About MURAKAMI KOSEI
About 宇部興産機械
About ダイカスト
About automobile
About weight reduction
About automotive body structure
About die casting
About die casting machine
About aluminum base alloy
About high vacuum
About vacuum technology
About vacuum equipment
About metal mold
About thermoforming filling
About pressure fluctuation
About castability
About mechanical property
About degree of vacuum
About temperature control
About casting defect
About automotive parts
About ショックタワー
About vacuum device
About die-casting die
About mold filling
About pressure rise
About cycle time
About Furnaces,casting equipment
About 自動車
About 構造部材
About ダイカスト