grit-and-grease-removal-systems0 pages
AST i M
nnnnIGRIT AND GREASE
nnnnI REMOVAL TECHNOLOGY
nnnnCommon practice for treatment plant design require an effective grit separation in order to reduce the seriously
nnnnwearing effect caused by grit on the process pumps and other mechanical equipment, to minimize the maintenance
nnnncosts. Grit and other in-organics can be separated by longitudinal or circular grit removal systems. Grease can
nnnnalso be floated and separated from the stream by aeration, whilst the organ ics are retained in suspension for
nnnnsubsequent treatment.
nnnnASTÏM provides manufacturing and installation services in a wide equipment range for removal of grit and grease
nnnnin industrial and municipal waste water treatment plants. Astim grit and grease removal equipment are specially
nnnndesigned to fit in every type of concrete or steel tanks. Designed to work automatically by local control panels
nnnnusing PLC or conventional systems which can be controlled locally, or remote from main control cabinet, they
nnnnrequire less operator attention.
nnnnThe grit removal equipment can be designed in different styles. Main systems are;
nnnn• Travelling Scraper for Longitudinal Tanks
nnnn• Central Driven Rotating Scrapers for Circular or Square Tanks
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