r...

The Key Points of Heat Treatment Process
    The main technological factors of casting steel heat treatment:1. Steel heat treatment consists of three stages: heating, heat preservation and cooling.The determination of its parameters are in place to ensure that the product is based on t...

Investment Casting Process
    Pressure wax (shoot wax wax models) - repairing wax, wax inspection group - tree (la module tree) - shell making (first moistening slurry, spray sand, pulp, the final mould shell with air drying) - dewaxing (steam dewaxing) -- - casting mol...

The Usage of Aluminum Casting Products
    Pure aluminum is very soft, intensity is small, has the very good ductility, can be pulled into filaments and pressed into a foil, a large number of used in the production of wire, cable, radio industry packing and so on.It is about two thir...

Copper Casting Regular Quality Requiremen
    1, casting is not allowed to have a crack, cold shut, misrun and penetrating defects.2, the casting of machining surface, the oxide inclusions is allowed, the depth shall not exceed the specified wall thickness tolerance of deviation, the ar...

The Characteristics of The Cast Steel
    Cast steel used for pouring casting of steel, is a kind of casting alloy. The cast steel is mainly used in the manufacture of some complicated shape, difficult to forging or cutting shape and required high strength and plastic parts. Cast st...

Casting Technology Introduction
    Casting production process is the case in general can be divided into roughly wax injection, shell making, casting and post-processing, and inspection.Wax including 1. The pressure (pressure wax, wax, group tree) :Pressure wax - using wax in...

The Trend of The Development of The Green
    Involved in the current of sand mold casting method, adopting adhesive dry sand molding of epc and V method casting, using a binder of sodium silicate sand mold casting is most likely to realize green casting production process. No binder ep...