Press Brake Tonnage Calculator

Seeking a way to find the necessary tonnage needed for your next bending operation? Using the correct press brake machine tonnage is essential for making exact bends, safeguarding your metal and tooling from possible damage, and prolonging the overall lifespan of your press brake machine. Our free online Press Brake Tonnage Calculator at Moore Machine Tools can help solve the equation for you quickly and accurately.

How Our Press Brake Tonnage Calculator Works

Our calculator takes into account the critical factors that influence bending force:

  1. Material Type: Different metals (mild steel, stainless steel, aluminum) have varying tensile strengths.

  2. Material Thickness (Gauge): Thicker materials naturally require more force.

  3. Bend Length: The longer the bend, the more force is distributed along that length.

  4. Die Opening (V-Opening): This determines the leverage applied during the bend. This is auto-calculated at either 8x or 10x thickness, depending on the thickness of the material.

Simply input these values into our user-friendly form, and the calculator will instantly provide the recommended tonnage for your application.

Tonnage Calculator | Moore Machine Tools

Tonnage Calculator

Calculate the press brake force required for your bending applications.

Estimated Required Force 0 TONS Request Quote from Moore Machine Tools →

Why is Accurate Tonnage Calculation So Important?

Successful metal fabrication is not simply about applying raw power; it is about applying the precise amount of force required for the material at hand. Utilizing excessive tonnage can lead to severe material distortion, such as cracking, deforming, or thinning of the workpiece, and often results in premature tooling damage or total breakage of punches and dies. Beyond the immediate work, an overloaded machine experiences avoidable tension that accelerates machine wear, leading to frequent maintenance and a shortened equipment lifespan—not to mention the significant safety hazards posed by an overstressed press brake. Conversely, under-tonnage leads to incomplete or inaccurate bends, creating unnecessary scrap and costly rework. Our press brake tonnage calculator is designed to help you avoid these expensive mistakes, ensuring a perfect bend every time while protecting your investment.

Industrial CNC press brakes are not useful if their tonnage is wrong. 

Need A Press Brake Between 80 and 600 Tons?

Whether your operation requires the agility of an 80 ton machine for high speed precision or the massive 600 ton press brake needed for heavier structural fabrication, Moore Machine Tools offers a tailored solution through our partner, Accurl. The Genius Prime serves as an ideal entry level powerhouse with high-end features, while the Genius Pro drives productivity with faster cycle times and robust versatility. For those seeking the pinnacle of efficiency, the Genius Plus elevates performance with increased working speeds and larger stroke capacities. Finally, our Master Series represents the ultimate in metal bending technology. No matter the scale of your project, our lineup ensures you have the right technology to achieve flawless results.

Genius Prime press brake machine frontal view
Genius pro press brake
Genius plus angled machine
Euro Master Press Brake
Large format press brake

Need A 600+ Ton Press Brake?

Projects that require massive sizes and extreme power, the Accurl Genius Giant Series is the epitome of a heavy duty press brake. Our exclusive design ensures that this brake can be utilized for heavy duty fabrication, making them the most appropriate option for large format machines that are designed to meet the most challenging industrial operations. Our Genius Giant features an extremely strong, stress relieved design, making it capable of managing large sized pieces with precision, considering the fact that it features enhanced CNC technology. Not to mention that it features a high performance hydraulic package that ensures that your most challenging pieces are manufactured with precision.

Need A Longer Press Brake?

When you are faced with the challenge of manufacturing sizes that are longer than the standard bed sizes of available press brakes, then the Tandem Press Brake configurations offered by Moore Machine Tools are the ultimate answer to the challenge of extreme press brake lengths. In this configuration, the Genius series of press brakes is coupled to function in tandem to form what essentially acts as a single press brake, yet with the option of using two or more independently if you are faced with the challenge of handling both small and large quantities. Whatever your situation may be, the challenge of 20 feet or even 60 feet long can be adequately met with the tandem Press Brake.

Tandem press brake angled machine

Frequently Asked Questions

Press brake tonnage refers to the amount of force, measured in tons, a press brake machine can exert to bend sheet metal. It’s an important specification that determines the machine’s capacity.

The required tonnage depends on several factors: the type and thickness of the material, the length of the bend, and the die opening (V-opening). Our calculator helps you determine this accurately. More importantly, our team of press brake experts are a quick phone call away to help you!

Yes, using excessive tonnage can damage your material, tooling, and even the press brake machine itself. It can also lead to safety hazards for your press brake operator.

A general rule of thumb for air bending is to use a die opening that is 8 to 10 times the material thickness. Our calculator incorporates this understanding to provide more accurate results.

Absolutely. Materials like stainless steel require significantly more force to bend than mild steel or aluminum of the same thickness. Our calculator includes the ability to choose the most common metals, but our team can help you determine the tonnage needed for any metal bending applications!

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