| 摘要 |
<p>The device consists of a base plate to fit the extruder outlet, and drilled with radial holes of equal diameter, distributed equidistantly around the same circumference. The intermediate part is solidly attached to base plate and consists of a casing of frusto-conical or cylindrical exterior shape concentric with the carrier bars of organs for distributing and gauging the strands of extruded material at the outlet of holes. - Also a head part which carries a die assembly suitable for extrusion of profiles of given geometry.</p> |
