Zhengzhou Great Machinery Co., Ltd.  

Product Name: Continuous Screen Changer for Two-Side Direction Stretch Film Extrusion Line Model NO.: GM-DP-R series Computerized: Computerized Automation: Automatic Exhaust: Exhaust Screw Channel Structure: Deep Screw Engagement System: Full Intermeshing Screw: Twin-Screw Assembly Structure: Integral Type Extruder Feeding Mode: Multiple Feed Product Type: Profile Extrusion Molding Machine Plastic Processed: PP Attribute: Auxiliary Part of Plastic Extruder Function: Polymer Melt Filter Applicable: PP/PE/PS/EPE/EPS/XPS and So on Size: Various Sizes to Be Matched with Extruders Trademark: Gmach Transport Package: Seaworthy Packaging Specification: SGS, CE Origin: Zhengzhou HS Code: 8421299090 Product Description Continuous screen changer for Two-side direction stretch film extrusion lineBenefits of this GM-DP-R series continuous screen changer for extruderIncreasedproductionReduceddowntime&scrapLeak-freeoperationIncreasedfiltrationareaReducedinletpressuresAccurate,repeatablescreenchangesReducedmaintenanceTechnical data1)Themainbodyofthescreenchanger2)Drivesystem:Hydraulicunit:3)ControlsystemElectricalcontrollingsystem:warnningdevice,pressureandtemperaturetransducer,areincludedProduct showFeatures of this kind of continuous screen changerTwo round removablebreaker plates on each bearing piston"Continuous type" means operation of screen change without machine halt or disruption of melt flow.Fit for almost all kinds of polymersIt works well under the high pressure 400bar(40Mpa) not impact the high performance.The filtration screen area covers from 56cm² to 520cm², depending on the size, fit for output range from 30kg/h to 1800kg/h.Benifits of this kind of continuous screen changercontinuous operationLeak-free mold of operationCustomized design adaptersoptional choice of installation waysSimply controll by a easy operated control handleReasonable price and proved technologyWorking principle of this GM-DP-R series continuous screen changerAsthepolymermeltentersthemainbodyofthescreenchanger,themeltstreamisdividedequallyandflowsintothetwochannels,gothroughthetwobreakerplates,andtheimpuritiesareinterceptedbythescreenmesh,andwhenscreenchangingisrequired,oneofthepistonswithblockedscreenpackispushedoutbyhydraulicunit,andtheotherisstillontheworkingposition,wereplacethefreshscreenandthenthepistonwithnewscreenispushedintotheworkingposition,atthistime,theairbleedingsystemalsobegintowork. Theotherpistonscreenchangeisthesamewithabove. Thistypeofcontinuousscreenchangermaintainsacontinuousmeltflow.ApplicationsCastfilm(Bubblepack/Medical/FoodWrap)Sheet(Foam/Strapping/Plasticcardboard)Coating(Hotmeltadhesive)Pipe(Corrugated/GasPipe)andprofileCompounding(Masterbatch/filler)WireandcableextrusionTubing(Medical/Industrial/Irrigation)Fibers(Monofilament/non-woven fabrics)Pelletizing(strandsand water-ring pelletizing)RecyclingofmostpolymersApplication show .Double piston screen changer applied for sheet /cast film extrusion lineQualityinspection Wetakeonlyfirst-classsteelandcheckeveryproductionproceduretoensureeverydimensionisproducedprecisely.Afinalcompleteinspectionwillbeexecuted beforedelivery. we guarrantee that every set of screenchanger from our factory is the best quality.ShippingCommissioningWeprovidetheoperationmanualforcustomerstogudietoinstallthescreenchanger,andattherequirementofuser,salersshouldsendtechniciantoinstallandcommissioningthedieatsiteofBuyers,expensesofthetripshouldbebornebyBuyers.After-salesservice12monthswithproperoperationbyuser,allthesparepartsshallbereplacedfreeofchargeunderguaranteeperiod,feefortransportationandpackingwillbebornebyusers.Technical dataTypeScreenD&AOverall & dimension (mm)Heating power(KW))Output(kg/h)Dia (mm)Filtrationarea (cm² )LWHL1G M -DP-R-806028x21801702807002.4/3.230-180G M -DP-R-1008050x22202003208103.5/4.780-280GM -DP-R-12010078x22502203609705.0/7.2220-480G M -DP-R-155130113x232027045011008.2/11.1300-700G M -DP-R-170145165x237031048013209.4/12.7400-1100G M -DP-R-195165214x2400380550147010.2/13.8650-1500G M -DP-R-220180254x2440410590162013/17.5800-1800Remark: Theoutputratesdependontheindividual extrusion processparameters.