In liquid composites molding(LCM) processes,a gap between the perform and the mold edge can create a preferential flow path for the resin, which is the so-called edge effect.

• 在复合材料液体模塑成型工艺中(LCM),预成型体和模具壁间存在的缝隙容易产生优先的树脂流道,即为常见的边缘效应。