The spinning of coaltarpitch raw material is key procedure of shaping in manufacturing carbon fiber.
煤沥青原料的纺丝,是碳纤维制造过程中加工成型的关键步骤。
2
The main parameters of viscosity, spinning temperature, pressure and winding velocity for coaltarpitch fluid should be rigidly controlled during spinning.
在纺丝过程中,要严格控制煤沥青熔体的粘度、纺丝温度、压力、卷绕速度等主要参数。
3
A pitch mesophase can be prepared from petroleum pitch and coaltarpitch.