This angle is essential because it enhances the movements involved with ejecting the plastic product from the mold. This steel also is much more stable through the heat-treating process, shrinking or expanding less than H-13 or stainless steel. Our Work Station and Jib Crane solutions offer numerous ergonomic benefits, and our Cleveland Tramrail ® Patented Track line continues to be the benchmark by which all other heavy duty cranes are measured. 控制开关 Switch. Its unit of measurement is degrees. The upgrades included a 58x crank trigger wheel with the. Lifters help release internal undercuts without draft. The angle of inclination. Larger draft angles (up to 5o °) should be used on taller features. The angle lifter structure comprises a moving mold plate and an angle lifter, wherein the angle lifter is connected with an angle lifter connecting rod through a positioning pin and can rotate around the positioning pin, and the angle lifter. They are very durable and with good design can last for millions of cycles. As shown in the figure as below , the lifter is placed in the angled hole of a fixed mold plate. It does NOT have a drill spot anywhere on the boss where it is supposed to be. This lifter, Part #8931-16, is a captured link bar style lifter that is a simple drop-in design for most Small Block Ford applications. Today, I will share a mold design for a large-angle lifter. Access: On the Mold Assembly tab, click Lifter. Provides the tools to create a lifter assembly. palletizing die 叠层模. This BHA acts as a pendulum, exerting a negative side force at the bit. Analysis Of Lift. ). 1. 0° 1. Figures 3A, left, and 3B, right, show the top and bottom views. The bore is 4. 5 or more degrees is required for heavy texture (PM-T2). Industry Standard Draft Angles. At DME safety come first. Slotted Flaps. Helper pins are a great option for drastically reducing lifter failures and wear. SAFER Workplace. Collapsible cores are mechanisms that release a circular undercut feature in a method similar to a lifter. A dialog box. 005 0. Don’t be afraid to ask. Drops show up as irregular bumps on the tops of castings. Mold Flow Design Resource - Lisle, IL, Illinois-United StatesJob Title - Mold Flow Design…See this and similar jobs on LinkedIn. The shape of the product determines the angle. The only reason a shut-off angle can be less than the standard 3 degrees is when the customer requests that specifically. With an extensive product selection supported with superior customer service, you can count on PCS to meet your needs. ; In the Lifter dialog box, select a lifter in the Type drop-down list. FORMULA 120 LV GW Performance Boot. Link up D and B to get the angle DBC. A s = effective cross-sectional area of steel, in 2. CD = lifter stroke (get a rounded number) = undercut length + min. Once the part was fully cured, it was released from the mold and trimmed. Mold Slide with Angular Pin Animation to release undercut product#Solidworks #SolidworksTutorialFollow me:Grabcad: - DMEWhen an item can’t be moved with traditional rigging hardware, mold lifters are custom designed lifting points which are affixed to the load to facilitate movement. Lifter System – Application. 顶针板 Ejector Plate. Adhesion forces between mould and concrete depend on the type of mould used. 6. The inclination of sliders should be kept between 15 and 25 degrees, and the inclination of the guide pin should be 2 degrees smaller that of the wedge. If this is so, then what happens if you put a 45* cam into a 48* block and degree the cam onto #1 cylinder or put a 48* cam into a 45* block. Defines the offset value from the selected Base Point element. The mark left on the part at the end of ejection mirrors the shape of the sleeve. طراحی قالب با مکانیزم انگل لیفتShahrokhshafie@gmail. It is frequently used in the injection molding service when making square, rectangular, and other parts that have multiple cavities or are rather thick. 14Mold Components. 001 inch on each side of the mold. This mold was built for a large tier one automotive supplier. As the ejection system moves forward, the lifter moves on an angle to relieve the undercut. 45 in. angles, wear on heel blocks, recommended slide tapers, concern for thermal effects and delayed lifter designs are included. An injection mold slider is a tool used in the injection molding process. safety amount that’s greater than or equal to 3mm. The guide block acts as an angle pin when the mold opens, and as a locking block during mold closing. UniLifter Travel = Ejector Plate Travel X Tan (Angle) Angle is established in the core insert by the mould. Flow rate and flow speed are cut in half at every runner branch. Customized precast. This model is capable of showing the effect of influencing parameters on the wear during the mill operation. Unlike vertical ejection systems, lifters angle in the core plate. Use a spreader bar with regular (non-shoulder) eye bolts to keep the lift angle at 90° to the horizontal. [5] 12. Share. In the mold design, the angle pin is commonly used core pulling mechanism. The injection mold designer should follow the preferred order of ejection types. What is the difference between angle lifter and slider? Fundamentals of angle lifter and slider is that vertical direction of mold opening campaign changed into a horizontal design. The U-coupling travels freely in the T-Gib when the mold opens. The undercut here is very big and the lifter's angle reaches to 20 degrees. The precaution in the placement of lifters in a mold for successive feeding is shown in Fig. Calculating Safety Distances. If this is so, then what happens if you put a 45* cam into a 48* block and degree the cam onto #1 cylinder or put a 48* cam into a 45* block. Most of the blocks and some highly modified versions of the “A” engine. At this time, in order to avoid problem of excessive A-plate avoidance, T-block is often placed in slider, and T-slot is set on slider. This angle is usually a decimal. With a hemi I understand that there are two different lifter angles depending on the location of the cam. 1. TC:0007224. (1) If the structure allows, please increase the cross-sectional size of the lifter. The injection molding process requires the use of an injection molding machine, raw plastic material, and a mold. The ejector plate moves in the same upward direction as the lifter, which is angled rather than perpendicular to the plate. In fact, I’ve seen a giant edge gate as large as 3/4 in. Angles The VectorForm Lifter System may be used with angles ranging from 5° (min) to 30° (max). A’板 A'Plate. Some of you may be saying that you don’t have issues with lifters, but I would suspect you are running parts with lessons learned involved or using low-draft lifters with shallow. Angle. Side Action Lifters: Side action lifters are used to create undercuts in the molded part. Published 2/5/2016 The Designer’s Edge: Lifter Rods Randy takes a look at round vs square shanks, decelerated lifter travel and part removal. We'll learn how to calculate. Kerbstone is used for creating a barrier between vehicles and pedestrian areas. ANGLE L/S = Tan A SEE CHART FOR REFERENCE TYPICAL EXAMPLES A LIFTER ANGLE S EJECTOR STROKE CLEARANCE HOLE L LATERAL TRAVEL Patent No. 25K views 1 year ago. The angle of the inclined top is generally. 5° to 2° for vertical drafts on female features; 4° to 6° for vertical drafts on male featuresIn a multi-cavity two-plate mold, gates and runners must be in the parting line to be easily ejected when the mold splits. 8. Viking is an industry leader in snow removal equipment. Drawing Distance Lifter Angle Specifies the Lifter Angle. According to the. The Engineering Exchange is a global educational networking community for engineers. Home Improvement Online With Ron HazeltonWith over. LIFTER GUIDES & LIFTER HEAD KEYS#NX Modeling and SimulationHi Everyone,I want to share some of my previous design as a mold designer. This philosophy has driven us to offer a collection of Mold Lifting and Rigging hardware that has been certified and proof tested. For angles greater than 30° please contact D-M-E Technical Service for design guidance. 1. Sanitary And Hygienic Design Standards. Apply a drop of medium-strength thread locker to each screw’s threads, and tighten to 18 ft-lbs. In the graphics window, select a solid point or work point as a reference. . 1. When looking at a 3d model of a part. Then nail the stop into place with galvanized or aluminum 1-1/2-inch nails. We would like to show you a description here but the site won’t allow us. round corners design in injection molding. 2(b). This is directly out of the manual for my 2023 RAM 2500: (Page 511) Engine Oil: We recommend using MOPAR API Certified SAE 0W-40 Full Synthetic Engine Oil which meets the requirements of the manufacturer Material Standard MS-A0921. In the graphics window, select a solid point or work point as a reference. This points the lifter away from the center of the. controlled tests, where the angle was less than 120 degrees, the sling body always failed a the point of choke when pulled to destruction. The metal mold is made of two parts: A and B sides. 025 age 6000 8000 10000 12000 14000 16000 Pressure on injection plunger (psi) Acetal LDPE Nylon 6/6 PP with flow 18000 PP. d = distance from extreme. Click Plastic Part and then in the graphics window, select a plastic part. 2) The angle range of the inclined roof is 3°~15°, and the optimal z range is 3°~8°. This is a rule of thumb that applies to molded parts with depths of up to 2 inches. . A tronicarts 3D-animation which shows the injection molding process. 5K views 1 year ago Mould Tool Design Lecture/FREE/HINDI. Ejectors are allowed to place near the lifters. Mismatches. Tool mark identification is a fascinating forensic science discipline. Lifter Core Guidance The lifter core must have sufficient guidance in the tool. Front mould slider must have slider pull. Placement Plastic Part Specifies a plastic part in the graphics window. 5,281,127 2. The lifter employs the 8407 steel with a hardness of up to HRC50-52. 27. In this case, the shutoff between the two mold halves angles across the window. Create a prototype or 3D model to test the draft angle and ensure proper release from the mould. Injection mold angle lifter is the mechanism in the injection mold to release the plastic molded parts undercut. The 351 Windsor has a displacement of 351 cubic inches or 5. Seven ejector mechanisms 1. RAPTOR WCR 120 Race Boot. offswt bending die 双折冷弯模具. 垃圾钉 Stop Pin. As the tool designer, think about the potential for jetting and what you can change to minimize the risk. Alcon manufactures specially customized curbs including Trief, Bus, Rollover, Gutter, Drain, Barrier, Quadrant, Corner, Upstand, Flush, Bullnose amongst others. 103 In Stock Now. Positive stops or a locking angle can be designed onto the lifter to assure proper lifter position during the molding process. The utility model is related to injection mold field, especially a kind of injection mold of gear rotation and lifter combination. A lifter is a component that travels with the ejection and moves on an angle to slide/pull the cavity steel away from undercuts or details not in the die draw, and where slides or other mechanics are not an option. The $17 Hatrigo Egg Bites Mold has a similar design to the Rottay set. Mold Action /. This rule of thumb applies to parts with mold depths of up to 2 inches. Lifter is generally composed of two parts: body part and forming part. Nov 27, 2012 - This video will explain how to injection mold lifter work? PinterestPlastic Injection Molding Part Design Guidelines, Plastic part Design Guidance, Parting Line Draft Undercuts Wall Thickness & Uniformity Bosses Gussets and Ribs Radii and Corners Material Shrinkage Gating Ventings Knit/Weld LinesAngle Lifter,大家都在找解答。2012年11月21日 — Fundamentals of angle lifter and slider is that vertical direction of mold opening campaign changed into a horizontal design. Customize Allows the lifter assembly to be customized. Deep undercuts in the molded part can be obtained by using a larger angle in the lifter core and by increasing the ejector plate stroke. This will help determine which features are the most useful. Such that oil run down from the head never makes it to the roller. For lifters on steeper angles, you can add a “buddy” or “helper” guide pin to the lifter slide to prevent deflection and keep the slide traveling in the proper position (see Fig. These helper pins are a great option and drastically reduce lifter failures and wear on the rod or shank. Colonies characteristically produce a fluffy, white to gray or brown hyphal growth that resembles cotton candy and that diffusely covers the surface of the agar within 24 to 96 hours (Figure 60-3). Select the Customize check box. ; In Components, select a component to customize. The gate cross-section cannot be larger than the runner cross-section. First, if the angle were too great the forward. All adjustments to your eyeglasses should be made to achieve this optimal position. Here We'll use kocu or Foot in Misumi Standards and assembling. VERSA-LIFTER The Versa-Lifter system incorporates a Core Blade attached to a Gib Coupling via a dowel to allow for installation on various angles. Choose Hand-Loaded. Sometimes you have to compromise between a large angle that may cause jetting, and a shallow angle that weakens the mold. A Simple Chart A simplification assumes constant core cross sectional area, core exposed area equals core slide cross-section area and con-stant material modulus. One way to prevent lifter rod/shank deflection with lifters on steep angles or with excessive unsupported length is to keep the slide traveling in the proper position (see image) with adding a "buddy" or helper guide pin to the lifter slide. The figure below shows the general case where the wind Vw is blowing at an angle θ from the horizontal. Direct Sprue Gate – This type of plastic injection molding gate is used with parts molds that have a single cavity or are. It. Lifter Angle Specifies the Lifter Angle. Live Course: +91-8871511975 (WhatsApp)(1) Mold Design Course(2) Nx UG CADJoin this channel to get access to perks:Progressive’s C-Series Lifter is designed with a ssembly detents so toolmakers can set the Core Blade, C-Coupling, and C-Gib to the correct angle and position, allowing easy assembly into the mold pocket without parts sliding out of position. 斜导柱 Angle Pin. angle lifter designs. . Affected by the size of the mold, the angle pin can only be used in some molds with small lateral dimensions and no undercut structure. The ejector pins were not sufficient enough to eject the part out in a balanced way. To drop angle, the directional driller uses a BHA with the first stabilizer 9 to 27 m behind the bit. Randy Kerkstra Guest Blogger and Tooling Manager Round lifter rods are maintenance friendly when. Then slide out the old rubber bulb. Let’s take a rounded figure M°. Dion and the first Aubuchon Hardware store was born. The angle deviation of the VC parts was performed using a profile projector (Quick Vision 404, Mitutoyo). The list includes an image with the vendor and category of each lifter type. 6. Slides, or sliders, release external undercuts, recesses or projections on a part’s outer surface that prevent the part’s direct removal from the mold cavity. 842". Proper design helps ensure that good parts will be produced on the. For additional information please visit the Viking-Cives Website at (trucks) (Viking-Cives. . It is used for smoothing and cleaning out depressions in the mould. 1 in. Set the pull direction: Click Pull Direction and then in the graphics window,. 5. Sometimes C plate is. Traditional ploughing: a farmer works the land with horses and plough. 27. Posted 3:58:29 PM. The action of the angled pin withdrawing from the angled hole drives the slide back. Unlike vertical ejection systems, lifters angle in the core plate. planform area) has been calculated so far (during the preliminary design step). While effec-tive in providing the. Split Flaps. 推板 Stripper Plate. 425 vs. Release the wire so that the pliers can be used to grip it, and do so, pulling the end around the bar and twist the two ends of the wire together. 0. Max Travel The Max Travel value is automatically calculated as a reference value. Ensure the rigidity of the mold lifter. The product drawn is co. Give the lifter a push from the bottom up, which moves the lifter up for a certain distance to release the undercts. Nominal Wall Section: The general thickness of the main part walls Parting line: Where parts of the tool meet Injection point: Where plastic enters the mould cavity Rib: Used to give a part stiffness Fillet: Rounds a corner to help plastic flow Gusset: Stiffens a. Max Travel The Max Travel value is automatically calculated as a reference value. Lifters After the part has cooled, the lifter pushes up at an angle, which removes the undercut section from the mold, and retracts from the undercut during ejection. PLA, also known as. Specifies the base point of the lifter. Ensure flawless parting with dedicated analysis tools to identify undercuts, check geometry, and verify parting surfaces. Lifters are frequently used when segment-ed plastic undercuts (raised mold core detail) is necessary. 1) A draft angle of 1½ to 2 degrees is required for most parts. The components near the bottom of the lifter allow the angular movement. The latest version of Chrysler’s “A” engine block features a different lifter bore angle. Just a simple animation of how the lifter mold action works. Cast application. When the angle of the inclined roof is greater than 12°, in addition to considering the strength, an auxiliary rod shall be added to prevent the Excessive torque causes the plastic mold lifter to deform and break. They came to Fitchburg, MA, where the two eldest, William and Arthur began working in the yarn mills. Plastic injection mold with lifters find this pin and more on work by paul young this mold was created for my mold design class with mark hill at ferris state university here are some of the specs: 4 cavities 3 lifters per cavity s plastic injection mold with lifters youtube see more by. q = 1 kN/m² (for oiled steel mould). Since it is very thin it enables the two bodies to move rotationally to angles of 180 degrees and greater. TechDesign Study. Progressive's UniLifters® System is the most widely used, standard product for molding and releasing undercuts. In injection blow molding, the parison is formed by injecting plastic around a core. Thickness:8~12mm. In stock. Feature Depth. Lifter cores may be integrated at any given angle up to 30˚. The lifters are. Hello Friend . The lifter’s position is where the engineer fixes it on the mold, and the direction is the angle at which it will move. The lifters connect to the ejection system and move forward in tandem with it. 5MM; C is the stop surface, so generally a. These allow the actions to collapse inward, providing. Saw off short pieces of 1-1/2-, 2- or 3-in. Mold cores are used in conjunction with the mold cavity to form the complete shape of the molded part. The U-coupling travels freely in the T-Gib when the mold opens. Maximum lifter angle is greatly improved with the VectorForm Lifter System. Which is a stronger block. Considering processing conditions and working environment of mold, it should actually be greater than this theoretical value. 3(2) Welding repair of forks and fork extensions on lift trucks G4. . The invention discloses a mold with a heating-steering lifter mechanism for forming an SMC (sheet molding compound) product. These lifters work by tilting or rotating the mold core or cavity to allow for the easy removal of the molded part. 19. Collapsible Core. included angle angle between the axes of two adjacent gangs 3. A) Mechanical injecion mold Slide Design Standards (refer to drawing S2-1 & S2-2): 1) All shut-off surfaces must have a minimum of three degrees draft in direction of slide travel. They provide a means to release parts with inclined surfaces from the mold cavity. Time to read: 5 min. The idea of a "motor-gear unit aggregate" can be traced back to a patent from the Bruchsal-based design engineer and entrepreneur Albert Obermoser in. The Designer’s Edge: Lifter Rods. . Runners and Gates must be designed and incorporated into a mold to ensure that a consistent flow of material fills the mold at the right pressure. When there is an undercut on the inner surface of the side wall of a product or. . The standard lifter angle on the “A” engine is 59. At this size, draft as low as 1½ degrees will allow for an easy, non-damaging release from the mold when the expected shrinkage of the thermoplastic material occurs. . An A-side (cavity) and B-side (core) of a mold are represented with the ejector plate and pins placed on the B-side. High lifting devices such as flap 17. The first method involves the use of movable cores and angle pins. , the Cam Pin Slide is the most common and versatile of all slide mechanisms. A. OPTION 2: DRAFT ANGLES. 斜顶 Lifter. Save Size Saves the lifter assembly as a template. Create a customized lifter. A Detailed Overview Of CNC Tool Lifter: A CNC lifter, also known as a tool lifter or tool changer, is an essential component in CNC (Computer Numerical Control) machines. 垫板 Retainer Plate. 12 scraper component which scrapes the soil adhering to the concave side of the disc (see Figure 1) 3. This points the lifter away from the center of. In general, try not to use small guide pins, so as to. 6. 斜顶 — lifter, angled-lift split, loose core. ; In Components, select a component to customize. All 330-ci Olds engines have a 45-degree bank angle, and all 1968-and-newer Olds engines have. The higher impact angles result from lower lifter heights and higher face angles both indicative of worn liners. Eye bolt strength at 45° horizontal angle drops down to 30% of vertical lifting capacity. It is used for repairing and finishing the mould surfaces after the pattern is withdrawn. Lifter is use for release internal undercut from component. Information what I have are : H = 60 mm. Select the Customize check box. Sometimes the part design demands an accelerated or decelerated lifter and this product offers standard gib angles to accomplish this, eliminating the need for double ejector plates or other mechanisms. What is the difference between angle lifter and slider? Fundamentals of angle lifter and slider is that vertical direction of mold opening campaign changed into a horizontal design. Now let’s go ahead and explore all about a CNC tool lifter below in detail. Smooth performance is attained due to the U-C. Draft angle for injection molding helps the design prevent several issues and cut down on production costs. Lifters for injection molding can be classified as integral or non-integral. . In This Tutorials We'll Discuss Collapsible Core and it calculations. A slider is a mold. Every lifter has a specific angle at which it has been inclined during the ejection process. The angled lifter is used to lift a specific feature of the molded part at an angle, allowing it to be ejected from the mold without damage. The reduction in friction and bending moment permits a greater lifter angle, allowing the designer to reduce both the necessary die height and the mold footprint on the platen. Typically, a nitrided ejector pin will be used because the center is soft to drill and tap. 2(a). We’re going to look at what to consider when selecting a parting line and what it means for part design. Compress during injection. 2. Use Case. Results show the mill ball charge shoulder angle is strongly affected by the liner lifter’s face angle and that Morrell’s Model C could be improved by including a correction parameter thatDeveloped to mold parts with external details such as threads, ribs, grooves, barbs and dimples, without the need for conventional side action components. The invention provides an angle lifter base system applied in a mold, which comprises an angle lifter, wherein the angle lifter penetrates a core insert of the mold, one end of the angle lifter is matched with the core insert and a cavity insert of the mold for molding a product, the other end is connected with an ejector block, the ejector block is movably. Perfect fit systems: React to plastic pressure. The LUS211 is a programmable sensor that is used to measure solid and liquid level in an enclosure. In This Tutorials We'll Discuss Lifter Design calculation for Plastic injection Mold Design. 0° 1. Moving forward, when it is ready, products with undercuts are removed from the mold using a lifter. The angle of the lifter is the same as the angle of the cavity mold lifter,It is 3 degrees -12 degrees. As an example, a 20 litre container mould with ejector pin ejection had a cycle time of 45 seconds. Undercut features in injection molding generally increase the overall complexity and associated costs of any design. . Therefore, ejector pins injection molding involves the removal of completed parts from the die molds. The wrong ejection system can decrease the uptime and the life of the injection mold. A lifter is a component that moves on an angle with the ejection to release an undercut on a part. In contrast, sliders use angled pins attached to the core mold to release external undercuts. 455's are all . A slide base, as opposed to a static base, in the ejector plate allows the lifter angle to exceed the typical maximum angle of 15° to. An integral element of the injection moulding system, an injection moulding lifter moves on an angle during the ejection stroke to slide and draw the cavity steel away from the undercuts in the die. This block is commonly called the “R” block. Front mould slider is changed to T block to be in slider, and T slot is set on wedge. Subscribe for LIVE Chat During LectureJOIN NOW : Secure Seat NOWJoin Courses/ Program Contact : 88715119. In one case where I refurbished a mold with new lifters, the parts produced had a clip detail that was out of spec by 0. spelling: injection molding) is a process for producing parts by injecting molten material into a mould, or mold. This is known as the “line of draw” and will be a determining factor for how the rest of the mold is designed. h s ² (lb) = v x b f. 455. Necessary lifters are much more compact and damage-resistant. Mold Components /. The bottom of the fixed mould plate is provided with a cavity, and a mould core is arranged on the upper portion of the movable mould plate at a position corresponding to the cavity. Mold Components /. I know that H /L = is angle , but here Angle is different when I divide H /L and I still don't understand how here Mold designer has angular pin angle 20. The angle of inclination varies with different injection molding lifters. , Ltd. Springs hold the slide in the retracted position. Published 12/18/2015 The Designer's Edge: Lifters on Steep Angles Randy shares some insight on options for reducing lifter wear and failures. Turck USA is a specialist in sensor, fieldbus, and connectivity products, as well as interface technology, human-machine interfaces (HMI), and RFID systems. mold base assemblies in the illustration below. At this size, draft as low as 1½ degrees will allow for an easy, non-damaging release from the mold when the expected shrinkage of the thermoplastic material occurs. 5 inches and the stock cylinder bore is 4 inches. 1920 The Early Years. A gusset or a gusset plate is a triangular piece of metal or wood used to transfer stress between connected members and strengthen the joint. The deeper the part, the larger the draft angle. Smaller rod angles are required for reactionary forces and bending moments within typical lifter core rods, which might increase mold die height and footprint. Round lifter rods are maintenance friendly when performing repairs. This video will explain how to injection mold lifter work? Lifter used to solve undercut, when ejector plate moving, lifter will move as lifter angle. Drawing Distance Lifter Angle Specifies the Lifter Angle. This is a rule of thumb that applies to molded parts with depths of up to 2 inches. Select the Customize check box. Specific views shown on the following pages are:. Twist angle (or washout) ( t) 13. VERSA-LIFTER The Versa-Lifter system incorporates a Core Blade attached to a Gib Coupling via a dowel to allow for installation on various angles. The discs on a plough are mounted on bearings. Adjust the draft angle as needed to achieve the best possible outcome. Pull Direction Sets the pull direction of the. Provides the tools to create a lifter assembly. Aubuchon Hardware is a member of the Aubuchon Company family of brands. 842 on a 39 degree angle. FORMULA 130 LV GW Performance Boot. Lifters. Avoid adding threads directly on your injection molded part. Hand loads: Hand loads, or hand-loaded inserts, are a method of achieving a part feature without designing it into the mold, but rather by hand-loading a. Pull Direction Sets the pull direction of the. Free Download. Today Randy takes a look at calculating angles for lifters and how angles can impact mold maintenance. The reduction in friction and bending moment permits a greater lifter angle, allowing the designer to reduce both the necessary die height and the mold footprint on the platen (see Figure 3). 6. Our lifters reduce the amount of complex machining needed to incorporate a slide, lifter or cam into the mold. Lifter cores may be integrated at any given angle up to 30˚. 003" or . Lifter is a common term for mold industry in Pearl River Delta region, which is dominated by Hong Kong-funded mold factories. The radiused dovetail design lets the core blade seat automatically at the required angle with the mold closed.