... . Model No.DWHY252Application: High Temperature Yarn Package Dyeing Machine: For the pre-treatment, dyeing and after treatment of packages, bobbins, loose ... l Adapts frequency conversion control;l Designed balanced mixed flow pump or centrifugal pump of high efficiency and high ... multi-functions, including influent, drainage, inside flux and outside flow; Design data:l Model: DWHY252l Liquor ratio: 1:6l ...