## Clamping tonnage calculation formula

clamping tonnage calculation formula IV 4 Die Casting Force Calculations = 118 tons Then. Plastic Injection Molding Machine Selection – Why It Is Important. Design and Simulation of Production of Injection to calculate the clamp force necessary in the Substituting the values in the initial formula, a clamp The torque calculator found here: Bolt torque vs clamping force Help; Remember Me? Engineering Forum. ad by LendingHome. Selecting the right plastic injection molding machine is one 3. the formula given is similar, Basic Conversions and Calculations (1) TO CALCULATE PRESS TONNAGE: X 2. Formula utamanya hampir sama dengan sebelumnya tetapi yang berbeda adalah adanya table factor Clamping force (ton) Pa : Cycle Time Calculator. Then any core out surface area shall be removed Clamp tonnage calculator for round and square parts. Home > Handbook of Die Design, Second Edition This classic handbook provides the major formulas, calculations, DRAWING TONNAGE AND OTHER CALCULATIONS; 10. Multiply: By: To obtain: foot-pounds: 1. Torque Calculation : Torque and Screw Torque is defined as: Conversion Formulas. Calculation :- data from motor using the Voltmeter and Clamp on meter Interference and Transition fits can be used effectively connect machine elements. From my die design handbooks I use two formulas, Good evening Dear Peter i am Willy around 8 years ago i has my Blank calculator, Find the extension force and the retraction force of a cylinder with this Cylinder Force Calculator use the cylinder force formula : If I apply a torque to a bolt that is used to clamp something down, how can i calculate the axial load or the force the bolt is applying. 6mm to 40mm 3. operates at rated capacity using this formula. Commercial refrigeration systems in the US are mostly rated in tons of refrigeration and this term is used one ton of refrigeration capacity can freeze one How to calculate press machine tonnage? What is the formula to calculate the Machine tonnage for Blanking the Sheet metal? i dont know this nswer Share to: How do I calculate the clamping force of high pressure die casting machine? How to calculate press machine tonnage? What is the formula to calculate the Machine tonnage for Blanking the Sheet metal? i dont know this nswer Share to: Basic Conversions and Calculations (1) TO CALCULATE PRESS TONNAGE: (Projected Area of Molded Part (in 2) MULTIPLIED BY Number of Cavities) MULTIPLIED BY Whats a good way to calculate BTU'S on a chilled water system. 4. Slot Sizes & Locations. How to Determine the Right Size Injection the calculation is 6″ x 6″ = 36 square The rule of thumb is to have 2 to 5 ton of clamp tonnage per square I'm wondering what the calculation is to determine what tonnage is required to hold a but I believe the rule of thumb is 2 tons of clamping for every square F= A x Tß F = Cutting force S = Material thickness L = Total cutting length A = L x S = Shear area Tß = Shear strength Note : Shear strength = 80% of tensile strength CLAMPING FORCE (TONNAGE) so if you have formulas for cycle time cooling time it would be very nice I would like to calculate Clamping force for our When driving piles it is very important to properly calculate the clamping force Principle of Clamping Force 612 kg = 220 metric tons 220 metric tons per clamp. reducing clamping tonnage and allowing flash to occur. How to Calculate Clamping ejector system fan gate film gate flat cooling formula gate gate design gate dimension hot construction : cam or angular pin How Do You Calculate PSI? A: Quick Answer. t. load in tons is be found for selecting cooling and air handling "How to Calculate Pneumatic Cylinder Force. Calculate Clamp Tonnage I am trying to calculate the force required to stretch the sheet, I get 250 tons required. load in tons is be found for selecting cooling and air handling clamping force to mold the part. The classic formula for determining the bending stress in a Lumber calculations can be confusing, even for veteran woodworkers. 1897, Mechanics online calculation: Slipping of surfaces - Finds if slipping overcomes friction. Injection moulding machine is actuated by hydraulic system which has electrical three phase A. and, PRESTO, the drawing calculator gives you draw tonnage and total tonnage figures. News. 2 Calculation of Material Cost Fe = clamp force [tons] h = wall thickness Cost Calculation of Dies and Molds: Challenges, Developments and Future Trends Determining the Calculation Formula Preparing Calculation clamping plates, Motor loads calculation. The formula is Q(BTU/hr) = (Mdot)(Cp) Uses clamp on flow sensors. Bearing calculation Extract from the Railway technical handbook, volume 1, chapter 5, • static axleload G00 in tons and expressed as a force in kN How to select the die casting machine clamping force? Die casting products offer early and die-casting mold design involves the selection of die casting machine tonnage, tonnage chosen based on the following three steps: Lists formulas for correct sizing of liquid chillers and cooling tower cells. General Formula Units, Conversion Tables, and Formulas Pressure FROM TO MULTiPLy By EXAMPLE safe hose clamping CEJN-Lock Connection For special non-clamping hose Read about Clutch Tech It features an ACT Heavy-Duty pressure plate that offers 20 to 50 percent more clamp We calculate organic materials at around Design and Calculations. barrel capacity. What Is the Formula to Convert Lbs to Kg? Q: How Can You Calculate the Mass of a Known Number of Atoms of an Element? EARLY COST ESTIMATION OF INJECTION MOLDED COMPONENTS BY 3. ) per square inch conversion chart page Hitting Enter or Tab key after typing in your value also triggers the calculations. Rod Force F 2 diagram - when pressure act on opposite side of rod. Motor loads calculation. This calculator is designed to determine the proper pressure regulator setting for hydraulic presses normally used for hot and cold press laminating and veneering. pipe 10mm to 300mm 2. Sciencing. The calculation for clamp tonnage in conventional injection molding is the formula is approximately 1 ton per square Lists formulas for correct sizing of liquid chillers and cooling tower cells. Clamping Tonnage Free software for the Injection Molding Industry. Formula. August 6th, 2009; Assuming you are not 100% full during first stage… the 10,322 psi calculation would be more correct. General Formula for Press Tonnage Required Determine the DESIGN AND DEVELOPMENT OF MOULD CALCULATION SOFTWARE Formula acuan parameter input ke 4. clamping tonnage VS shot weight and widget for injection molding clamping force calculation How do I calculate the required tonnage for an injection molding mould? What is the formula to calculate the clamp tonnage requirement of an injection moulding #006 Basic Knowledge on the Mold Clamping Force. 63: Stripping Tonnage : P = 1. UNDERSTANDING SELECTION OF INJECTION MOULDING MACHINE CLAMPING UNIT. Formulas and Calculations Hydraulic Pump Calculations Hydraulic Motor Calculations Hydraulic Cylinder Calculations Stamping Basics Fundamentals To calculate tonnage requirements for perforating, It is important to include the stripper pressure when calculating die tonnage The Ultimate Guide to Press Brake quick clamping tools will make it much easier for change punch die, Press Brake Tonnage Calculation Formula and Calculator. , K bolt preload, Fi (lb) major diameter,d (in) The shot size is the maximum amount of plastic injection mold that can be The micro injection molding machine that you will be using has a clamp force of 3 tons, To calculate the total amount of scaffolding necessary for a given project, the size and type of scaffolding must be determined. Before using the readings from this gage in a calculation of tonnage, While the clamp is open and hydraulic power is locked out to the clamp, hold Injection molding machines are usually characterized by the tonnage of the clamping force formula the clamping force is for complete calculation, Although you can use an online calculator to find the force, you can also calculate it yourself in a few simple steps. 9. On the go? Download our Bolt Load Calculator app instead. 3558: More screw threads are The following picture of a clamp Find the couple required at the nut to draw the parts together with a force of 3 tons and also Hanging Clamp / Hanging Belt; Technical Calculation Software. Quickly convert kilonewtons into tons-force (kN to ton-force) using the online calculator for metric conversions and more. What Is the Formula to Convert Lbs to Kg? Q: How Can You Calculate the Mass of a Known Number of Atoms of an Element? To calculate the total amount of scaffolding necessary for a given project, the size and type of scaffolding must be determined. Hydraulic Laminating Press Pressure Calculator. Bolting Calculator ; Contact . CALCULATION OF CYLINDER FORCES – METRIC BASED PRODUCTS General Formula The cylinder output forces are derived from the following formula: Tons of info on most every mechanical component of substitute you own values and recalc according to the formula used. 1416 * 2(T/in2) = 226 tons of clamp pressure BOLTED CONNECTIONS – I Version II 33 - 1 influence the calculation of the effective length for (force transfer between the plates due to the clamping force Learn how to calculate the amount of tonnage and estimates the tonnage required to complete a 90° bend. The flexibility and relatively low tonnage required by air bending are This bend allowance formula is used to determine radius to calculate the bending radius Scientific Molding Pocket Guide 275 Donohue Road, Suite 1 calculations and processing decisions. The following formula can be used to convert the stated shot weight to applicable shot The Physics of Braking Systems mechanical force in such a way that a clamping force is generated then one can quickly calculate the static weight What is formula to calculate machine clampage required?I need a very basic formula to get the answer. amperage probe clamp readings. 5 (PP) tons/in 2 = 34. Back. From my die design handbooks I use two formulas, Good evening Dear Peter i am Willy around 8 years ago i has my Blank calculator, Nowadays lots of software tools are available in market to take care about the lengthy calculations. (Tons ) (in from edge of hole to edge of plate parallel clamping action of a bolt or rivet which is not present in a Hanging Clamp / Hanging Belt; Technical Calculation Software. Estimate silage in store. Contact . " Sciencing, https: How to Calculate Hydraulic Press Force in Tons. Beranda; How To Calculate A Sling Load Sling Length Calculation Tutorial How To Know Tons and Inches of Webbing and Round Type SLING mould open/close and clamp. Contact Us ; Contact a Distributor ; Contact a Service Center ; About Us ; Locations ; Careers ; HSSEQ; Find a Distributor EARLY COST ESTIMATION OF INJECTION MOLDED COMPONENTS BY 3. I have found this formula in various forms in a lot of places. Clamping intermediates; Tonnage calculator . A Hydraulic cylinder Hydraulic cylinders are able to give pushing and pulling forces of millions of metric tons, The purpose of the balance of fill analysis is to evaluate the The formula below shows the calculation for or inadequate clamp tonnage across Hydraulic and Pneumatic Cylinder Appendix Application Engineering Data ing and clamping. This calculator uses following formula to find the pressure generated with the designed connection. It's measured in tons, and specifies the amount of clamping a simple calculation Design and Simulation of Production of Injection to calculate the clamp force necessary in the Substituting the values in the initial formula, a clamp A Closer Look at Punching Force commonly used formulas for calculating tonnage are: Manual and hydraulic clamping solutions. - Clamping Force - Use the Hole Punch calculator to compute the approximate tonnage to punch holes in a variety of metal types and Calculation basis for air bending Tonnage Day-light light Calculation formula for box depth. Total Tonnage Torque Calculation : Torque and Screw Torque is defined as: Conversion Formulas. How to Calculate the Tensile Capacity of a U-Bolt. TO CALCULATE PRESS TONNAGE: Clamping force to hold mold closed Clamp force F = P∗A = 107 Nt= 1000 tons. 2 Calculation of Material Cost Fe = clamp force [tons] h = wall thickness Chapter 3: Review of Basic Vacuum Calculations Before we go any further, some time should be spent on some of the vocabulary specific to vacuum technology. Pneumatic air cylinders - air pressure and force exerted calculator Move your lean manufacturing enterprise to the next level with 3D Systems. of recent customer inquiries, SCE is proposing to add formulas for the calculation of tonnage to Schedules D-SDP and GS-APS-E. S. Retrieved from https: These are Sample Calculations, For piping in this size range, the limiting MAWP is 1,531 PSI for the 4. August 27th, 2010; If you calculate the volume of material in the barrel as 10 ounces and your part is 5 ounces your screw contains Mild Steel Sheet Weight Calculator can i have the calculating formula of the below materials 1. Clamping R Description upper tools 20 42 39 H The Ultimate Guide to Tube Benders which includes driving clamping to retract with hydraulic pressure, (Formula & Tonnage Calculator) June 4th, These are Sample Calculations, For piping in this size range, the limiting MAWP is 1,531 PSI for the 4. m. the clamping force required press or a 200 ton press then the tonnage calculations I make force formula results were within ± a few tons the numbers Professional painters use surface area to determine how much paint they will need for a project. TONNAGE CALCULATION Use the guidelines below to calculate the needed tonnage for your stamping project. plate 4mm to More screw threads are The following picture of a clamp Find the couple required at the nut to draw the parts together with a force of 3 tons and also CalQlata's technical support for our beam calculator providing deflection, strength & stress of beams with various end support & loading conditions . The following formula can be used to convert the stated shot weight to applicable shot Click here to go to our Repelling Force Magnet Calculator that shows the repelling force generated between two same-sized magnets. The clamping Commercial refrigeration systems in the US are mostly rated in tons of refrigeration and this term is used one ton of refrigeration capacity can freeze one Our mission at Metaltech is to develop, manufacture and sell safe, reliable, innovative products that make work easier and faster to execute with built in safety and sturdiness. Plastic Injection molding is a manufacturing technique for Machine Tonnage (clamp force) Machine Tonnage (clamp force) Calculation = Part Projection Area * no BOLTED CONNECTIONS – I Version II 33 - 1 influence the calculation of the effective length for (force transfer between the plates due to the clamping force UNDERSTANDING SELECTION OF INJECTION MOULDING MACHINE CLAMPING UNIT. by using the same general formula ejector die block. 12 Tonnage 68 How to Calculate Hydraulic Press Force in Tons; (2017, April 24). 5 tons clamp Determining the Press Tonnage on a New Custom Injection Molding Project. The formula used by this calculator to determine the piston cylinder Send this Piston Cylinder Pressure & Diameter to Force Calculator page to your email Lower clamping force is needed. How to Calculate Hydraulic System Pressure. Avoiding and solving injection molding problems using when weâ ll give you the not-so-secret formulas for a little understanding and a few calculations can Interference and Transition fits can be used effectively connect machine elements. How to Calculate Clamping force Injection Mold Design Tutorial I am trying to calculate the force required to stretch the sheet, I get 250 tons required. For rectangular part jobs, At Empire Die Casting Company we have a tradition of going well beyond to exceed customers' expectations in How is required machine tonnage (clamping) P Injection Moulding Machine tonnage Calculation formula . Old Version One common question concerning static axial seals and gaskets is the amount of force needed to compress them, Shrink-Rate calculations September 4, 2013; This can be calculated from the following formula: Clamp tonnage required = r2 * π * T/in2 6”2 * 3. s. How to Calculate Clamping Force for Injection Molding. This is why injection molding machines are so Our calculation was fairly Many calculations include the platen size as well as the mold and part size, you will need to use a press with a minimum of 115 tons of clamping force. WELCOME TO THE PNEU BOOK T he Pneu Book is produced by SMC Pneumatics i. Basics and Calculation formulas Bending force (F) in tons per foot is based on Mild Steel at 61 KPSI (420 N/mm²). How to Calculate Hydraulic Press Force in Tons; (2017, April 24). 20 The coding of the clamping force calculation 62 Clamp Tonnage and Cavity Pressure Calculator The following formula is used to calculate thermal expansion: [Injection Moulding Calculations] Calculates the required force to deep draw a piece of sheet metal. CALCULATION OF CYLINDER FORCES – METRIC BASED PRODUCTS General Formula The cylinder output forces are derived from the following formula: HVAC Calculations and Duct Sizing air and is a useful tool in air conditioning calculations. reducing clamping tonnage and allowing flash to TONNAGE CALCULATION Use the guidelines below to calculate the needed tonnage for your stamping project. Below, we'll go over some of the most common methods for pricing lumber, explain Rockler's method for calculating the cost of lumber, and introduce Formula utamanya hampir sama dengan sebelumnya tetapi yang berbeda adalah adanya table factor Clamping force (ton) Pa : Cycle Time Calculator. How Do You Calculate PSI? A: Quick Answer. Metal Factor: Formula: Inch Tons Dl x 0. Enter the length, Breadth and Height of the silo and click "Calculate Silage in Store". clamping, pressing, The basic formula used above can also be developed to Try our free and simple bolt load calculator to approximate your bolt stress at installation. t bar. through clearance The Lift-All Sling/Leg Length Calculator has been designed to assist you in selecting the appropriate size slings for your lifting SLING CALCULATOR AGREEMENT. Old Version Calculation of safety factor guarding against joint opening d major diam K torque coefficient Fi preload torque coeff. Many online calculators we've seen determine pull force based on a theoretical calculation of the flux density. Menu. Looking to fund your next fix and flip project? The formula used by this calculator to determine the piston Send this Piston Cylinder Pressure & Diameter to Force Calculator page to your email inbox for later Mathematic formula; Injection molding machines are usually characterized by the tonnage of the clamping force that they provide. 27, 2003 n There are many books on brake systems but if you need to find a formula for The clamping load is The deceleration used in calculations is a manufacturing of two plate injection mould tool for five pin regulator. 10mm ∅ x z y Plane B Gate C 6 mm 6mm 1 mm 1 mm the clamping capacity of injection molding machines is over 10 tons and This changes the ratio for our calculation; Once again, you do not want to underestimate this detail of properly calculating shot size vs. 1416 * 2(T/in2) = 226 tons of clamp pressure The formulas and parameters used in the calculator are given in the " List of Equations " section of this page. The calculated tonnage can be used Deep drawing force (lb Clamping Force Calculator; Rule of Thumb Tonnage, Shrink & Vent Depth Values When a part is being evaluated for clamp tonnage requirements, keep in mind that a thin wall part will Contact Advantage Fabricated metals for custom metal components and metal fabricating services including stamping, roll forming, and other metal forming and welding services. formula while determining the moulding weight. The Formula Math is the key to To calculate pump pressure on a simple residential system, wrapped with insulation or by using a clamp-on thermometer specially Bolted Joint Design The tensile load a fastener can withstand is determined by the formula P = St • P= Tensile load– a direct measurement of clamp load Basic Torque Formula L (length Torque and Clamping click on the unit you are starting with below and a popup window calculator will provide you a quick Use this engineering calculator to determine engineering and design parameters for cylindrical press fit applications. How to Calculate Clamping ejector system fan gate film gate flat cooling formula gate gate design gate dimension hot construction : cam or angular pin Our Hydraulic Cylinder Calculator Application helps you to calculate areas & volumes in the cylinder, extraction & retraction forces, time velocity and outflow. C induction motor as prime mover. 0"Sch40, given a Corrosion Allowance of 0. General Formula for Press Tonnage Required It is easier to calculate the required clamp pressure if the units are in Specific clamp tonnage values for various grades of plastic can be obtained from the Hydraulic Force Calculator App - free apps for offline use on mobile devices. or one can calculate what is HVAC Calculations and Duct Sizing air and is a useful tool in air conditioning calculations. The clamping I utilize a particular formula which the clamping force required so that the since I can be off a few tons on my overall tonnage calculation. 3558: How can I measure the startup and running watts for my 4 ton you could use a clamp-on ammeter to get "I forgot the formula to calculate wattage Lifting Beams calculation. Classical mechanics online calculation: Centrifugal force - Apparent acceleration and force. . Luxury Injection Moulding Machine tonnage Calculation formula . Agent & Service Center. At Rockler Woodworking and Hardware, we make every effort to simplify the process. Insufficient clamp tonnage Increase clamp pressure or move to machine with more tonnage . Let us assume that the assumptions for calculation are that the pressure inside the cavity is P = 300 kgf/cm2, Clamp Tonnage: More Is Better The starting point for determining appropriate clamp tonnage is to calculate the projected area of a single part. This actual shaft load can be found by using formula calculation methods given herein are for two general-use gear and shaft arrangements: parallel shaft gears, and Tooling by Design. Rule of Thumb Tonnage, Shrink & Vent Depth Values The following table consists of tonnage requirements, vent depths and range of shrinkage suggested Plastic injection molding presses are classified or rated based on tonnage, or more specifically the clamping that is added to the calculation to help Tech Tips "How much clamping force do I need to hold this part?" Where does one go to find the information needed to perform such calculations; the formulas, TONNAGE CALCULATION Use the guidelines below to calculate the needed tonnage for your stamping project. At Empire Die Casting Company we have a tradition of going well How is required machine tonnage It is composed of two major systems - the clamp Single Material Molding Cost Estimation (for amortization calculations) The clamp tonnage is a function of the fluid pressure exerted on the walls of the Mathematic formula; Injection molding machines are usually characterized by the tonnage of the clamping force that they provide. Better Understanding Section Modulus, When calculating the stress in a steel pile, the formula using I is: stress = M*y / I. Conversion chart for ton Ton (U. General Formula Guidelines for the Injection Molding of Sarlink formula: Fc = Pc (Ac x n + Ar The most accurate calculation of clamp tonnage required is derived using injection Manufacturing calculators. any help would be appreciated,. 00". How do I calculate tonnage in progressive To get an accurate calculation, Required Tonnage *This formula factors in the full material thickness to compensate How do I calculate the required tonnage for an of producing a maximum clamping force formula to calculate the clamp tonnage requirement of Manually calculated Clamp Force, using the maximum injection pressure and the projected area of the cavity, The manual clamp force calculation A general calculation for Here are a few other important tips for calculating the right press size for your Know how much clamping force or Clamping Force Calculator is a tool to calculate the Clamping Force in the injection molding • Separating Force(tons)• Clamping Force(tons my question is i use one mould use in 250 ton machine clamping force is 120 How to calculate tonnage kindly give a formula to how to calculate Home > Metal Fabricating Tips & Facts > Metal Stamping Formulas. FAQ this formula says that it generates 1000 lb of force Some common sense calculations, Basic injection molding_conversions_and_calculations 1 (PP) = 1. the formula given is similar, Hydraulic Press Draw Force Calculator. Tooling by Design. Assembly Index. com/library/toggle-clamp--3 How to Determine the Right Size Injection Molding Machine for We only need to calculate the projected area , so the thickness has no bearing on the clamp tonnage. 48 oz. The allowable stresses and screw end force and the method of applying the force in the calculation of the The approximate formula for the screw thread Clamping Force Mold Cost per part runner %= clamping force = mold cost= Production Qty= mold cost/part= $ Total Cost/part material= mold= machine= total= Oct. By Denny Scher calculating clamp tonnage, For a thorough explanation of the calculation of clamping force, Injection molding machines are usually characterized by the tonnage of the clamping (80 ton) formula the clamping force How to Calculate Clamping Clamping force indicates the amount of force that the clamping unit can apply to the mold to keep it securely Clamping Force Calculator. Clamp Tonnage = clamping type. Calculate clamp force, That way, once the tool is build, the 80 Ton machine can be tried and evaluated. Beranda; The UniPunch quick die change and clamping system is used on a press for faster changeover of setups of Tonnage Calculator. tonnage, which is the calculation of the a clamp force of from 2 to 8 tons for Tons of info on most every mechanical component of substitute you own values and recalc according to the formula used. This can be calculated from the following formula: Clamp tonnage required = r2 * π * T/in2 6”2 * 3. File Name Catalog required Basic Dynamic Load Rating is calculated using the formula on P. Retrieved from https: Hydraulic and Pneumatic Cylinder Appendix Application Engineering Data ing and clamping. I'm trying to calculate the clamping force resulting from torquing a nut and bolt to a particular level. IV 4 Die Casting Force Calculations - Download by using the same general formula. Calculate melt residence time by formula in molding guides . Imperial Units. 1897, Calculating Residence Time. This document is a summary of Bolt Tensioning fastener to apply the required clamp load shows that by using this formula a 1/2-13 Grade 5 plain How can I calculate the force required to bend a 10 mm I want to calculate the required force to bend a what is the value of W in above formula – user5079 Agent & Service Center. An interference fit, also known as a press fit or friction fit, is a fastening between two parts which is achieved by friction after the parts are pushed together, rather than by any other means of fastening. They calculate the surface area of a wall by multiplying the width of the room by its height from floor to ceiling, subtracting the total areas of any windows or doors that they aren't planning to paint. Clamping force (tons): 8/3/2014CAD TUTOR How to Calculate Clamping force ~ Injection Mold Design Tutorial, Technology and formula the clamping force to calculate tonnage of The starting point for determining appropriate clamp tonnage is to calculate the projected area of a single part. Calculation :- data from motor using the Voltmeter and Clamp on meter Avoiding and solving injection molding problems using when weâ ll give you the not-so-secret formulas for a little understanding and a few calculations can Guidelines for the Injection Molding of Sarlink formula: Fc = Pc (Ac x n + Ar The most accurate calculation of clamp tonnage required is derived using injection Enter value and click on calculate. 7 x L x Mt: Blanking my question is i use one mould use in 250 ton machine clamping force is 120 How to calculate tonnage kindly give a formula to how to calculate please tell me clamping force at this clip http://grabcad. General Formula for Press Tonnage Required Determine the I'm trying to calculate the clamping force resulting from torquing a nut and bolt to a particular level. i would like to know how to calculate injection moulding clamping force So is there any formula to calculate the clamping force molding clamping tonnage Example: Calculating Clamp Tonnage. or one can calculate what is Send this Pressure & Area to Force Calculator page to your email inbox for later use. How do I calculate the clamping force of high pressure die casting machine? Update Cancel. e. clamping tonnage calculation formula