{"id":2764,"date":"2025-08-16T12:18:23","date_gmt":"2025-08-16T09:18:23","guid":{"rendered":"https:\/\/www.tektrade.ee\/en\/?post_type=product&#038;p=2764"},"modified":"2025-08-17T00:41:33","modified_gmt":"2025-08-16T21:41:33","slug":"screw-pumps","status":"publish","type":"product","link":"https:\/\/www.tektrade.ee\/en\/our-products\/pumps\/screw-pumps\/","title":{"rendered":"Screw Pumps"},"content":{"rendered":"\n<p>KRAL screw pumps are divided into following categories:<\/p>\n\n\n\n<p><strong><strong>Series K<\/strong><\/strong><\/p>\n\n\n\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-ad2f72ca wp-block-group-is-layout-flex\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<figure class=\"wp-block-image alignleft size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"283\" height=\"200\" src=\"https:\/\/www.tektrade.ee\/en\/wp-content\/uploads\/sites\/2\/2025\/08\/ResizedImage283200-Seeria-K.jpg\" alt=\"\" class=\"wp-image-2765\"\/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p>Delivery rate: 5 to 2,900 l\/min<br>C Delivery rate KFT: 5 to 510 l\/min<br>Max differential pressure: 16 bar<br>Temperature range:\u00a0 -20\u00b0C to 180\u00b0C, Magnetic coupling to 300\u00b0C<br>Housing:\u00a0 Nodular cast iron EN-GJS-400<br>Spindles:\u00a0 Steel, nitrided<br>Certifications: ABS, BV, CCS, DNV, GL, LRS, RS, NK, RINA<br>ATEX:\u00a0 II 2 GD b\/c group II, category 2<br>Heating:\u00a0 Electrical, fluid media and steam.<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong><strong>Series L<\/strong><\/strong><\/p>\n\n\n\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-ad2f72ca wp-block-group-is-layout-flex\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<figure class=\"wp-block-image alignleft size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"283\" height=\"200\" src=\"https:\/\/www.tektrade.ee\/en\/wp-content\/uploads\/sites\/2\/2025\/08\/ResizedImage283200-Seeria-L.jpg\" alt=\"\" class=\"wp-image-2766\"\/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p>Delivery rate: 5 to 200 l\/min<br>Max pressure: 63 bar<br>Temperature range:&nbsp; -20\u00b0C to 180\u00b0C, Magnetic coupling to 300\u00b0C.<br>Housing:&nbsp; Nodular cast iron EN-GJS-400<br>Spindles: Steel, nitrided<br>Certifications: ABS, BV, CCS, DNV, GL, LRS, MRS, NK, RINA, KR<br>ATEX:&nbsp; II 2 GD b\/c group II, category 2<br>Heating:&nbsp; Electrical, fluid media&nbsp; and steam.<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong><strong>Series C<\/strong><\/strong><\/p>\n\n\n\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-ad2f72ca wp-block-group-is-layout-flex\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<figure class=\"wp-block-image alignleft size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"221\" height=\"200\" src=\"https:\/\/www.tektrade.ee\/en\/wp-content\/uploads\/sites\/2\/2025\/08\/ResizedImage221200-Seeria-C.jpg\" alt=\"\" class=\"wp-image-2767\"\/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p>Delivery rate\u00a0 CK: 1,750\u00a0 l\/min<br>Delivery rate\u00a0 CL: 3,550\u00a0 l\/min<br>Delivery rate\u00a0 CG: 3,550\u00a0 l\/min<br>Temperature range:\u00a0 -20\u00b0C to 180\u00b0C, Magnetic coupling to 300\u00b0C<br>Pressure range: 70 bar; 100 bar<br>Housing: Nodular cast\u00a0 iron, steel and aluminium<br>Spindles: Steel, nitrided<br>Certifications: ABS, BV, CCS, DNV, GL, LRS, MRS, NK, RINA, KR<br>ATEX:\u00a0 II 2 GD b\/c group II, category 2<br>Heating:\u00a0 Electrical, fluid media\u00a0 and steam<br>Manufactured to conform with API.<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong><strong>Series W<\/strong><\/strong><\/p>\n\n\n\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-ad2f72ca wp-block-group-is-layout-flex\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<figure class=\"wp-block-image alignleft size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"307\" height=\"200\" src=\"https:\/\/www.tektrade.ee\/en\/wp-content\/uploads\/sites\/2\/2025\/08\/ResizedImage307200-Seeria-W-1.jpg\" alt=\"\" class=\"wp-image-2768\" srcset=\"https:\/\/www.tektrade.ee\/en\/wp-content\/uploads\/sites\/2\/2025\/08\/ResizedImage307200-Seeria-W-1.jpg 307w, https:\/\/www.tektrade.ee\/en\/wp-content\/uploads\/sites\/2\/2025\/08\/ResizedImage307200-Seeria-W-1-300x195.jpg 300w\" sizes=\"auto, (max-width: 307px) 100vw, 307px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p>Delivery rate: 15 to 290 l\/min<br>Max differential pressure: 120 bar<br>Viscosity: > 1 mm2\/sec<br>Max. temperature: to 180\u00b0C, Magnetic coupling to 300\u00b0C<br>Installation: Wet or dry<br>Spindle housing: Nodular cast\u00a0 iron EN-GJS-400, polymer\u00a0 coated or other\u00a0 material options<br>Spindles: steel, nitrided.<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Series Magnetic coupling:<\/strong><\/p>\n\n\n\n<p>Feedrate: 5 to 3550 l\/min<br>Temperature range:&nbsp; -20\u00b0C to 300\u00b0C&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp;<br>Pressure: 120 bar.<\/p>\n","protected":false},"featured_media":0,"parent":2739,"menu_order":71,"template":"","class_list":["post-2764","product","type-product","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.tektrade.ee\/en\/wp-json\/wp\/v2\/product\/2764","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.tektrade.ee\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.tektrade.ee\/en\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":3,"href":"https:\/\/www.tektrade.ee\/en\/wp-json\/wp\/v2\/product\/2764\/revisions"}],"predecessor-version":[{"id":3264,"href":"https:\/\/www.tektrade.ee\/en\/wp-json\/wp\/v2\/product\/2764\/revisions\/3264"}],"up":[{"embeddable":true,"href":"https:\/\/www.tektrade.ee\/en\/wp-json\/wp\/v2\/product\/2739"}],"wp:attachment":[{"href":"https:\/\/www.tektrade.ee\/en\/wp-json\/wp\/v2\/media?parent=2764"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}