The learner will calculate the proper speeds and feeds for particular milling machine applications.
Calculating Speeds and Feeds used on Milling Machines
Cutting speed is the speed ______________.
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Correct!
Cutting speed is the speed ______________.
Correct Answer
at the outside edge of the cutter
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Incorrect
Cutting speed is the speed ______________.
Your Answer
Correct Answer
at the outside edge of the cutter
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
If two cutters of different sizes are operating at the same RPM, the larger cutter ________________.
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Correct!
If two cutters of different sizes are operating at the same RPM, the larger cutter ________________.
Correct Answer
has a greater surface speed
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Incorrect
If two cutters of different sizes are operating at the same RPM, the larger cutter ________________.
Your Answer
Correct Answer
has a greater surface speed
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
The harder the work material _____________.
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Correct!
The harder the work material _____________.
Correct Answer
the slower the cutting speed
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Incorrect
The harder the work material _____________.
Your Answer
Correct Answer
the slower the cutting speed
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Calculate the RPM for milling a slot with a 0.500-inch high-speed steel endmill in 4140 steel. The cutting speed for a high-speed stell endmill in 4140 steel is 60 SFPM.
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Correct!
Calculate the RPM for milling a slot with a 0.500-inch high-speed steel endmill in 4140 steel. The cutting speed for a high-speed stell endmill in 4140 steel is 60 SFPM.
Correct Answer
480 RPM
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Incorrect
Calculate the RPM for milling a slot with a 0.500-inch high-speed steel endmill in 4140 steel. The cutting speed for a high-speed stell endmill in 4140 steel is 60 SFPM.
Your Answer
Correct Answer
480 RPM
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Calculate the RPM for face milling with a 2.500-inch carbide shell mill in 1045 steel. The cutting speed for a carbide shell mill in 1045 steel is 500 SFPM.
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Correct!
Calculate the RPM for face milling with a 2.500-inch carbide shell mill in 1045 steel. The cutting speed for a carbide shell mill in 1045 steel is 500 SFPM.
Correct Answer
800 RPM
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Incorrect
Calculate the RPM for face milling with a 2.500-inch carbide shell mill in 1045 steel. The cutting speed for a carbide shell mill in 1045 steel is 500 SFPM.
Your Answer
Correct Answer
800 RPM
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Calculate the RPM for drilling a hole with a 0.75-inch high-speed steel drill in 1095 steel. The cutting speed for high-speed steel drill in 1095 steel is 40 SFPM.
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Correct!
Calculate the RPM for drilling a hole with a 0.75-inch high-speed steel drill in 1095 steel. The cutting speed for high-speed steel drill in 1095 steel is 40 SFPM.
Correct Answer
215 RPM
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Incorrect
Calculate the RPM for drilling a hole with a 0.75-inch high-speed steel drill in 1095 steel. The cutting speed for high-speed steel drill in 1095 steel is 40 SFPM.
Your Answer
Correct Answer
215 RPM
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Calculate the RPM for milling a slot with a 1.00-inch high-speed hog mill in 52100 steel. The cutting speed for high-speed steel hog mill in 52100 steel is 50 SFPM.
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Correct!
Calculate the RPM for milling a slot with a 1.00-inch high-speed hog mill in 52100 steel. The cutting speed for high-speed steel hog mill in 52100 steel is 50 SFPM.
Correct Answer
200 RPM
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Incorrect
Calculate the RPM for milling a slot with a 1.00-inch high-speed hog mill in 52100 steel. The cutting speed for high-speed steel hog mill in 52100 steel is 50 SFPM.
Your Answer
Correct Answer
200 RPM
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Calculate the RPM for milling a slot with a 0.7500-inch carbide endmill in 4140 steel. The cutting speed for a carbide endmill in 4140 steel is 240 SFPM.
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Correct!
Calculate the RPM for milling a slot with a 0.7500-inch carbide endmill in 4140 steel. The cutting speed for a carbide endmill in 4140 steel is 240 SFPM.
Correct Answer
1280 RPM
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Incorrect
Calculate the RPM for milling a slot with a 0.7500-inch carbide endmill in 4140 steel. The cutting speed for a carbide endmill in 4140 steel is 240 SFPM.
Your Answer
Correct Answer
1280 RPM
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Calculate the RPM for face milling with a 4.00-inch high-speed steel shell endmill in 1018 steel. The cutting speed for a high-speed steel shell endmill in 1018 steel is 90 SFPM.
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Correct!
Calculate the RPM for face milling with a 4.00-inch high-speed steel shell endmill in 1018 steel. The cutting speed for a high-speed steel shell endmill in 1018 steel is 90 SFPM.
Correct Answer
90 RPM
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Incorrect
Calculate the RPM for face milling with a 4.00-inch high-speed steel shell endmill in 1018 steel. The cutting speed for a high-speed steel shell endmill in 1018 steel is 90 SFPM.
Your Answer
Correct Answer
90 RPM
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Calculate the RPM for face milling with a 4.00-inch carbide face mill in 1018 steel. The cutting speed for a carbide face mill in 1018 steel is 400 SFPM.
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Correct!
Calculate the RPM for face milling with a 4.00-inch carbide face mill in 1018 steel. The cutting speed for a carbide face mill in 1018 steel is 400 SFPM.
Correct Answer
400 RPM
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
Incorrect
Calculate the RPM for face milling with a 4.00-inch carbide face mill in 1018 steel. The cutting speed for a carbide face mill in 1018 steel is 400 SFPM.
Your Answer
Correct Answer
400 RPM
Question 1 of 10
Calculating Speeds and Feeds used on Milling Machines
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- 4/23/2015
- Last Updated
- 4/23/2015
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Calculating Speeds and Feeds used on Milling Machines by Fox Valley Technical College is licensed under a Creative Commons Attribution 3.0 Unported License.