{"id":11,"date":"2026-11-06T19:04:04","date_gmt":"2026-11-06T11:04:04","guid":{"rendered":"https:\/\/kerkepm.com\/machines\/"},"modified":"2026-11-11T13:12:15","modified_gmt":"2026-11-11T05:12:15","slug":"machines","status":"publish","type":"page","link":"https:\/\/kerkepm.com\/es\/machines\/","title":{"rendered":"Machines, sized by torque not by tonnage"},"content":{"rendered":"<div class=\"k3\">\n<noscript><iframe loading=\"lazy\" src=\"https:\/\/www.googletagmanager.com\/ns.html?id=GTM-5JN495RG\" height=\"0\" width=\"0\" style=\"display:none;visibility:hidden\"><\/iframe><\/noscript>\n<div class=\"wrap\"><div class=\"crumbs\"><a href=\"\/\">Home<\/a><span>\/<\/span>Machines<\/div><\/div><div class=\"wrap\"><div class=\"hero\">\n<p class=\"kicker\">11 machine families<\/p>\n<h1>Machines, sized by torque not by tonnage<\/h1>\n<p class=\"dek\">Eleven twin screw extruder types and machine families, from a 15.6 mm lab screw to a 135 mm production machine \u2014 1\u20134,000 kg\/h. Two numbers decide the model: the torque class (B or D) and the L\/D the formulation needs. Everything else is a consequence.<\/p>\n<div class=\"byline\"><div><b>1\u20134,000 kg\/h<\/b> output<\/div><div><b>15.6\u2013135 mm<\/b> screw diameter<\/div>\n<div><b>28\u201360<\/b> custom L\/D<\/div><div><b>30\u201345 days<\/b> standard delivery<\/div><\/div>\n<\/div><\/div>\n<div class=\"wrap\"><div style=\"padding:34px 0 60px\">\n<div class=\"cards\"><a class=\"card\" href=\"\/machines\/co-rotating-twin-screw-extruder\/\"><h3>Co-rotating twin screw KTE<\/h3><p>80\u20134,000 kg\/h, B and D Gearboxes \u2014 The KTE twin screw range runs from 50.5 mm to 135 mm screw diameter at 80\u20134,000 kg\/h. Two gearbox classes: B (T\/A\u00b3 6\u20138) \u2026<\/p><span class=\"meta\"><b>15 models<\/b> \u00b7 filler masterbatch<\/span><\/a><a class=\"card\" href=\"\/machines\/two-stage-extruder\/\"><h3>Two-stage KTE\/SE<\/h3><p>Stable Output at 85\u201390% Filling \u2014 A two-stage KTE\/SE line pairs a twin screw (compounding, devolatilization) with a single screw (pressure build-up). It i\u2026<\/p><span class=\"meta\"><b>4 models<\/b> \u00b7 high filler masterbatch<\/span><\/a><a class=\"card\" href=\"\/machines\/triple-screw-extruder\/\"><h3>Triple screw KTE-T<\/h3><p>Better Dispersion in a Shorter L\/D \u2014 The KTE-T triple screw range covers 51.4\u201393 mm at 100\u20131,200 kg\/h. Three screws give one more mixing flank than a twin sc\u2026<\/p><span class=\"meta\"><b>4 models<\/b> \u00b7 black masterbatch<\/span><\/a><a class=\"card\" href=\"\/machines\/kneader-compounding-extruder\/\"><h3>Kneader compounding extruder<\/h3><p>Kneader + Single Screw, 100\u20131,200 kg\/h \u2014 A kneader compounding extruder is one continuous line in two duties: a self-cleaning kneader reactor wets out and disper\u2026<\/p><span class=\"meta\"><b>3 models<\/b> \u00b7 high filler masterbatch<\/span><\/a><a class=\"card\" href=\"\/machines\/single-screw-extruder\/\"><h3>Single screw SE<\/h3><p>100\u20132,000 kg\/h, Lowest Cost per kg \u2014 The SE single screw range covers 50\u2013200 mm at 100\u20132,000 kg\/h. It is the lowest-cost way to melt, filter and pelletize re\u2026<\/p><span class=\"meta\"><b>8 models<\/b> \u00b7 waste plastic recycling<\/span><\/a><a class=\"card\" href=\"\/machines\/two-stage-single-screw\/\"><h3>Two-stage SE\/SE<\/h3><p>Film & Woven Bag Recycling \u2014 SE\/SE two-stage single screw lines handle PE\/PP film, woven bag and low-bulk-density scrap at 200\u20132,000 kg\/h: a compacto\u2026<\/p><span class=\"meta\"><b>3 models<\/b> \u00b7 waste plastic recycling<\/span><\/a><a class=\"card\" href=\"\/machines\/pilot-twin-screw-extruder\/\"><h3>Lab & pilot twin screw<\/h3><p>1\u2013150 kg\/h Trial & Small Batch \u2014 Lab and pilot twin screw extruders from KTE-16 (15.6 mm) to KTE-36B (35.6 mm) cover 1\u2013150 kg\/h. They are used for formul\u2026<\/p><span class=\"meta\"><b>6 models<\/b> \u00b7 filler masterbatch<\/span><\/a><a class=\"card\" href=\"\/machines\/pelletizing-systems\/\"><h3>Pelletizing systems<\/h3><p>Water Ring \u00b7 Strand \u00b7 Underwater \u00b7 Air-Cooled \u2014 Seven pelletizing methods cover every product we sell: water-cooled strand, air-cooled strand, water-ring strand, water \u2026<\/p><span class=\"meta\"><b>7 models<\/b> \u00b7 filler masterbatch<\/span><\/a><a class=\"card\" href=\"\/machines\/gravimetric-feeding-system\/\"><h3>Gravimetric feeding<\/h3><p>\u00b10.5% Closed-Loop Dosing \u2014 Gravimetric feeders dose masterbatch and additive streams at \u00b10.5% accuracy in closed loop, from 1 kg\/h to 250 kg\/h per \u2026<\/p><span class=\"meta\"><b>4 models<\/b> \u00b7 color masterbatch<\/span><\/a><a class=\"card\" href=\"\/machines\/spare-parts\/\"><h3>Auxiliary & spare parts<\/h3><p>Mixers \u00b7 Pelletizers \u00b7 Gearboxes \u00b7 Elements \u2014 Auxiliary equipment and spare parts include SHR high-speed mixers (5\u20131,000 L), LQ strand pelletizers, screen changers, d\u2026<\/p><span class=\"meta\"><b>7 models<\/b> \u00b7 filler masterbatch<\/span><\/a><a class=\"card\" href=\"\/machines\/lab-equipment\/\"><h3>Lab & material trials<\/h3><p>3\u20137 Days, Pellets + Video + Report \u2014 Our lab runs KTE-16, KTE-20B, KTE-36B and a small single screw with water-ring, strand and underwater pelletizing. Send \u2026<\/p><span class=\"meta\"><b>6 models<\/b> \u00b7 puffed food<\/span><\/a><\/div>\n\n<nav class=\"wp-block-rank-math-toc-block k3-toc\" aria-label=\"On this page\"><b>On this page:<\/b><a href=\"#rm-s1\">Twin screw model index<\/a><a href=\"#rm-s2\">All 43 models, one page each<\/a><a href=\"#rm-more\">The short version<\/a><\/nav><h2 class=\"sec\" id=\"models\" id=\"rm-s1\">Twin screw model index<\/h2>\n<p class=\"lead\">Fifteen models, one screw platform. The same 65 mm screw exists in three torque classes; the price difference buys torque, not diameter.<\/p>\n<div class=\"tw\"><table><caption><b>Table 1.<\/b> KTE range \u2014 screw diameter, speed, motor, torque and reference output.<\/caption>\n<thead><tr><th scope=\"col\">Model<\/th><th scope=\"col\">Dia. (mm)<\/th><th scope=\"col\">Speed (rpm)<\/th><th scope=\"col\">Motor (kW)<\/th><th scope=\"col\">Torque (N\u00b7m)<\/th><th scope=\"col\">Output (kg\/h)<\/th><\/tr><\/thead><tbody><tr><td class=\"num\"><a href=\"\/kte-50b\/\">KTE-50B<\/a><\/td><td class=\"num\">50.5<\/td><td class=\"num\">500\u2013600<\/td><td class=\"num\">55\u201375<\/td><td class=\"num\">2\u00d7525<\/td><td class=\"num\">80\u2013200<\/td><\/tr><tr><td class=\"num\"><a href=\"\/kte-50d\/\">KTE-50D<\/a><\/td><td class=\"num\">50.5<\/td><td class=\"num\">300\u2013800<\/td><td class=\"num\">75\u201390<\/td><td class=\"num\">2\u00d7860<\/td><td class=\"num\">100\u2013300<\/td><\/tr><tr><td class=\"num\"><a href=\"\/kte-52b\/\">KTE-52B<\/a><\/td><td class=\"num\">51.4<\/td><td class=\"num\">500\u2013600<\/td><td class=\"num\">55\u201375<\/td><td class=\"num\">2\u00d7720<\/td><td class=\"num\">80\u2013200<\/td><\/tr><tr><td class=\"num\"><a href=\"\/kte-52d\/\">KTE-52D<\/a><\/td><td class=\"num\">51.4<\/td><td class=\"num\">500\u2013600<\/td><td class=\"num\">75\u2013110<\/td><td class=\"num\">2\u00d71050<\/td><td class=\"num\">100\u2013400<\/td><\/tr><tr><td class=\"num\"><a href=\"\/kte-65\/\">KTE-65<\/a><\/td><td class=\"num\">62.4<\/td><td class=\"num\">500<\/td><td class=\"num\">75\u201390<\/td><td class=\"num\">2\u00d7720<\/td><td class=\"num\">100\u2013350<\/td><\/tr><tr><td class=\"num\"><a href=\"\/kte-65b\/\">KTE-65B<\/a><\/td><td class=\"num\">62.4<\/td><td class=\"num\">500\u2013600<\/td><td class=\"num\">90\u2013110<\/td><td class=\"num\">2\u00d7860<\/td><td class=\"num\">200\u2013450<\/td><\/tr><tr><td class=\"num\"><a href=\"\/kte-65d\/\">KTE-65D<\/a><\/td><td class=\"num\">62.4<\/td><td class=\"num\">300\u2013800<\/td><td class=\"num\">132\u2013160<\/td><td class=\"num\">2\u00d71530<\/td><td class=\"num\">350\u2013600<\/td><\/tr><tr><td class=\"num\"><a href=\"\/kte-75\/\">KTE-75<\/a><\/td><td class=\"num\">71<\/td><td class=\"num\">300\u2013800<\/td><td class=\"num\">110\u2013132<\/td><td class=\"num\">2\u00d71050<\/td><td class=\"num\">300\u2013500<\/td><\/tr><tr><td class=\"num\"><a href=\"\/kte-75b\/\">KTE-75B<\/a><\/td><td class=\"num\">71<\/td><td class=\"num\">500\u2013600<\/td><td class=\"num\">132\u2013160<\/td><td class=\"num\">2\u00d71530<\/td><td class=\"num\">300\u2013800<\/td><\/tr><tr><td class=\"num\"><a href=\"\/kte-75d\/\">KTE-75D<\/a><\/td><td class=\"num\">71<\/td><td class=\"num\">300\u2013800<\/td><td class=\"num\">200\u2013315<\/td><td class=\"num\">2\u00d72100<\/td><td class=\"num\">500\u20131000<\/td><\/tr><tr><td class=\"num\"><a href=\"\/kte-85b\/\">KTE-85B<\/a><\/td><td class=\"num\">85<\/td><td class=\"num\">500\u2013600<\/td><td class=\"num\">220\u2013315<\/td><td class=\"num\">2\u00d72100<\/td><td class=\"num\">550\u20131000<\/td><\/tr><tr><td class=\"num\"><a href=\"\/kte-95b\/\">KTE-95B<\/a><\/td><td class=\"num\">93<\/td><td class=\"num\">500\u2013600<\/td><td class=\"num\">250\u2013315<\/td><td class=\"num\">2\u00d73000<\/td><td class=\"num\">800\u20131500<\/td><\/tr><tr><td class=\"num\"><a href=\"\/kte-95d\/\">KTE-95D<\/a><\/td><td class=\"num\">93<\/td><td class=\"num\">500\u2013800<\/td><td class=\"num\">315\u2013500<\/td><td class=\"num\">2\u00d74800<\/td><td class=\"num\">1000\u20132000<\/td><\/tr><tr><td class=\"num\"><a href=\"\/kte-135b\/\">KTE-135B<\/a><\/td><td class=\"num\">135<\/td><td class=\"num\">500\u2013600<\/td><td class=\"num\">315\u2013500<\/td><td class=\"num\">2\u00d74800<\/td><td class=\"num\">1500\u20133000<\/td><\/tr><tr><td class=\"num\"><a href=\"\/kte-135d\/\">KTE-135D<\/a><\/td><td class=\"num\">135<\/td><td class=\"num\">500\u2013800<\/td><td class=\"num\">500\u20131000<\/td><td class=\"num\">2\u00d77800<\/td><td class=\"num\">1500\u20134000<\/td><\/tr><\/tbody><\/table><\/div>\n<p class=\"note\">Reference output on the stated material family; subject to a material trial.<\/p>\n\n<h2 class=\"sec\" id=\"all-models\" id=\"rm-s2\">All 43 models, one page each<\/h2>\n<p class=\"lead\">Every model in the range has its own page: the specification row, where it sits against its neighbours in the same screw family, the formulations it is built for, the configuration options that matter at that size, and the three questions buyers ask most. Start from the family name if you already know the platform; start from the application page if you know only the material.<\/p>\n<div style=\"display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:0 0 18px\"><div style=\"background:var(--panel);border-top:3px solid var(--accent);padding:18px 20px\"><h3 style=\"font-size:15px;margin:0 0 4px\"><a href=\"\/machines\/co-rotating-twin-screw-extruder\/\">Co-rotating twin screw KTE<\/a><\/h3><p style=\"margin:0 0 12px;font-size:11.5px;color:var(--ink-3);letter-spacing:.03em\">15 models \u00b7 80\u20134,000 kg\/h, B and D Gearboxes<\/p><ul style=\"margin:0;padding:0;list-style:none;font-size:13.5px;line-height:1.45\"><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-50b-twin-screw-extruder\/\">KTE-50B<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-50d-twin-screw-extruder\/\">KTE-50D<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-52b-twin-screw-extruder\/\">KTE-52B<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-52d-twin-screw-extruder\/\">KTE-52D<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-65-twin-screw-extruder\/\">KTE-65<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-65b-twin-screw-extruder\/\">KTE-65B<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-65d-twin-screw-extruder\/\">KTE-65D<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-75-twin-screw-extruder\/\">KTE-75<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-75b-twin-screw-extruder\/\">KTE-75B<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-75d-twin-screw-extruder\/\">KTE-75D<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-85b-twin-screw-extruder\/\">KTE-85B<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-95b-twin-screw-extruder\/\">KTE-95B<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-95d-twin-screw-extruder\/\">KTE-95D<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-135b-twin-screw-extruder\/\">KTE-135B<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-135d-twin-screw-extruder\/\">KTE-135D<\/a><\/li><\/ul><\/div><div style=\"background:var(--panel);border-top:3px solid var(--accent);padding:18px 20px\"><h3 style=\"font-size:15px;margin:0 0 4px\"><a href=\"\/machines\/two-stage-extruder\/\">Two-stage KTE\/SE<\/a><\/h3><p style=\"margin:0 0 12px;font-size:11.5px;color:var(--ink-3);letter-spacing:.03em\">4 models \u00b7 Stable Output at 85\u201390% Filling<\/p><ul style=\"margin:0;padding:0;list-style:none;font-size:13.5px;line-height:1.45\"><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-50b-se-120-two-stage-extruder\/\">KTE-50B \/ SE-120<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-65b-se-150-two-stage-extruder\/\">KTE-65B \/ SE-150<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-75b-se-180-two-stage-extruder\/\">KTE-75B \/ SE-180<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-95b-se-200-two-stage-extruder\/\">KTE-95B \/ SE-200<\/a><\/li><\/ul><\/div><div style=\"background:var(--panel);border-top:3px solid var(--accent);padding:18px 20px\"><h3 style=\"font-size:15px;margin:0 0 4px\"><a href=\"\/machines\/triple-screw-extruder\/\">Triple screw KTE-T<\/a><\/h3><p style=\"margin:0 0 12px;font-size:11.5px;color:var(--ink-3);letter-spacing:.03em\">4 models \u00b7 Better Dispersion in a Shorter L\/D<\/p><ul style=\"margin:0;padding:0;list-style:none;font-size:13.5px;line-height:1.45\"><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-t-52d-triple-screw-extruder\/\">KTE-T-52D<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-t-65d-triple-screw-extruder\/\">KTE-T-65D<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-t-75d-triple-screw-extruder\/\">KTE-T-75D<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-t-95d-triple-screw-extruder\/\">KTE-T-95D<\/a><\/li><\/ul><\/div><div style=\"background:var(--panel);border-top:3px solid var(--accent);padding:18px 20px\"><h3 style=\"font-size:15px;margin:0 0 4px\"><a href=\"\/machines\/kneader-compounding-extruder\/\">Kneader compounding extruder<\/a><\/h3><p style=\"margin:0 0 12px;font-size:11.5px;color:var(--ink-3);letter-spacing:.03em\">3 models \u00b7 Kneader + Single Screw, 100\u20131,200 kg\/h<\/p><ul style=\"margin:0;padding:0;list-style:none;font-size:13.5px;line-height:1.45\"><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kne-400-kneader-compounding-extruder\/\">KNE-400<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kne-800-kneader-compounding-extruder\/\">KNE-800<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kne-1200-kneader-compounding-extruder\/\">KNE-1200<\/a><\/li><\/ul><\/div><div style=\"background:var(--panel);border-top:3px solid var(--accent);padding:18px 20px\"><h3 style=\"font-size:15px;margin:0 0 4px\"><a href=\"\/machines\/single-screw-extruder\/\">Single screw SE<\/a><\/h3><p style=\"margin:0 0 12px;font-size:11.5px;color:var(--ink-3);letter-spacing:.03em\">8 models \u00b7 100\u20132,000 kg\/h, Lowest Cost per kg<\/p><ul style=\"margin:0;padding:0;list-style:none;font-size:13.5px;line-height:1.45\"><li style=\"margin:0 0 6px\"><a href=\"\/machines\/se-50-single-screw-extruder\/\">SE-50<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/se-65-single-screw-extruder\/\">SE-65<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/se-90-single-screw-extruder\/\">SE-90<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/se-100-single-screw-extruder\/\">SE-100<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/se-120-single-screw-extruder\/\">SE-120<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/se-150-single-screw-extruder\/\">SE-150<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/se-180-single-screw-extruder\/\">SE-180<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/se-200-single-screw-extruder\/\">SE-200<\/a><\/li><\/ul><\/div><div style=\"background:var(--panel);border-top:3px solid var(--accent);padding:18px 20px\"><h3 style=\"font-size:15px;margin:0 0 4px\"><a href=\"\/machines\/two-stage-single-screw\/\">Two-stage SE\/SE<\/a><\/h3><p style=\"margin:0 0 12px;font-size:11.5px;color:var(--ink-3);letter-spacing:.03em\">3 models \u00b7 Film & Woven Bag Recycling<\/p><ul style=\"margin:0;padding:0;list-style:none;font-size:13.5px;line-height:1.45\"><li style=\"margin:0 0 6px\"><a href=\"\/machines\/se-120-se-120-two-stage-single-screw-extruder\/\">SE-120 \/ SE-120<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/se-150-se-150-two-stage-single-screw-extruder\/\">SE-150 \/ SE-150<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/se-180-se-180-two-stage-single-screw-extruder\/\">SE-180 \/ SE-180<\/a><\/li><\/ul><\/div><div style=\"background:var(--panel);border-top:3px solid var(--accent);padding:18px 20px\"><h3 style=\"font-size:15px;margin:0 0 4px\"><a href=\"\/machines\/pilot-twin-screw-extruder\/\">Lab & pilot twin screw<\/a><\/h3><p style=\"margin:0 0 12px;font-size:11.5px;color:var(--ink-3);letter-spacing:.03em\">6 models \u00b7 1\u2013150 kg\/h Trial & Small Batch<\/p><ul style=\"margin:0;padding:0;list-style:none;font-size:13.5px;line-height:1.45\"><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-16-lab-twin-screw-extruder\/\">KTE-16<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-20b-lab-twin-screw-extruder\/\">KTE-20B<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-25d-lab-twin-screw-extruder\/\">KTE-25D<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-36-lab-twin-screw-extruder\/\">KTE-36<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-36b-lab-twin-screw-extruder\/\">KTE-36B<\/a><\/li><li style=\"margin:0 0 6px\"><a href=\"\/machines\/kte-36d-lab-twin-screw-extruder\/\">KTE-36D<\/a><\/li><\/ul><\/div><\/div>\n<p class=\"note\">Torque class B or D is fixed per model; L\/D, wear package and pelletizing method are configured at quotation.<\/p>\n<h2 class=\"sec\" id=\"faq\">FAQ<\/h2><details><summary>How do I choose between the machine families?<\/summary><p>By torque class and L\/D for the material, not by tonnage: the KTE twin screw platform runs from the 16 mm lab unit to the 135 mm production machine, with KTE-T triple screw, two-stage KTE\/SE and SE single screw as the special cases.<\/p><\/details><details><summary>What are the smallest and largest machines?<\/summary><p>Smallest is the KTE-16 lab extruder at 1-5 kg\/h; largest is the KTE-135D production twin screw up to about 4,000 kg\/h depending on material.<\/p><\/details><details><summary>Can I see a machine running before ordering?<\/summary><p>Yes - send 25-50 kg of material and we run it on a lab extruder in 3-7 days, returning pellets, video and a measured output report.<\/p><\/details><script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"How do I choose between the machine families?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"By torque class and L\/D for the material, not by tonnage: the KTE twin screw platform runs from the 16 mm lab unit to the 135 mm production machine, with KTE-T triple screw, two-stage KTE\/SE and SE single screw as the special cases.\"}}, {\"@type\": \"Question\", \"name\": \"What are the smallest and largest machines?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Smallest is the KTE-16 lab extruder at 1-5 kg\/h; largest is the KTE-135D production twin screw up to about 4,000 kg\/h depending on material.\"}}, {\"@type\": \"Question\", \"name\": \"Can I see a machine running before ordering?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes - send 25-50 kg of material and we run it on a lab extruder in 3-7 days, returning pellets, video and a measured output report.\"}}]}<\/script>\n<div class=\"cta\"><div><b>Not sure which family fits?<\/b><p>Describe the material and the target output \u2014 we will name the model and the alternative, with the trade-off in writing.<\/p><\/div>\n<div class=\"acts\"><a href=\"\/get-a-quote\/\">Get a quote<\/a>\n<a class=\"alt\" href=\"\/get-a-quote\/#trial\">Send material for trial<\/a><\/div><\/div>\n<\/div><\/div>\n<div class=\"wrap\"><section class=\"k3-more\" id=\"rm-more\"><h2>Twin screw extruder types \u2014 the short version<\/h2><figure class=\"k3-fig\"><img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/11\/kte-65b-co-rotating-twin-screw-extruder-01-1200.webp\" alt=\"twin screw extruder types\" loading=\"lazy\" width=\"1200\" height=\"675\"><figcaption>Twin screw extruder types \u2014 Kerke test line, Nanjing<\/figcaption><\/figure><p>Note on twin screw extruder types: the families below differ in torque class, L\/D and pelletizing method, not in build standard. Shortlist from the tables, then confirm on a trial with your own material.<\/p><p>Planning an upgrade this quarter? Send the material and the target output \u2014 the configuration comes back within one working day.<\/p><p>Every quotation lists the wear package as a separate line, so its cost is visible from day one.<\/p><p>Questions are answered the same day, in English or Chinese.<\/p><p>Note on twin screw extruder types: the data on this page was last verified on our own test line in Nanjing.<\/p><p>Not sure which twin screw extruder types configuration fits? Describe the material and the pellet shape required \u2014 we answer with a recommendation, not a brochure.<\/p><p>A twin screw extruder types from Kerke ships with CE documentation, a test-run record and a recommended spare set.<\/p><p class=\"k3-rel\"><b>Related on this site:<\/b> <a href=\"\/applications\/\">Extrusion lines by application<\/a> \u00b7 <a href=\"\/machines\/co-rotating-twin-screw-extruder\/\">Co-rotating twin screw extruder<\/a> \u00b7 <a href=\"\/get-a-quote\/\">free extrusion line quotation<\/a> \u00b7 <a href=\"https:\/\/en.wikipedia.org\/wiki\/Masterbatch\" target=\"_blank\" rel=\"noopener\">Wikipedia: Masterbatch<\/a><\/p><\/section><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Home\/Machines 11 machine families Machines, sized by torque not by tonnage Eleven twin screw extruder types and machine families, from a 15.6 mm lab screw to a 135 mm production machine \u2014 1\u20134,000 kg\/h. Two numbers decide the model: the torque class (B or D) and the L\/D the formulation needs. 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