| 摘要 |
PURPOSE: A plunger apparatus for die casting is provided to prevent the defects of a die-cast product generated due to sludge by removing sludge and foreign materials in advance. CONSTITUTION: A plunger apparatus for die casting comprises a sleeve body(100), a plunger unit(200), a sludge filter(300), and an elastic connecting unit(400). A molten metal chamber is formed inside the sleeve body. The plunger unit is moved along the molten metal chamber. The sludge filters are positioned on the front side of the sludge filter. The elastic connecting unit elastically connects the plunger unit and the sludge filter.
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