Internal mixer disadvantages

Table 35.4 contains all benefits and disadvantages of batch mixing with respect to continuous mixing. Table 35.5 contains basically the same for continuous mixing with respect to batch mixing. The major advantages of internal mixers are... 

The disadvantages of the internal mixers are benehts of the continuous mixer, namely... 

The processing equipment used to conduct solvent extraction of metals is the same as that used in conventional liquid-liquid extraction.1 1 The most common choices have been mixer-settlers, columns with agitated internals, and static mixers. Some advantages and disadvantages of several classes of equipment are summarized in Table 8.5-1. Many of the practical aspects of equipment selection are diicussed by Pratt and Hanson5 and by Ritcey and Ashbrook. ... 

Disadvantages Draft tube subject to fouling if liquid level is too low. Internal beffles. supports, mixer, and so on clutter up internals. Internal agitator requires maintenance. 

An investigation was carried out into the incorporation and dispersion of fillers into mbbers. Factors contributing to the dispersion of fillers into mbber were examined and the disadvantages of tangential-type mixers and intermeshing-type mixers for incorporating fillers into mbbers indicated. 8 refs. Articles from this journal can be requested for translation by subscribers to the Rapra produced International Polymer Science and Technology. 

---