| 摘要 |
A bonded refractory mold is disclosed. The mold includes a mold wall, the mold wall comprising a bonded refractory material and defining a sprue, a gate and a mold cavity, the gate having a gate inlet opening into the sprue and a gate outlet opening into the mold cavity. The mold also includes a gas vent extending through the mold wall. The mold also includes a gas permeable cover covering the gas vent. |
