Ring pouring channel was set for pouring position. Ladder-like horizontal gate was designed for horizontal gate. Section area of ingate was calculated by the equation.
浇道位置为环形浇道，横浇道设计成扁梯形横浇道，内浇道截面面积根据公式求取。
2
Some relative equations which are deriveted from the general calculation formula of residence time of plastic melt in the taper ringchannel, could be applied to other configurations of channel.
计算塑料熔体在锥环形流道中停留时间的一般公式可稍作推广即可应用到其它形状的流道计算中。
3
To compare with the traditional scheme, the two-fiber single direction channel rotating ring used in IBAS shows more superior.