APPARATUS AND METHOD FOR FORMING MATERIALS

摘要

The application relates to an extrusion apparatus, which comprises at least one first reservoir (1) connected at a first end to a first opening of a plurality of regulatory modules (4). The regulatory modules or spinnerets contain tubular passages (17) through which dope material (25) is extrudable . The extrusion apparatus (4) has at least 1,000 of the tubular passages (17) per square metre cross~section.