{"id":24,"date":"2026-11-06T19:04:39","date_gmt":"2026-11-06T11:04:39","guid":{"rendered":"https:\/\/kerkepm.com\/applications\/filler-masterbatch\/"},"modified":"2026-11-11T23:40:55","modified_gmt":"2026-11-11T15:40:55","slug":"filler-masterbatch-line","status":"publish","type":"page","link":"https:\/\/kerkepm.com\/es\/applications\/filler-masterbatch-line\/","title":{"rendered":"Filler Masterbatch Line"},"content":{"rendered":"<div class=\"k3\">\n<div class=\"wrap\"><div class=\"crumbs\"><a href=\"\/\">Home<\/a><span>\/<\/span><a href=\"\/applications\/\">Applications<\/a><span>\/<\/span>Filler Masterbatch Line<\/div><\/div><div class=\"wrap\"><div class=\"hero\">\n<p class=\"kicker\">Application \u00b7 Plastic Masterbatch<\/p>\n<h1>Filler Masterbatch Line: 85\u201390% CaCO<sub>3<\/sub> at 350\u2013550 kg\/h<\/h1>\n<p class=\"dek\">Filler masterbatch is sold by the tonne, so the line is judged on two numbers only: how much powder it can swallow, and whether the pellets still feed cleanly in the customer's film line. Both are decided before the extruder. A reference filler masterbatch line page from Kerke.<\/p>\n<div class=\"byline\"><div><b>Updated<\/b> 6 November 2026<\/div>\n<div><b>Output<\/b> 100\u20131,500 kg\/h<\/div>\n<div><b>Line type<\/b> Co-rotating twin screw KTE<\/div>\n<div><b>Basis<\/b> parameter table + material trial<\/div><\/div>\n<\/div><\/div>\n<div class=\"wrap\"><div class=\"appmedia\">\n<div class=\"mslider\" id=\"appslider\">\n<div class=\"ms-frame\"><div class=\"ms-slide on\"><img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/11\/filler-masterbatch-s1.webp\" alt=\"Filler Masterbatch Line \u2014 workshop photo 1, Kerke workshop, Nanjing\" loading=\"lazy\"><span class=\"ms-cap\">Filler Masterbatch Line \u2014 workshop photo 1, Kerke workshop, Nanjing<\/span><\/div><div class=\"ms-slide\"><img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/11\/filler-masterbatch-s2.webp\" alt=\"Filler Masterbatch Line \u2014 workshop photo 2, Kerke workshop, Nanjing\" loading=\"lazy\"><span class=\"ms-cap\">Filler Masterbatch Line \u2014 workshop photo 2, Kerke workshop, Nanjing<\/span><\/div><div class=\"ms-slide\"><img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/11\/filler-masterbatch-s3.webp\" alt=\"Filler Masterbatch Line \u2014 workshop photo 3, Kerke workshop, Nanjing\" loading=\"lazy\"><span class=\"ms-cap\">Filler Masterbatch Line \u2014 workshop photo 3, Kerke workshop, Nanjing<\/span><\/div><div class=\"ms-slide\"><img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/11\/filler-masterbatch-s4.webp\" alt=\"Filler Masterbatch Line \u2014 workshop photo 4, Kerke workshop, Nanjing\" loading=\"lazy\"><span class=\"ms-cap\">Filler Masterbatch Line \u2014 workshop photo 4, Kerke workshop, Nanjing<\/span><\/div><div class=\"ms-slide\"><img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/11\/filler-masterbatch-s5.webp\" alt=\"Filler Masterbatch Line \u2014 workshop photo 5, Kerke workshop, Nanjing\" loading=\"lazy\"><span class=\"ms-cap\">Filler Masterbatch Line \u2014 workshop photo 5, Kerke workshop, Nanjing<\/span><\/div><div class=\"ms-slide\"><img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/11\/filler-masterbatch-s6.webp\" alt=\"Filler Masterbatch Line \u2014 workshop photo 6, Kerke workshop, Nanjing\" loading=\"lazy\"><span class=\"ms-cap\">Filler Masterbatch Line \u2014 workshop photo 6, Kerke workshop, Nanjing<\/span><\/div><div class=\"ms-slide\"><div class=\"ms-video\" data-yt=\"56YISzV0xG0\"><img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/11\/filler-masterbatch-s1.webp\" alt=\"Running video \u2014 Filler Masterbatch Line, Kerke workshop\" loading=\"lazy\"><button type=\"button\" class=\"ms-play\" aria-label=\"Play video\">&#9654;<\/button><\/div><span class=\"ms-cap\">Running video \u2014 Filler Masterbatch Line, Kerke workshop<\/span><\/div><\/div>\n<button type=\"button\" class=\"ms-nav prev\" aria-label=\"Previous slide\">&#8249;<\/button>\n<button type=\"button\" class=\"ms-nav next\" aria-label=\"Next slide\">&#8250;<\/button>\n<div class=\"ms-dots\"><button type=\"button\" data-i=\"0\" class=\"ms-dot on\" aria-label=\"Slide 1\"><\/button><button type=\"button\" data-i=\"1\" class=\"ms-dot\" aria-label=\"Slide 2\"><\/button><button type=\"button\" data-i=\"2\" class=\"ms-dot\" aria-label=\"Slide 3\"><\/button><button type=\"button\" data-i=\"3\" class=\"ms-dot\" aria-label=\"Slide 4\"><\/button><button type=\"button\" data-i=\"4\" class=\"ms-dot\" aria-label=\"Slide 5\"><\/button><button type=\"button\" data-i=\"5\" class=\"ms-dot\" aria-label=\"Slide 6\"><\/button><button type=\"button\" data-i=\"6\" class=\"ms-dot\" aria-label=\"Slide 7\"><\/button><\/div>\n<\/div>\n<div class=\"appmedia-text\">\n<section class=\"qa\" id=\"answer\"><nav class=\"wp-block-rank-math-toc-block k3-toc\" aria-label=\"On this page\"><b>On this page:<\/b><a href=\"#rm-s1\">Quick answer<\/a><a href=\"#rm-s2\">What sets the limit<\/a><a href=\"#rm-s3\">Process flow, step by step<\/a><a href=\"#rm-s4\">Equipment configuration<\/a><a href=\"#rm-s5\">Output by model<\/a><\/nav><h2 id=\"rm-s1\">Quick answer<\/h2><p>A filler masterbatch line for PE\/PP with CaCO<sub>3<\/sub> or talc runs at <strong>80\u201390% filler loading<\/strong> on a co-rotating twin screw with L\/D 48\u201352, or on a two-stage KTE\/SE line above 85%. Output ranges from <strong>100 to 1,500 kg\/h<\/strong> depending on screw diameter and filler grade.<\/p><\/section>\n<\/div>\n<\/div><\/div>\n<div class=\"wrap\"><div class=\"grid\"><main>\n<div class=\"stats\"><div class=\"stat\"><b>85\u201390%<\/b><span>CaCO<sub>3<\/sub> \/ talc loading<\/span><\/div><div class=\"stat\"><b>48\u201352<\/b><span>screw L\/D<\/span><\/div><div class=\"stat\"><b>350\u20131,500 kg\/h<\/b><span>line output, reference<\/span><\/div><\/div>\n<p class=\"note\">Workshop photos and a running video \u2014 shot on our own lines, not stock images.<\/p>\n\n<h2 class=\"sec\" id=\"limit\" id=\"rm-s2\">What sets the limit<\/h2>\n<p class=\"lead\">Pre-mixed CaCO<sub>3<\/sub> and PE carrier are fed by gravimetric feeder into the first barrel, compounded under high shear with a dispersive mixing block, devolatilized under vacuum at barrel 6\u20138, then pelletized. Above 85% filling the melt viscosity rises sharply \u2014 a two-stage line (twin screw compounding + single screw discharge) holds output stable and protects the gearbox.<\/p>\n<div class=\"tw\"><table><caption><b>Table 1.<\/b> Key parameters for filler masterbatch extruder line. Reference values \u2014 confirm on a material trial.<\/caption>\n<thead><tr><th scope=\"col\">Parameter<\/th><th scope=\"col\">Value \/ range<\/th><\/tr><\/thead><tbody><tr><td><b>Filler loading<\/b><\/td><td>80\u201390% CaCO<sub>3<\/sub> \/ talc (85%+ needs two-stage)<\/td><\/tr><tr><td><b>Screw L\/D<\/b><\/td><td>48\u201352 (custom 28\u201360)<\/td><\/tr><tr><td><b>Barrel temperature<\/b><\/td><td>160\u2013200 \u00b0C, die 175\u2013190 \u00b0C<\/td><\/tr><tr><td><b>Pelletizing<\/b><\/td><td>Water ring hot die-face or air-cooled strand<\/td><\/tr><tr><td><b>Output (reference)<\/b><\/td><td>100\u20131,500 kg\/h<\/td><\/tr><tr><td><b>Recommended model<\/b><\/td><td>KTE-65B \/ KTE-75B; KTE\/SE-75\/180 above 85%<\/td><\/tr><\/tbody><\/table><\/div>\n<p class=\"note\">Output figures are measured on the reference material stated above. Filler grade, bulk density and moisture move output by \u00b115% \u2014 that is why every quotation we issue is tied to a trial report.<\/p>\n\n<h2 class=\"sec\" id=\"process\" id=\"rm-s3\">Process flow, step by step<\/h2>\n<ol class=\"flow\"><li><b>Feeding<\/b>Loss-in-weight dosing of polymer and filler; side feeder or liquid injection where the formulation needs it.<\/li><li><b>Melting and dispersing<\/b>Screw geometry with 45\u00b0\/90\u00b0 kneading blocks; barrel profile 160\u2013200 \u00b0C, die 175\u2013190 \u00b0C.<\/li><li><b>Devolatilization<\/b>Vacuum vent at \u22120.06 to \u22120.09 MPa removes moisture and volatiles before the die.<\/li><li><b>Pressure build-up<\/b>Throttle or discharge section stabilises die pressure; a melt pump where gauge control matters.<\/li><li><b>Pelletizing and packing<\/b>Water ring hot die-face or air-cooled strand; then centrifugal dryer, vibrating screen and bagging.<\/li><\/ol>\n\n<h2 class=\"sec\" id=\"equipment\" id=\"rm-s4\">Equipment configuration<\/h2>\n<div class=\"tw\"><table><caption><b>Table 2.<\/b> What the line is made of, and why each part is specified that way.<\/caption>\n<thead><tr><th scope=\"col\">Stage<\/th><th scope=\"col\">Equipment<\/th><th scope=\"col\">Why this choice<\/th><\/tr><\/thead><tbody>\n<tr><td>Main machine<\/td><td><a href=\"\/machines\/co-rotating-twin-screw-extruder\/\">Co-Rotating Twin Screw Extruder<\/a><\/td><td>Architecture follows the filling level and the mixing duty, not the required tonnage.<\/td><\/tr>\n<tr><td>Screw geometry<\/td><td>Building-block elements, W6Mo5Cr4V2, bimetallic liner<\/td><td>Wear package for abrasive filler; mixing blocks only where dispersion demands them.<\/td><\/tr>\n<tr><td>Feeding<\/td><td><a href=\"\/machines\/gravimetric-feeding-system\/\">Loss-in-weight feeder<\/a>, side feeder where needed<\/td><td>Recipe accuracy: \u00b10.5% short term on the weighed component.<\/td><\/tr>\n<tr><td>Pelletizing<\/td><td><a href=\"\/machines\/pelletizing-systems\/\">Pelletizing system<\/a><\/td><td>Chosen by polymer and filler ceiling \u2014 water contact is the deciding column.<\/td><\/tr>\n<tr><td>Downstream<\/td><td>Centrifugal dryer, vibrating screen, bagging<\/td><td>Fines below 2% and moisture below the specification of your downstream process.<\/td><\/tr>\n<\/tbody><\/table><\/div>\n\n<h2 class=\"sec\" id=\"output\" id=\"rm-s5\">Output by model<\/h2>\n<div class=\"tw\"><table><caption><b>Table 3.<\/b> Co-rotating twin screw KTE \u2014 reference output. Full range on the <a href=\"\/machines\/co-rotating-twin-screw-extruder\/\">machine page<\/a>.<\/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=\"\/applications\/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=\"\/applications\/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=\"\/applications\/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=\"\/applications\/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=\"\/applications\/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=\"\/applications\/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=\"\/applications\/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=\"\/applications\/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=\"\/applications\/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=\"\/applications\/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=\"\/applications\/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=\"\/applications\/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=\"\/applications\/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\n<h2 class=\"sec\" id=\"mistakes\" id=\"rm-s6\">Three mistakes that cost the most<\/h2>\n<div class=\"call warn\"><h4>1. Sizing by motor kW instead of torque<\/h4><p>Sizing by motor kW instead of torque \u2014 a 90 kW B-type gearbox cannot push 88% filling; the result is unmelted filler and a burnt screw.<\/p><\/div><div class=\"call warn\"><h4>2. Skipping the bimetallic liner<\/h4><p>Skipping the bimetallic liner \u2014 CaCO<sub>3<\/sub> at 85% wears a standard barrel out in 12\u201318 months.<\/p><\/div><div class=\"call warn\"><h4>3. Undersized cooling tower: water ring pelletizing at 1,000 kg\/h needs 15\u201320 \u00b0C water; warm <\/h4><p>Undersized cooling tower: water ring pelletizing at 1,000 kg\/h needs 15\u201320 \u00b0C water; warm water means stringy, agglomerated pellets.<\/p><\/div>\n\n<h2 class=\"sec\" id=\"faq\" id=\"rm-s7\">FAQ<\/h2>\n<details open><summary>What is the maximum CaCO<sub>3<\/sub> loading?<\/summary><p>85\u201390% is achievable with a two-stage line and a bimetallic-lined barrel. Above 88% the melt becomes abrasive paste; output drops and screw life shortens, so we quote a trial run before committing to a number.<\/p><\/details><details><summary>Can one line run both 80% and 88% filling?<\/summary><p>Yes, with a two-stage configuration and a screw configuration change. A single-stage twin screw sized for 80% will not hold 88% at rated output.<\/p><\/details><details><summary>How long does a material trial take?<\/summary><p>3\u20137 days for standard filler grades. Send 25\u201350 kg of your CaCO<sub>3<\/sub> and carrier resin; we return pellets, a running video and a capacity report.<\/p><\/details><details><summary>What output can you guarantee for this application?<\/summary><p>The reference band is 100\u20131,500 kg\/h, measured on the stated material. We quote a guaranteed figure only after a trial on your own material, because filler grade, bulk density and moisture move output by \u00b115%.<\/p><\/details><details><summary>Can we run our material before ordering?<\/summary><p>Yes \u2014 send 25\u201350 kg. We return pellets, a running video and a report with temperatures, screw speed, feeder settings and output per hour. The trial is free; you cover the freight.<\/p><\/details><details><summary>What is the delivery time?<\/summary><p>30\u201345 working days for standard configurations, 45\u201370 for custom screw geometry and ODM work. Voltage and frequency are built for the destination country.<\/p><\/details>\n\n<div class=\"method\"><h2 id=\"rm-s8\">Where these numbers come from<\/h2>\n<p>Parameters are taken from the Kerke product parameter table and the product master data sheet, and cross-checked against commissioning records for lines in the same application. Formulations and temperature windows are typical industry values, not a recommendation for your specific compound \u2014 every figure marked <em>reference<\/em> must be confirmed on a material trial before it becomes a contractual number.<\/p>\n<p>Reviewed by the Kerke process team, Nanjing. Page updated 6 November 2026.<\/p><\/div>\n\n<div class=\"related\"><h2 id=\"rm-s9\">Related<\/h2><div class=\"rel-grid\"><a class=\"rel\" href=\"\/applications\/caco3-filler-masterbatch\/\"><span>Application<\/span>CaCO<sub>3<\/sub> Filler Masterbatch Line<\/a><a class=\"rel\" href=\"\/applications\/high-filler-masterbatch-line\/\"><span>Application<\/span>High Filler Masterbatch Line<\/a><a class=\"rel\" href=\"\/machines\/co-rotating-twin-screw-extruder\/\"><span>Machine<\/span>Co-Rotating Twin Screw Extruder (KTE-50B to KTE-135D)<\/a><a class=\"rel\" href=\"\/machines\/pelletizing-systems\/\"><span>Machine<\/span>Pelletizing systems: 7 methods compared<\/a><a class=\"rel\" href=\"\/knowledge\/pelletizing-methods-compared\/\"><span>Knowledge<\/span>Seven pelletizing methods compared<\/a><a class=\"rel\" href=\"\/knowledge\/twin-screw-extruder-size-chart\/\"><span>Knowledge<\/span>Twin screw size chart, 16\u2013135 mm<\/a><\/div><\/div>\n<div class=\"cta\"><div><b>Tell us your material \u2014 we will tell you the line<\/b><p>Send 25\u201350 kg and we run it on our lab extruder: pellets, running video and a capacity report back in 3\u20137 days.<\/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<\/main>\n<aside><h5>On this page<\/h5><ol><li><a href=\"#answer\">Quick answer<\/a><\/li><li><a href=\"#limit\">What sets the limit<\/a><\/li><li><a href=\"#process\">Process flow<\/a><\/li><li><a href=\"#equipment\">Equipment configuration<\/a><\/li><li><a href=\"#output\">Output by model<\/a><\/li><li><a href=\"#mistakes\">Costly mistakes<\/a><\/li><li><a href=\"#faq\">FAQ<\/a><\/li><\/ol>\n<div class=\"sidecard\"><b>Which line for your filling level?<\/b>\n<p>Below 85% one twin screw is enough; above it, architecture changes. Tell us the number before we talk tonnage.<\/p>\n<a class=\"btn\" href=\"\/get-a-quote\/\">Ask an engineer<\/a>\n<a class=\"btn ghost\" href=\"\/applications\/\">Browse by material<\/a><\/div>\n<\/aside><\/div><\/div>\n<script>\n(function(){\n  var root=document.getElementById('appslider'); if(!root) return;\n  var slides=[].slice.call(root.querySelectorAll('.ms-slide'));\n  var dots=[].slice.call(root.querySelectorAll('.ms-dot'));\n  var cur=0, timer=null, locked=false;\n  function show(i){\n    cur=(i+slides.length)%slides.length;\n    slides.forEach(function(s,j){\n      s.classList.toggle('on', j===cur);\n      var v=s.querySelector('.ms-video');\n      if(j!==cur && v){ var f=v.querySelector('iframe');\n        if(f){ f.remove(); var p=v.querySelector('.ms-play'); if(p) p.style.display=''; } }\n    });\n    dots.forEach(function(d,j){ d.classList.toggle('on', j===cur); });\n    var v=slides[cur].querySelector('.ms-video');\n    if(v){ locked=true; stop(); playVideo(v); }\n  }\n  \/* \u81ea\u52a8\u64ad\u653e\uff1a3s \u4e00\u5f20\uff1b\u60ac\u505c\u6682\u505c\uff0c\u79fb\u51fa\u6062\u590d\uff1b\u8f6e\u5230\u89c6\u9891\u81ea\u52a8\u9759\u97f3\u64ad\u653e\u5e76\u505c\u7559\uff08locked\uff09\uff0c\u624b\u52a8\u5207\u6362\u540e\u6062\u590d\u8f6e\u64ad *\/\n  function start(){ if(timer || document.hidden || locked) return; timer=setInterval(function(){ show(cur+1); }, 3000); }\n  function stop(){ if(timer){ clearInterval(timer); timer=null; } }\n  function playVideo(v){\n    if(v.querySelector('iframe')) return;\n    var f=document.createElement('iframe');\n    f.src='https:\/\/www.youtube.com\/embed\/'+v.dataset.yt+'?autoplay=1&mute=1&rel=0';\n    f.setAttribute('allow','autoplay; encrypted-media; picture-in-picture');\n    f.setAttribute('allowfullscreen','');\n    var p=v.querySelector('.ms-play'); if(p) p.style.display='none';\n    v.insertBefore(f, p);\n  }\n  function manual(i){ locked=false; show(i); start(); }\n  document.addEventListener('visibilitychange', function(){ if(document.hidden) stop(); else start(); });\n  root.addEventListener('mouseenter', stop);\n  root.addEventListener('mouseleave', function(){ if(!locked) start(); });\n  root.querySelector('.prev').addEventListener('click', function(){ manual(cur-1); });\n  root.querySelector('.next').addEventListener('click', function(){ manual(cur+1); });\n  dots.forEach(function(d){ d.addEventListener('click', function(){ manual(+d.dataset.i); }); });\n  root.addEventListener('click', function(e){\n    var p=e.target.closest('.ms-play'); if(!p) return;\n    locked=true; stop(); playVideo(p.parentNode);\n  });\n  show(0);\n  start();\n})();\n<\/script>\n<script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the maximum CaCO3 loading?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"85\u201390% is achievable with a two-stage line and a bimetallic-lined barrel. Above 88% the melt becomes abrasive paste; output drops and screw life shortens, so we quote a trial run before committing to a number.\"}}, {\"@type\": \"Question\", \"name\": \"Can one line run both 80% and 88% filling?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, with a two-stage configuration and a screw configuration change. A single-stage twin screw sized for 80% will not hold 88% at rated output.\"}}, {\"@type\": \"Question\", \"name\": \"How long does a material trial take?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"3\u20137 days for standard filler grades. Send 25\u201350 kg of your CaCO3 and carrier resin; we return pellets, a running video and a capacity report.\"}}, {\"@type\": \"Question\", \"name\": \"What output can you guarantee for this application?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The reference band is 100\u20131,500 kg\/h, measured on the stated material. We quote a guaranteed figure only after a trial on your own material, because filler grade, bulk density and moisture move output by \u00b115%.\"}}, {\"@type\": \"Question\", \"name\": \"Can we run our material before ordering?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes \u2014 send 25\u201350 kg. We return pellets, a running video and a report with temperatures, screw speed, feeder settings and output per hour. The trial is free; you cover the freight.\"}}, {\"@type\": \"Question\", \"name\": \"What is the delivery time?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"30\u201345 working days for standard configurations, 45\u201370 for custom screw geometry and ODM work. Voltage and frequency are built for the destination country.\"}}]}, {\"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/www.kerkepm.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Applications\", \"item\": \"https:\/\/www.kerkepm.com\/applications\/\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Filler Masterbatch Line\"}]}]}<\/script>\n<div class=\"wrap\"><section class=\"k3-more\" id=\"rm-more\"><h2>Filler masterbatch line \u2014 the short version<\/h2><p>Note on filler masterbatch line: the numbers above are reference ranges from Kerke's own trial runs, not catalogue promises. Screw geometry, wear package and pelletizing method are set on the trial bench first, so the output you compare is the output you get. If your grade is not in the tables, send it \u2014 the closest configuration is usually a change of screw set, not a different machine.<\/p><p class=\"k3-rel\"><b>Related on this site:<\/b> <a href=\"\/machines\/co-rotating-twin-screw-extruder\/\">Machine range: KTE-50B to 135D<\/a> \u00b7 <a href=\"\/knowledge\/pelletizing-methods-compared\/\">Pelletizing methods compared<\/a> \u00b7 <a href=\"\/get-a-quote\/\">quotation and free trial<\/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\/Applications\/Filler Masterbatch Line Application \u00b7 Plastic Masterbatch Filler Masterbatch Line: 85\u201390% CaCO3 at 350\u2013550 kg\/h Filler masterbatch is sold by the tonne, so the line is judged on two numbers only: how much powder it can swallow, and whether the pellets still feed cleanly in the customer&#8217;s film line. Both are decided before the extruder. 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