{"id":2551,"date":"2021-08-12T16:26:18","date_gmt":"2021-08-12T08:26:18","guid":{"rendered":"https:\/\/dk-machinery.com\/?post_type=product&#038;p=2551"},"modified":"2025-11-02T12:34:26","modified_gmt":"2025-11-02T04:34:26","slug":"single-screws-and-barrels-for-blowing-film","status":"publish","type":"product","link":"https:\/\/dk-machinery.com\/zh\/product\/single-screws-and-barrels-for-blowing-film\/","title":{"rendered":"Single Pelletizing Screw Barrel"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"<p>Screws and barrels from DK increase the quality and the output of your production. We have the outstanding experience in the design, development and production of screw and barrel which can be applied in single screw extruders of all types in the market such as kraussmaffei, Battenfeld-cincinnati,Windm\u00f6ller &amp; H\u00f6lscher, Erema, Starlinger,NGR, MACCHI SPA, Bandera, Weber, Amut, etc.<br \/>\nWe focus on corrosion-resistant and wear-resistant effect of screws and barrels, which can guarantee a long service life.<br \/>\nScrew diameter:\u00a0\u03c615mm~\u03c6300mm (Screw\u00a0structure\u00a0and\u00a0compression\u00a0ratio\u00a0can\u00a0be\u00a0designed\u00a0according\u00a0to\u00a0different\u00a0material\u00a0and\u00a0products)<br \/>\nScrew L\/D=15~50<br \/>\nType of extruder:\u00a0KMD, Cincinnati, Theysohn, Battenfeld, weber, Amut, etc.<br \/>\nTechnical\u00a0Parameter:<\/p>\n<p>Nitriding\u00a0Hardness\uff1aHV900-1000<br \/>\nNitriding\u00a0Depth\u00a0\uff1a0.5~0.8mm<br \/>\nNitridng\u00a0Brittleness:\u00a02nd\u00a0Level<br \/>\nSurface\u00a0Roughness\uff1a\u2264Ra0.4<br \/>\nScrew\u00a0Straightness\uff1a0.015mm<br \/>\nNitrided\u00a0Chromium\u00a0Coating\u00a0Surface\u00a0Hardness\u2265950HV<br \/>\nChromium\u00a0Coating\u00a0Thickness\u00a0\uff1a0.025~0.10mm<br \/>\nBimetallic layer\u00a0Hardness\uff1aHRC50-65<br \/>\nBimetallic layer\u00a0\u00a0Depth\uff1a0.8~2.0mm<\/p>\n<p>Materials &amp; Technology:<br \/>\nQuality\u00a038CrMoAIA\u00a0or 34CrAlNi7(1.8550)<br \/>\nAdvanced\u00a0Nitriding\u00a0Technology<br \/>\nAnti-corrosion\u00a0and\u00a0Wear-resisting\u00a0Duplex\u00a0Metal\u00a0Spraying\u00a0Technology<br \/>\nQuality\u00a0Powder\u00a0Metallurgy\u00a0Materials<br \/>\nHard\u00a0Metal\u00a0Cold\/Thermal\u00a0Spraying\u00a0Technology<\/p>","protected":false},"featured_media":2554,"template":"","meta":[],"product_cat":[62],"product_tag":[],"class_list":["post-2551","product","type-product","status-publish","has-post-thumbnail","hentry","product_cat-pelletizing-screw-barrel"],"_links":{"self":[{"href":"https:\/\/dk-machinery.com\/zh\/wp-json\/wp\/v2\/product\/2551","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dk-machinery.com\/zh\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/dk-machinery.com\/zh\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":3,"href":"https:\/\/dk-machinery.com\/zh\/wp-json\/wp\/v2\/product\/2551\/revisions"}],"predecessor-version":[{"id":3003,"href":"https:\/\/dk-machinery.com\/zh\/wp-json\/wp\/v2\/product\/2551\/revisions\/3003"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dk-machinery.com\/zh\/wp-json\/wp\/v2\/media\/2554"}],"wp:attachment":[{"href":"https:\/\/dk-machinery.com\/zh\/wp-json\/wp\/v2\/media?parent=2551"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/dk-machinery.com\/zh\/wp-json\/wp\/v2\/product_cat?post=2551"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/dk-machinery.com\/zh\/wp-json\/wp\/v2\/product_tag?post=2551"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}