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Tool Life is the period of time for which the cutting edge, affected by the cutting procedure, retains its cutting capacity between sharpening operations. Check FAQs
T=tq(tc+(CR))1-nn
T - Tool Life?tq - Time Proportion?tc - Time to Change One Tool?C - Cost of a Tool?R - Machining and Operating Rate?n - Taylor's Tool Life Exponent?

Tool Life of One Tool for Minimum Machining Cost Example

With values
With units
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Here is how the Tool Life of One Tool for Minimum Machining Cost equation looks like with Values.

Here is how the Tool Life of One Tool for Minimum Machining Cost equation looks like with Units.

Here is how the Tool Life of One Tool for Minimum Machining Cost equation looks like.

2999.9998Edit=0.5Edit(842.8571Edit+(100Edit7Edit))1-0.125Edit0.125Edit
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Tool Life of One Tool for Minimum Machining Cost Solution

Follow our step by step solution on how to calculate Tool Life of One Tool for Minimum Machining Cost?

FIRST Step Consider the formula
T=tq(tc+(CR))1-nn
Next Step Substitute values of Variables
T=0.5s(842.8571s+(1007))1-0.1250.125
Next Step Prepare to Evaluate
T=0.5(842.8571+(1007))1-0.1250.125
Next Step Evaluate
T=2999.99985s
LAST Step Rounding Answer
T=2999.9998s

Tool Life of One Tool for Minimum Machining Cost Formula Elements

Variables
Tool Life
Tool Life is the period of time for which the cutting edge, affected by the cutting procedure, retains its cutting capacity between sharpening operations.
Symbol: T
Measurement: TimeUnit: s
Note: Value should be greater than 0.
Time Proportion
Time Proportion the fractional portion of machining time during which the Cutting Edge of the tool is engaged with the workpiece.
Symbol: tq
Measurement: TimeUnit: s
Note: Value should be greater than 0.
Time to Change One Tool
Time to change one tool refers to the duration required to remove a worn-out or depleted cutting tool from the machine tool's spindle and install a new or reconditioned tool.
Symbol: tc
Measurement: TimeUnit: s
Note: Value should be greater than 0.
Cost of a Tool
Cost of a tool is a multifaceted consideration that includes the initial purchase price, maintenance costs, tool life, and the impact on overall production costs.
Symbol: C
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Machining and Operating Rate
Machining and Operating Rate is the money charged for processing on and operating machines per unit time, including overheads.
Symbol: R
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Taylor's Tool Life Exponent
Taylor's Tool Life Exponent is an experimental exponent that helps in quantifying the rate of Tool Wear.
Symbol: n
Measurement: NAUnit: Unitless
Note: Value should be less than 1.

Other Formulas to find Tool Life

​Go Tool Life for minimum cost given Minimum Production Cost
T=L((((CpR)-ts)V1-nK)1n)
​Go Tool Life of One Tool for Minimum Machining Cost given Tool Changing Cost per Tool
T=tq(Cct+C)1-nnR

Other formulas in Minimum Machining Cost category

​Go Minimum Production Cost per Component
Cp=R(ts+(K(TL)nV(1-n)))
​Go Machining and Operating Rate given Minimum Production Cost
R=Cpts+(K(TL)nV(1-n))
​Go Non-Productive Time per component given Minimum Production Cost
ts=CpR-(K(TL)nV(1-n))
​Go Constant for Machining Operation given Minimum Production Cost
K=(CpR-ts)V1-n(TL)n

How to Evaluate Tool Life of One Tool for Minimum Machining Cost?

Tool Life of One Tool for Minimum Machining Cost evaluator uses Tool Life = Time Proportion*(Time to Change One Tool+(Cost of a Tool/Machining and Operating Rate))*(1-Taylor's Tool Life Exponent)/Taylor's Tool Life Exponent to evaluate the Tool Life, The Tool Life of One Tool for Minimum Machining Cost formula is used to find the Useful Life of a cutting tool required to operate on a workpiece when the Cost of Machining is minimum. Tool Life is denoted by T symbol.

How to evaluate Tool Life of One Tool for Minimum Machining Cost using this online evaluator? To use this online evaluator for Tool Life of One Tool for Minimum Machining Cost, enter Time Proportion (tq), Time to Change One Tool (tc), Cost of a Tool (C), Machining and Operating Rate (R) & Taylor's Tool Life Exponent (n) and hit the calculate button.

FAQs on Tool Life of One Tool for Minimum Machining Cost

What is the formula to find Tool Life of One Tool for Minimum Machining Cost?
The formula of Tool Life of One Tool for Minimum Machining Cost is expressed as Tool Life = Time Proportion*(Time to Change One Tool+(Cost of a Tool/Machining and Operating Rate))*(1-Taylor's Tool Life Exponent)/Taylor's Tool Life Exponent. Here is an example- 54.375 = 0.5*(842.8571+(100/7))*(1-0.125)/0.125.
How to calculate Tool Life of One Tool for Minimum Machining Cost?
With Time Proportion (tq), Time to Change One Tool (tc), Cost of a Tool (C), Machining and Operating Rate (R) & Taylor's Tool Life Exponent (n) we can find Tool Life of One Tool for Minimum Machining Cost using the formula - Tool Life = Time Proportion*(Time to Change One Tool+(Cost of a Tool/Machining and Operating Rate))*(1-Taylor's Tool Life Exponent)/Taylor's Tool Life Exponent.
What are the other ways to Calculate Tool Life?
Here are the different ways to Calculate Tool Life-
  • Tool Life=Reference Tool Life*((((Production Cost of Each Component/Machining and Operating Rate)-Setup Time)*Reference Cutting Velocity*(1-Taylor's Tool Life Exponent)/Constant For Machining Condition)^(1/Taylor's Tool Life Exponent))OpenImg
  • Tool Life=Time Proportion*(Cost of Changing Each Tool+Cost of a Tool)*(1-Taylor's Tool Life Exponent)/(Taylor's Tool Life Exponent*Machining and Operating Rate)OpenImg
Can the Tool Life of One Tool for Minimum Machining Cost be negative?
No, the Tool Life of One Tool for Minimum Machining Cost, measured in Time cannot be negative.
Which unit is used to measure Tool Life of One Tool for Minimum Machining Cost?
Tool Life of One Tool for Minimum Machining Cost is usually measured using the Second[s] for Time. Millisecond[s], Microsecond[s], Nanosecond[s] are the few other units in which Tool Life of One Tool for Minimum Machining Cost can be measured.
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