Author Archives: kerke

Twin screw extruder Introduction

1. Structure: Motor, gearbox, screw, barrel, feeder, heating and cooling system, vacuum exhaust system –Motor for driving the gearbox , the gearbox connect the screw , then the screw runing . –Different screw elements combination of screw will suitable different materials , so the screw combination is very important. –The […]

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Formulation Design of EVA Foam Masterbatch

The advantages of EVA foam plastic: 1. Softness, good toughness, low temperature resistance (-58°) 2. Relatively low density, suction load, heat insulation, sound insulation 3. Heat sealing, adhesion, gloss, deep processing are good 4 ozone resistance, non-toxic, good dyeability EVA Application: Sole, upper, packaging materials and daily necessities EVA material […]

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How to solve gearbox problems ?

Gears are abnormal and vibration is too large: The possible reason: 1. gear assembly meshing clearance overrun or pitting off serious 2. Axial channeling is too large 3. The horizontal and parallel degrees of each axis deviation is too large 4. The bearing gap is too large 5. Loosen button […]

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Do you know the Flame retardant masterbatch formula ?

Flame retardant masterbatch composition 1. Carriers:LDPE,HDPE, PP, CPE, EVA, SBS, ACR . Proportion:5% 2. Flame Retardants :C12Br10O, TBBPA, Sb2O3, MoO2 . Proportion:50% 3. Heat Stabilizers: Organometallic compounds . Proportion:3%-5% For Example : 1. PP flame retardant masterbatch formula : LLDPE/PP 35%-45% HBCD 50%-60% ED3 6%-7% PE wax 2%-3% 2. EVA […]

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Let you know more about black masterbatch

Every one who working in plastic filed know the black masterbatch, and most of them use it while plastic products production. For coloring, anti-aging, conductive products and so on. But we will meet kinds of problems during using the black masterbatch. Now we share you the 9 points of black […]

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