[{"data":1,"prerenderedAt":540},["ShallowReactive",2],{"catalog:meta":3,"catalog:part:hy-pw-07":258,"diagram:part:hy-pw-07":382,"guides:links:parts:HY-PW-07":510,"blog:related:3:axial piston,hydraulic piston pump,hydraulic pump,piston pump,pumps & motors":519},{"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,{"part":259,"category":353,"zone":359,"related":360},{"partNumber":260,"name":261,"slug":262,"category":36,"subcategory":56,"categoryName":37,"subcategoryName":57,"shortDescription":263,"description":264,"specifications":265,"variants":284,"compatibleMachines":337,"images":341,"tags":343,"relatedParts":348,"inStock":351,"featured":352},"HY-PW-07","Hydraulic Piston Pump","hydraulic-piston-pump","Variable displacement hydraulic piston pump for high-pressure injection molding machine applications.","Heavy-duty variable displacement axial piston pump for injection molding machine hydraulic systems. Designed for high-pressure applications including injection and clamping circuits. Features swashplate design for smooth variable displacement control and high volumetric efficiency.",[266,269,272,275,278,281],{"name":267,"value":268},"Type","Axial Piston Variable Displacement",{"name":270,"value":271},"Max Pressure","By model (ARL1 series: 7 MPa)",{"name":273,"value":274},"Displacement","About 6 – 145 cm³\u002Frev by model",{"name":276,"value":277},"Speed Range","500 – 2000 rpm",{"name":279,"value":280},"Volumetric Efficiency","≥ 95%",{"name":282,"value":283},"Mounting","Flange (F) or foot (L), per model code",[285,323],{"sku":286,"brand":287,"series":288,"models":289},"HY-PW-07-YK-A","YUKEN","A Series — Piston Pump",[290,291,292,293,294,295,296,297,298,299,300,301,302,303,304,305,306,307,308,309,310,311,312,313,314,315,316,317,318,319,320,321,322],"A10-F-R-01-C-K-10","A10-F-R-01-B-K-10","A10-F-R-01-H-K-10","A16-F-R-01-C-S-K-32","A16-F-R-01-B-S-K-32","A16-F-R-01-H-S-K-32","A22-F-R-01-C-S-K-32","A22-F-R-01-B-S-K-32","A22-L-R-01-C-S-K-32","A37-F-R-01-B-S-K-32","A37-F-R-01-H-S-K-32","A37-L-R-01-C-S-K-32","A56-F-R-01-C-S-K-32","A56-F-R-01-B-S-K-32","A56-F-R-01-H-S-K-32","A56-L-R-01-C-S-K-32","A70-L-R-01-K-S-60","A70-L-R-01-C-S-60","A70-L-R-01-B-S-60","A90-L-R-01-C-S-60","A90-L-R-01-B-S-60","A90-L-R-01-H-S-60","A145-L-R-01-B-S-60","A145-L-R-01-K-S-60","A145-L-R-01-C-S-60","A70-FR04HS-60","A90-FR04HS-60","A100-FR04HS-10","A145-FR04HS-60","A56-FR04-H-K-32393","A45-FR04-H-K-32399","A37-FR04-H-K-32399","A22\u002FA16\u002FA37-01",{"sku":324,"brand":287,"series":325,"models":326},"HY-PW-07-ARL","ARL1 Series",[327,328,329,330,331,332,333,334,335,336],"ARL1-6-FR01A-10","ARL1-8-FR01A-10","ARL1-12-FR01A-10","ARL1-16-FR01A-10","ARL1-6-FR01S-10","ARL1-8-FR01S-10","ARL1-12-FR01S-10","ARL1-16-FR01S-10","AR16-FR01C-22","AR22-FR01C-22",[338,339,340],"Haitian MA Series","Haitian Jupiter Series","Chen Hsong SM Series",[342],"\u002Fpart-images\u002FHY\u002FHY-PW-07\u002FYUKEN Piston Pump\u002FWechatIMG807.jpg",[344,345,346,347],"piston pump","hydraulic pump","axial piston","variable pump",[349,350],"HY-PW-06","HY-PW-05",true,false,{"id":36,"name":37,"slug":38,"description":39,"partCount":40,"subcategories":354},[355,356,357,358],{"id":43,"name":44,"slug":45,"partCount":26},{"id":47,"name":48,"slug":49,"partCount":50},{"id":52,"name":53,"slug":54,"partCount":26},{"id":56,"name":57,"slug":58,"partCount":50},{"id":243,"number":244,"name":245,"role":246},[361,367,371,377],{"partNumber":349,"name":362,"subcategory":56,"subcategoryName":57,"shortDescription":363,"image":364,"inStock":351,"zone":243,"compatibleMachines":365},"Hydraulic Vane Pump","High-performance hydraulic vane pump for injection molding machine hydraulic power units.","\u002Fpart-images\u002FHY\u002FHY-PW-06\u002FVickers vane pump\u002F20V,25V,35.jpg",[338,339,366],"Chen Hsong JM Series",{"partNumber":350,"name":368,"subcategory":56,"subcategoryName":57,"shortDescription":369,"inStock":351,"zone":243,"compatibleMachines":370},"Pump Coupling & Bell Housing","Pump coupling and bell housing adapter for injection molding machine hydraulic pump drives.",[338,339],{"partNumber":372,"name":373,"subcategory":56,"subcategoryName":57,"shortDescription":374,"inStock":351,"zone":243,"compatibleMachines":375},"HY-PW-02","Gear Pump (Sumitomo QT32)","Sumitomo QT32 series internal gear pump for injection molding machine hydraulic systems.",[338,376],"Yizumi A5 Series",{"partNumber":378,"name":379,"subcategory":56,"subcategoryName":57,"shortDescription":380,"inStock":351,"zone":243,"compatibleMachines":381},"HY-PW-03","Hydraulic Power Unit \u002F Oil Pump Assembly","Complete hydraulic pump motor assembly for injection molding machine power unit.",[338,339],{"diagram":383,"items":509},{"title":384,"description":385,"base":386,"labels":395,"items":404},"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":387,"line":391,"hidden":393},[388,389,390],"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",[392],"M256 154L256 104L380 104",[394],"M410 166L526 166",[396,400],{"x":397,"y":398,"text":399},350,96,"TO VALVES",{"x":401,"y":402,"text":403},470,226,"SCREW DRIVE",[405,421,443,458,476,494],{"id":406,"name":407,"role":408,"parts":409,"marker":410,"shapes":414},"unit","Complete pump unit","Motor, bell housing, coupling and pump supplied together on their bracket, ready to bolt onto the tank in one piece.",[378],[411,412,411,413],56,24,126,{"solid":415,"hidden":419},[416,417,418],"M52 232h246v6h-246z","M70 238h14v8h-14z","M258 238h14v8h-14z",[420],"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":422,"name":423,"role":424,"subcategory":23,"marker":425,"shapes":428},"motor","Electric motor","Drives the pump, either at constant speed (induction motor) or at the speed each phase of the cycle needs (servo motor).",[426,412,426,427],116,136,{"solid":429,"line":434},[430,431,432,433],"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",[435,436,437,438,439,440,441,442],"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":444,"name":445,"role":446,"parts":447,"marker":448,"shapes":451},"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.",[350],[449,412,449,450],201,164,{"solid":452,"hidden":455},[453,454],"M176 158L226 170L226 210L176 220Z","M190 217.2L212 212.8L212 232L190 232Z",[456,457],"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":459,"name":460,"role":461,"parts":462,"marker":463,"shapes":467},"pump","Hydraulic pump","Vane, piston or gear pump that turns the motor’s rotation into oil flow for every movement of the machine.",[349,260,372],[464,412,465,466],306,285,172,{"solid":468,"line":472},[469,470,471],"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",[473,474,475],"M236 169L236 211","M276 169L276 211","M256 222L256 246",{"id":477,"name":478,"role":479,"parts":480,"marker":482,"shapes":485},"screw-motor","Plasticizing motor","Low-speed, high-torque radial piston motor at the back of the injection unit. It turns the screw that melts and meters the plastic.",[481],"HY-PW-08",[483,412,483,484],552,134,{"solid":486,"hidden":492},[487,488,489,490,491],"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",[493],"M534 166a18 18 0 1 0 36 0a18 18 0 1 0 -36 0z",{"id":495,"name":496,"role":497,"subcategory":129,"marker":498,"shapes":502},"tank","Oil tank","Reservoir under the pump unit. The pump draws its oil from it, and all returning oil flows back into it.",[499,500,499,501],120,336,304,{"solid":503,"hidden":507},[504,505,506],"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",[508],"M44 264L304 264",[459],[511,515],{"to":512,"label":513,"description":514},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fhydraulic-pump\u002F","Hydraulic pump types","The hydraulic pump types used on injection molding machines (vane, piston, gear), fixed and variable displacement, signs of failure and how to identify a pump.",{"to":516,"label":517,"description":518},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fpiston-pump\u002F","Piston pump","How the variable axial piston pump of an injection molding machine works: pressure control, case drain, Yuken A and ARL1 codes, signs of wear and replacement.",[520,530],{"title":521,"path":522,"description":523,"date":524,"category":525,"tags":526},"Vane Pump vs Piston Pump: Which Hydraulic Pump Does Your Machine Need?","\u002Fblog\u002Fvane-pump-vs-piston-pump-injection-molding","Understand the differences between vane pumps and piston pumps used in injection molding machines. Performance, pressure, noise, and when each type is the right choice.","2026-10-31","Technical Guide",[527,344,345,528,529],"vane pump","Yuken","pump replacement",{"title":531,"path":532,"description":533,"date":534,"category":535,"tags":536},"Troubleshooting Hydraulic Pressure Loss in Injection Molding Machines","\u002Fblog\u002Ftroubleshooting-hydraulic-pressure-loss","Diagnose and fix hydraulic pressure loss problems in injection molding machines. Common causes, step-by-step troubleshooting, and replacement parts guide.","2026-09-30","Troubleshooting",[38,537,538,527,344,539],"pressure loss","troubleshooting","control valve",1793548982702]