HERMETICALLY SEALED KNEADER.

摘要

A hermetically sealed kneader comprising a chamber (3) having an enclosable material feeding port (5), a pair of rotors (4A, 4B) provided in said chamber (3) in such a manner as to rotate in opposite directions, and blade portions (10) provided on the outer circumferential surfaces of said two rotors (4A, 4B) in such a manner as to be brought into mesh engagement with each other, wherein the ratio S/D of the gap S between the outer circumferential surface (10A) of said rotor blade (10) and the internal wall of the chamber (3) to the internal diameter D of the chamber is set in a range from 0.01 to 0.02. <IMAGE>