[{"data":1,"prerenderedAt":723},["ShallowReactive",2],{"catalog:meta":3,"guides:page:\u002Finjection-molding-machine-parts\u002Finjection-unit\u002Fplasticizing-motor:*":258,"guides:topics:injection-unit:\u002Finjection-molding-machine-parts\u002Finjection-unit\u002Fplasticizing-motor:path,title,short":565,"guides:page:\u002Finjection-molding-machine-parts\u002Finjection-unit:diagram":582,"diagram:id:power-unit":583,"catalog:parts::HY-PW-08":712},{"categories":4,"machines":132,"zones":212,"totals":255},[5,35,59,122],{"id":6,"name":7,"slug":8,"description":9,"partCount":10,"subcategories":11},"EC","Electrical Components","electrical","Electrical systems and components for injection molding machines including heaters, thermocouples, servo motors, and controllers.",11,[12,17,22,27,31],{"id":13,"name":14,"slug":15,"partCount":16},"EC-CBC","Circuit Boards & Controllers","circuit-boards",4,{"id":18,"name":19,"slug":20,"partCount":21},"EC-CE","Connectors & Cables","connectors-cables",2,{"id":23,"name":24,"slug":25,"partCount":26},"EC-GEP","Servo Motors & Drives","servo-motors",1,{"id":28,"name":29,"slug":30,"partCount":21},"EC-HT","Heaters","heaters",{"id":32,"name":33,"slug":34,"partCount":21},"EC-SF","Safety Components","safety",{"id":36,"name":37,"slug":38,"description":39,"partCount":40,"subcategories":41},"HY","Hydraulic Components","hydraulic","Complete range of hydraulic system components including pumps, valves, motors, and pressure controls for injection molding machines.",14,[42,46,51,55],{"id":43,"name":44,"slug":45,"partCount":26},"HY-AU","Accumulators","accumulators",{"id":47,"name":48,"slug":49,"partCount":50},"HY-CV","Control Valves","control-valves",6,{"id":52,"name":53,"slug":54,"partCount":26},"HY-MO","Monitors & Gauges","monitors-gauges",{"id":56,"name":57,"slug":58,"partCount":50},"HY-PW","Pumps & Motors","pumps-motors",{"id":60,"name":61,"slug":62,"description":63,"partCount":64,"subcategories":65},"MC","Mechanical Components","mechanical","Mechanical parts and assemblies including barrels, screws, tie bars, bushings, platens, and clamping components.",42,[66,71,75,80,85,89,93,97,101,105,109,114,118],{"id":67,"name":68,"slug":69,"partCount":70},"MC-BC","Barrels & Cylinders","barrels-cylinders",5,{"id":72,"name":73,"slug":74,"partCount":16},"MC-SB","Screw Barrels & Seals","screws",{"id":76,"name":77,"slug":78,"partCount":79},"MC-TC","Tie Bars & Columns","tie-bars",7,{"id":81,"name":82,"slug":83,"partCount":84},"MC-GZ","Bushings & Guides","bushings-guides",8,{"id":86,"name":87,"slug":88,"partCount":26},"MC-PP","Platens","platens",{"id":90,"name":91,"slug":92,"partCount":70},"MC-TL","Toggle & Links","toggle-links",{"id":94,"name":95,"slug":96,"partCount":21},"MC-CC","Clamping Components","clamping",{"id":98,"name":99,"slug":100,"partCount":21},"MC-GMP","Tools & Accessories","tools-accessories",{"id":102,"name":103,"slug":104,"partCount":21},"MC-ES","End Caps & Plates","end-caps",{"id":106,"name":107,"slug":108,"partCount":26},"MC-SR","Seals & Rings","seals-rings",{"id":110,"name":111,"slug":112,"partCount":113},"MC-JM","Joints & Mounts","joints-mounts",3,{"id":115,"name":116,"slug":117,"partCount":26},"MC-SG","Safety Guards","safety-guards",{"id":119,"name":120,"slug":121,"partCount":26},"MC-CR","Clamping Mechanism","clamping-mechanism",{"id":123,"name":124,"slug":125,"description":126,"partCount":113,"subcategories":127},"O","Other Components","other","Additional components including filters, cooling systems, lubrication parts, and other auxiliary equipment.",[128],{"id":129,"name":130,"slug":131,"partCount":113},"O-TC","Filters & Cooling","filters-cooling",[133,143,161,172,180,188,194,200,205],{"id":134,"name":135,"slug":134,"series":136,"partCount":142},"haitian","Haitian International",[137,138,139,140,141],"Mars Series (MA)","Jupiter Series (JU)","Zhafir Venus Series (VE)","Zhafir Zeres Series (ZE)","Zhafir Jeres Series (JE)",68,{"id":144,"name":145,"slug":144,"series":146,"partCount":160},"yizumi","Yizumi",[147,148,149,150,151,152,153,154,155,156,157,158,159],"A6 Series","A5-EU Series","A5-N Series","SKIII Series","DP Series","D1 Series","FF Series","FF-M Series","P Series","CG-P Series","VM Series","SPET Series","LSR Series",12,{"id":162,"name":163,"slug":162,"series":164,"partCount":171},"chen-hsong","Chen Hsong",[165,166,167,168,169,170],"JETMASTER MK Series","JETMASTER SVP Series","SUPERMASTER Series","EASYMASTER Series","SPARK Series","JETMASTER C2 Series",10,{"id":173,"name":174,"slug":173,"series":175,"partCount":179},"tederic","Tederic",[176,177,178],"NEO Series","D Series (Two-Platen)","DE Series (All-Electric)",0,{"id":181,"name":182,"slug":181,"series":183,"partCount":179},"borch","Borch",[184,185,186,187],"BU Series (Two-Platen)","BS-III Series (Servo)","BE Series (All-Electric)","BM Series (Multi-color)",{"id":189,"name":190,"slug":189,"series":191,"partCount":179},"log-machine","LOG Machine",[192,193],"LOG-SE Series","LOG-EE Series (All-Electric)",{"id":195,"name":196,"slug":195,"series":197,"partCount":179},"donghua","Donghua",[198,199],"DH Series (Servo)","DH-TP Series (Two-Platen)",{"id":201,"name":202,"slug":201,"series":203,"partCount":179},"sunbun","Sunbun",[204],"Sunbun Servo Series",{"id":206,"name":207,"slug":206,"series":208,"partCount":179},"lijin","L.K. Machinery (Lijin)",[209,210,211],"POTENZA Series","FORZA Series (Two-Platen)","ELETTRICA Series (All-Electric)",[213,217,221,225,228,231,235,238,242,248,251],{"id":214,"number":26,"name":215,"role":216,"partCount":21},"clamp-cylinder","Clamping cylinder","The hydraulic cylinder behind the rear platen. It drives the crosshead that straightens the toggle links, which opens and closes the mold and builds the clamping force.",{"id":218,"number":21,"name":219,"role":220,"partCount":50},"toggle","Toggle mechanism","Links, pins and bushings between the rear and moving platens. They multiply the force of the clamping cylinder and lock the mold shut while plastic is injected.",{"id":222,"number":113,"name":223,"role":224,"partCount":113},"ejector","Ejector","A small cylinder behind the moving platen that pushes the ejector rods and plate forward to release the finished part from the mold.",{"id":78,"number":16,"name":226,"role":227,"partCount":40},"Tie bars & bushings","Four steel columns that join the platens, guide the moving platen and carry the clamping force. Tie bar nuts lock them in place; bushings guide the moving platen along them.",{"id":88,"number":70,"name":229,"role":230,"partCount":21},"Platens & mold plates","The fixed and moving platens carry the two halves of the mold; the rear platen anchors the toggle. Locating rings and clamping plates center and hold the mold.",{"id":232,"number":50,"name":233,"role":234,"partCount":50},"barrel-screw","Barrel, screw & nozzle","The screw turns inside the heated barrel to melt and mix the plastic, then moves forward to inject it through the nozzle into the mold. The screw tip and check ring stop melt from flowing back.",{"id":30,"number":79,"name":236,"role":237,"partCount":113},"Heater bands & sensors","Heater bands around the barrel and nozzle melt the plastic. Thermocouples measure each heating zone so the controller can hold the set temperature.",{"id":239,"number":84,"name":240,"role":241,"partCount":79},"injection-unit","Injection unit","Injection cylinders push the screw forward, the hydraulic (plasticizing) motor turns it, and the carriage moves the unit against the mold on its guide rails.",{"id":243,"number":244,"name":245,"role":246,"partCount":247},"hydraulics",9,"Hydraulic unit","The pump, motor, valves, accumulator, filters and oil cooler in the machine base. They supply and control the oil pressure for every movement of the machine.",16,{"id":8,"number":171,"name":249,"role":250,"partCount":244},"Electrical cabinet","The controller, I\u002FO and drive boards, servo drives, contactors and safety switches that run and protect the machine.",{"id":252,"number":10,"name":253,"role":254,"partCount":21},"feet","Machine feet","Leveling bolts and anti-vibration pads under the machine base that keep the machine level and stop vibration spreading to the floor.",{"parts":256,"subcategories":257},70,23,{"id":259,"title":260,"body":261,"description":537,"diagram":538,"extension":539,"faq":540,"item":553,"lastModified":554,"meta":555,"navigation":556,"order":113,"parts":557,"path":559,"seo":560,"seoTitle":561,"short":562,"stem":563,"__hash__":564},"guides\u002Finjection-molding-machine-parts\u002Finjection-unit\u002Fplasticizing-motor.md","Plasticizing motor: the hydraulic screw drive motor",{"type":262,"value":263,"toc":526},"minimark",[264,277,282,296,300,303,306,322,335,339,368,372,398,401,405,441,445,448,472,476,496,500,514],[265,266,267,268,272,273,276],"p",{},"The plasticizing motor of a hydraulic injection molding machine is the low-speed, high-torque ",[269,270,271],"strong",{},"hydraulic motor"," that turns the screw during screw recovery. It is also called the screw drive motor, the hydraulic screw motor or the pre-plasticizing motor. On many machines it is a ",[269,274,275],{},"radial piston motor"," mounted at the back of the injection unit, with its shaft coupled to the screw by a spline or a key. The oil flow into the motor sets the screw speed, and the oil pressure sets the torque it can deliver. The drawing shows it as item 5, at the back of the injection unit, fed by the hydraulic power unit.",[278,279,281],"h2",{"id":280},"where-the-plasticizing-motor-sits","Where the plasticizing motor sits",[265,283,284,285,290,291,295],{},"The motor sits on the axis of the screw, behind the barrel. On many twin-cylinder injection units it is mounted on the moving plate that slides on the ",[286,287,289],"a",{"href":288},"\u002Finjection-molding-machine-parts\u002Finjection-unit\u002Fguide-columns\u002F","guide columns","; on in-line units it is mounted behind the injection cylinder. Its shaft drives the screw through a drive sleeve or coupling that allows the screw to be removed. The motor moves forward and back with the screw on every shot, so its hoses must be flexible and in good condition. See the ",[286,292,294],{"href":293},"\u002Finjection-molding-machine-parts\u002Finjection-unit\u002F","injection unit guide"," for how it fits in the cycle.",[278,297,299],{"id":298},"how-it-works","How it works",[265,301,302],{},"In a common design of radial piston motor, pistons are arranged like spokes around an eccentric shaft. A distributor sends pressurized oil to each piston in turn, the pistons push on the eccentric, and the shaft turns. This gives high torque at low speed, which is what a screw needs, without a gearbox.",[265,304,305],{},"Two figures describe a hydraulic motor:",[307,308,309,316],"ul",{},[310,311,312,315],"li",{},[269,313,314],{},"Displacement",", the oil volume per revolution. For a given flow, a larger displacement turns slower; for a given pressure, it gives more torque.",[310,317,318,321],{},[269,319,320],{},"Maximum pressure",", which sets the highest torque it can deliver.",[265,323,324,325,329,330,334],{},"The machine sets the screw speed by controlling the oil flow, with a proportional valve or a servo pump, and limits the torque with pressure. Many machines measure the screw speed with a sensor on the drive; see ",[286,326,328],{"href":327},"\u002Finjection-molding-machine-parts\u002Felectrical\u002Fproximity-sensor\u002F","proximity sensor",". Back pressure during recovery is held by the injection cylinder, not the motor; see ",[286,331,333],{"href":332},"\u002Finjection-molding-machine-parts\u002Fbarrel-screw\u002Fback-pressure\u002F","back pressure",".",[278,336,338],{"id":337},"types-of-screw-drive","Types of screw drive",[307,340,341,352,358],{},[310,342,343,346,347,351],{},[269,344,345],{},"Radial piston motors."," A common choice on hydraulic machines. The ",[286,348,350],{"href":349},"\u002Fparts\u002Fhy-pw-08\u002F","hydraulic plasticizing motor"," we supply is an NHM series radial piston motor, from NHM1 to NHM31 in displacement, with flat key or spline shafts in several diameters. Its part data lists a maximum pressure of 17.5 MPa and a speed range of 5 to 300 rpm.",[310,353,354,357],{},[269,355,356],{},"Orbital motors."," Compact gerotor-type motors used on some smaller machines.",[310,359,360,363,364,334],{},[269,361,362],{},"Servo-electric drive."," Electric and some hybrid machines turn the screw with a servo motor, directly or through a belt; see ",[286,365,367],{"href":366},"\u002Finjection-molding-machine-parts\u002Felectrical\u002Fservo-motor\u002F","servo motor",[278,369,371],{"id":370},"signs-of-a-worn-or-failing-motor","Signs of a worn or failing motor",[307,373,374,377,380,383,386,389,392,395],{},[310,375,376],{},"The screw turns slower than its set speed, or the speed drops when the load rises.",[310,378,379],{},"Screw rotation is uneven or pulsing, or the motor knocks.",[310,381,382],{},"Recovery time increases while the screw speed reading falls.",[310,384,385],{},"The motor stalls on material that it used to handle at the same temperatures.",[310,387,388],{},"Oil leaks at the shaft seal or between the housing parts.",[310,390,391],{},"The motor or the oil returning from it runs hotter than usual.",[310,393,394],{},"Play or a clunk when rotation starts, from a worn shaft spline, key or drive sleeve.",[310,396,397],{},"The screw does not turn at all: check the valve, its signal and the supply before suspecting the motor.",[265,399,400],{},"Internal leakage is the usual wear mode: oil passes the pistons and the distributor without doing work, so the motor turns slower for the same flow and makes heat.",[278,402,404],{"id":403},"causes-of-failure","Causes of failure",[307,406,407,417,423,429,435],{},[310,408,409,412,413,334],{},[269,410,411],{},"Dirty oil"," wears the pistons, the distributor and the bearings. See ",[286,414,416],{"href":415},"\u002Fblog\u002Fhydraulic-oil-problems-injection-molding\u002F","hydraulic oil problems",[310,418,419,422],{},[269,420,421],{},"Hot oil"," thins the oil film and ages the seals.",[310,424,425,428],{},[269,426,427],{},"Cold starts."," Turning the screw before the barrel has soaked loads the motor and the screw heavily.",[310,430,431,434],{},[269,432,433],{},"Restricted drain line."," If the motor has a case drain, a blocked or kinked drain line raises the pressure in the housing and can push out the shaft seal.",[310,436,437,440],{},[269,438,439],{},"Worn drive coupling or misalignment",", which loads the shaft and its bearing.",[278,442,444],{"id":443},"slow-recovery-motor-or-screw","Slow recovery: motor or screw?",[265,446,447],{},"Compare the screw speed reading with the set speed during recovery:",[449,450,451,466],"ol",{},[310,452,453,456,457,461,462,334],{},[269,454,455],{},"Speed normal, recovery slow:"," the motor is doing its job. Look at the ",[286,458,460],{"href":459},"\u002Finjection-molding-machine-parts\u002Fbarrel-screw\u002F","screw and barrel"," for wear and at the ",[286,463,465],{"href":464},"\u002Finjection-molding-machine-parts\u002Fheaters\u002Fbarrel-temperature-zones\u002F","barrel temperature zones",[310,467,468,471],{},[269,469,470],{},"Speed low:"," check the hydraulic supply, the pressure reached during recovery and the flow valve; then the motor's internal leakage, which a hydraulic technician can measure at the drain line.",[278,473,475],{"id":474},"replacing-the-motor","Replacing the motor",[449,477,478,481,484,487,490,493],{},[310,479,480],{},"Retract the screw drive, switch off the pump, release hydraulic pressure and lock off the machine.",[310,482,483],{},"Label every hose and port, then disconnect them and cap the openings to keep dirt out.",[310,485,486],{},"Support the motor before removing its mounting bolts: these motors are heavy.",[310,488,489],{},"Remove the motor from its drive sleeve and check the spline or key and the sleeve for wear. Replace a worn sleeve with the motor.",[310,491,492],{},"Fit a motor with the same displacement, shaft, flange and ports. If it has a case drain, fill the housing with clean hydraulic oil before starting, as the motor maker specifies.",[310,494,495],{},"Reconnect the hoses, start at low screw speed, check for leaks and noise, then check the screw speed against its setting.",[278,497,499],{"id":498},"what-to-send-for-a-replacement-quote","What to send for a replacement quote",[449,501,502,505,508,511],{},[310,503,504],{},"The full model from the motor's nameplate, for example an NHM series code with its displacement.",[310,506,507],{},"The shaft type (flat key or spline) and diameter.",[310,509,510],{},"The mounting flange and the port and drain sizes.",[310,512,513],{},"The machine brand and model, and photos of the motor and its nameplate.",[265,515,516,517,521,522,334],{},"The NHM motors we supply are listed for Haitian MA series, Yizumi A5 series and Chen Hsong JM series machines; see the ",[286,518,520],{"href":519},"\u002Fcategories\u002Fhydraulic\u002Fpumps-motors\u002F","pumps and motors category",", then ",[286,523,525],{"href":524},"\u002Frequest-quote\u002F","request a quote",{"title":527,"searchDepth":21,"depth":21,"links":528},"",[529,530,531,532,533,534,535,536],{"id":280,"depth":21,"text":281},{"id":298,"depth":21,"text":299},{"id":337,"depth":21,"text":338},{"id":370,"depth":21,"text":371},{"id":403,"depth":21,"text":404},{"id":443,"depth":21,"text":444},{"id":474,"depth":21,"text":475},{"id":498,"depth":21,"text":499},"How the hydraulic plasticizing motor turns the screw of an injection molding machine, the motor types, signs of a worn motor, and what to send for a quote.","power-unit","md",[541,544,547,550],{"question":542,"answer":543},"What is the plasticizing motor on an injection molding machine?","It is the motor that turns the screw during screw recovery, so the screw melts the plastic and carries it to the front of the barrel. On hydraulic machines it is a low-speed, high-torque hydraulic motor at the back of the injection unit; electric machines use a servo motor.",{"question":545,"answer":546},"What type of hydraulic motor drives the screw?","Many hydraulic injection molding machines use a radial piston motor, which gives high torque at low speed without a gearbox. Some smaller machines use orbital motors.",{"question":548,"answer":549},"Why has screw recovery become slow?","If the screw turns at its set speed, the cause is usually in the barrel and screw or the barrel temperatures. If the screw turns slower than set, look at the hydraulic supply, the control valve and internal leakage in the plasticizing motor.",{"question":551,"answer":552},"What do I need to order a replacement plasticizing motor?","The model from the motor's nameplate, its displacement, the shaft type (flat key or spline) and diameter, the mounting flange, and the port sizes, plus the machine model and photos of the motor.","screw-motor","2026-11-01",{},true,[558],"HY-PW-08","\u002Finjection-molding-machine-parts\u002Finjection-unit\u002Fplasticizing-motor",{"title":260,"description":537},"Injection Molding Machine Hydraulic Motor (Screw Drive)","Plasticizing motor","injection-molding-machine-parts\u002Finjection-unit\u002Fplasticizing-motor","paDwJX9t15pL3HDEvLUJHsKH7iWjn88g6ZbspAyvRco",[566,570,574,578],{"path":567,"title":568,"short":569},"\u002Finjection-molding-machine-parts\u002Finjection-unit\u002Finjection-cylinder","Injection cylinder of an injection molding machine","Injection cylinder",{"path":571,"title":572,"short":573},"\u002Finjection-molding-machine-parts\u002Finjection-unit\u002Finjection-piston-rod","Injection piston rod of an injection molding machine","Injection piston rod",{"path":575,"title":576,"short":577},"\u002Finjection-molding-machine-parts\u002Finjection-unit\u002Fguide-columns","Guide columns and guide bushings of the injection unit","Guide columns and bushings",{"path":579,"title":580,"short":581},"\u002Finjection-molding-machine-parts\u002Finjection-unit\u002Flinear-guide","Linear guide rail and carriage of the injection unit","Linear guide",{"diagram":239},{"diagram":584},{"title":585,"description":586,"base":587,"labels":596,"items":605},"Parts of a hydraulic power unit","Line drawing of a hydraulic pump unit on its oil tank, and the hydraulic motor that turns the screw at the back of the injection unit, numbered.",{"solid":588,"line":592,"hidden":594},[589,590,591],"M404 152h72v28h-72z","M434 132h22v20h-22z","M479 136h34a3 3 0 0 1 3 3v54a3 3 0 0 1 -3 3h-34a3 3 0 0 1 -3 -3v-54a3 3 0 0 1 3 -3z",[593],"M256 154L256 104L380 104",[595],"M410 166L526 166",[597,601],{"x":598,"y":599,"text":600},350,96,"TO VALVES",{"x":602,"y":603,"text":604},470,226,"SCREW DRIVE",[606,623,645,661,682,697],{"id":607,"name":608,"role":609,"parts":610,"marker":612,"shapes":616},"unit","Complete pump unit","Motor, bell housing, coupling and pump supplied together on their bracket, ready to bolt onto the tank in one piece.",[611],"HY-PW-03",[613,614,613,615],56,24,126,{"solid":617,"hidden":621},[618,619,620],"M52 232h246v6h-246z","M70 238h14v8h-14z","M258 238h14v8h-14z",[622],"M44 126h256a6 6 0 0 1 6 6v104a6 6 0 0 1 -6 6h-256a6 6 0 0 1 -6 -6v-104a6 6 0 0 1 6 -6z",{"id":624,"name":625,"role":626,"subcategory":23,"marker":627,"shapes":630},"motor","Electric motor","Drives the pump, either at constant speed (induction motor) or at the speed each phase of the cycle needs (servo motor).",[628,614,628,629],116,136,{"solid":631,"line":636},[632,633,634,635],"M48 160h4a4 4 0 0 1 4 4v50a4 4 0 0 1 -4 4h-4a4 4 0 0 1 -4 -4v-50a4 4 0 0 1 4 -4z","M64 150h104a8 8 0 0 1 8 8v60a8 8 0 0 1 -8 8h-104a8 8 0 0 1 -8 -8v-60a8 8 0 0 1 8 -8z","M98 136h36a2 2 0 0 1 2 2v10a2 2 0 0 1 -2 2h-36a2 2 0 0 1 -2 -2v-10a2 2 0 0 1 2 -2z","M64 226h104v6h-104z",[637,638,639,640,641,642,643,644],"M70 158L70 218","M83 158L83 218","M96 158L96 218","M109 158L109 218","M122 158L122 218","M135 158L135 218","M148 158L148 218","M161 158L161 218",{"id":646,"name":647,"role":648,"parts":649,"marker":651,"shapes":654},"coupling","Coupling and bell housing","The bell housing centres the pump on the motor flange; the jaw coupling inside joins the two shafts and absorbs vibration.",[650],"HY-PW-05",[652,614,652,653],201,164,{"solid":655,"hidden":658},[656,657],"M176 158L226 170L226 210L176 220Z","M190 217.2L212 212.8L212 232L190 232Z",[659,660],"M190 177h22a2 2 0 0 1 2 2v22a2 2 0 0 1 -2 2h-22a2 2 0 0 1 -2 -2v-22a2 2 0 0 1 2 -2z","M201 177L201 203",{"id":662,"name":663,"role":664,"parts":665,"marker":669,"shapes":673},"pump","Hydraulic pump","Vane, piston or gear pump that turns the motor’s rotation into oil flow for every movement of the machine.",[666,667,668],"HY-PW-06","HY-PW-07","HY-PW-02",[670,614,671,672],306,285,172,{"solid":674,"line":678},[675,676,677],"M230 168h52a4 4 0 0 1 4 4v36a4 4 0 0 1 -4 4h-52a4 4 0 0 1 -4 -4v-36a4 4 0 0 1 4 -4z","M247 154h18a1 1 0 0 1 1 1v12a1 1 0 0 1 -1 1h-18a1 1 0 0 1 -1 -1v-12a1 1 0 0 1 1 -1z","M247 212h18a1 1 0 0 1 1 1v8a1 1 0 0 1 -1 1h-18a1 1 0 0 1 -1 -1v-8a1 1 0 0 1 1 -1z",[679,680,681],"M236 169L236 211","M276 169L276 211","M256 222L256 246",{"id":553,"name":562,"role":683,"parts":684,"marker":685,"shapes":688},"Low-speed, high-torque radial piston motor at the back of the injection unit. It turns the screw that melts and meters the plastic.",[558],[686,614,686,687],552,134,{"solid":689,"hidden":695},[690,691,692,693,694],"M518 126h6a2 2 0 0 1 2 2v76a2 2 0 0 1 -2 2h-6a2 2 0 0 1 -2 -2v-76a2 2 0 0 1 2 -2z","M534 134h36a8 8 0 0 1 8 8v48a8 8 0 0 1 -8 8h-36a8 8 0 0 1 -8 -8v-48a8 8 0 0 1 8 -8z","M581 146h14a3 3 0 0 1 3 3v34a3 3 0 0 1 -3 3h-14a3 3 0 0 1 -3 -3v-34a3 3 0 0 1 3 -3z","M599 152h6a1 1 0 0 1 1 1v6a1 1 0 0 1 -1 1h-6a1 1 0 0 1 -1 -1v-6a1 1 0 0 1 1 -1z","M599 176h6a1 1 0 0 1 1 1v6a1 1 0 0 1 -1 1h-6a1 1 0 0 1 -1 -1v-6a1 1 0 0 1 1 -1z",[696],"M534 166a18 18 0 1 0 36 0a18 18 0 1 0 -36 0z",{"id":698,"name":699,"role":700,"subcategory":129,"marker":701,"shapes":705},"tank","Oil tank","Reservoir under the pump unit. The pump draws its oil from it, and all returning oil flows back into it.",[702,703,702,704],120,336,304,{"solid":706,"hidden":710},[707,708,709],"M39 246h338a3 3 0 0 1 3 3v52a3 3 0 0 1 -3 3h-338a3 3 0 0 1 -3 -3v-52a3 3 0 0 1 3 -3z","M341 238h16a1 1 0 0 1 1 1v6a1 1 0 0 1 -1 1h-16a1 1 0 0 1 -1 -1v-6a1 1 0 0 1 1 -1z","M315 258h4a3 3 0 0 1 3 3v26a3 3 0 0 1 -3 3h-4a3 3 0 0 1 -3 -3v-26a3 3 0 0 1 3 -3z",[711],"M44 264L304 264",[713],{"partNumber":558,"name":714,"subcategory":56,"subcategoryName":57,"shortDescription":715,"image":716,"inStock":556,"zone":239,"compatibleMachines":717},"Hydraulic Plasticizing Motor (NHM Series)","NHM series radial piston hydraulic motor for injection molding machine screw pre-plasticizing drive.","\u002Fpart-images\u002FHY\u002FHY-PW-08\u002F645d799a9f5ee20c3b263ff905392b3f.jpg",[718,719,720,721,722],"Haitian MA Series","Haitian MA II Series","Haitian MA III Series","Yizumi A5 Series","Chen Hsong JM Series",1793548982223]