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Hot Mills

HTC Tool manufactures unique high performance Hot Mills that are designed to cut stainless steel and other tough alloys at high metal removal rates.  These Hot Mills have 4 flutes variable indexed flute-to-flute and are coated in HTC's AlTiN Hard coat for high heat resistance in dry high speed machining.  Choose from Hot Mills in Square End, Ball End, Stubby Square End, or Stubby Ball End.

 

 

Standard Hot mills Square End, 4 flute

htc-800-hotmill-sq-sm.jpg

 

Cutting DiameterFlute LengthOverall LengthCorner RadiusPart#
1/8" 1/2" 1-1/2" .010 800-1250
3/16" 5/8" 2" .010 800-1870
1/4" 3/4" 2-1/2" .015 800-2500
5/16" 7/8" 2-1/2" .015 800-3120
3/8" 1" 2-1/2" .020 800-3750
7/16" 1-1/8" 2-3/4" .025 800-4370
1/2" 1-1/4" 3" .030 800-5000
5/8" 1-1/2" 3-1/2" .030 800-6250
3/4" 1-3/4" 4" .040 800-7500
1" 1-3/4" 4" .045 800-1000

 

 

Standard Hot Mills Ball End, 4 flute

htc-810-hotmill-ball-sm.jpg

Cutting DiameterFlute LengthOverall LengthPart#
1/8" 1/2" 1-1/2" 810-125B
3/16" 5/8" 2" 810-187B
1/4" 3/4" 2-1/2" 810-250B
5/16" 7/8" 2-1/2" 810-312B
3/8" 1" 2-1/2" 810-375B
7/16" 1-1/8" 2-3/4" 810-437B
1/2" 1-1/4" 3" 810-500B
5/8" 1-1/2" 3-1/2" 810-625B
3/4" 1-3/4" 4" 810-750B
1" 1-3/4" 4" 810-100B

 

 

Stubby Hot Mills Square End, 4 flute

htc-815-hotmills-sqstub-sm.jpg

Cutting DiameterFlute LengthOverall LengthCorner RadiusPart#
1/8" 1/4" 1-1/2" .010 815-1250
3/16" 1/4" 2" .010 815-1870
1/4" 5/16" 2" .015 815-2500
5/16" 3/8" 2" .015 815-3120
3/8" 1/2" 2" .020 815-3750
7/16" 5/8" 2-1/2" .025 815-4370
1/2" 5/8" 2-1/2" .030 815-5000
5/8" 1" 3" .030 815-6250
3/4" 1" 3" .040 815-7500
1" 1" 3" .045 815-1000

 

 

Stubby Hot Mills Ball End, 4 flute

htc-820hotmills-ballstub-sm.jpg

Cutting DiameterFlute LengthOverall LengthPart#
1/8" 1/4" 1-1/2" 820-125B
3/16" 1/4" 2" 820-187B
1/4" 5/16" 2" 820-250B
5/16" 3/8" 2" 820-312B
3/8" 1/2" 2" 820-375B
7/16" 5/8" 2-1/2" 820-437B
1/2" 5/8" 2-1/2" 820-500B
5/8" 1" 3" 820-625B
3/4" 1" 3" 820-750B
1" 1" 3" 820-100B

 

 

Long Length Hot Mills Square End, 4 flute

htc-822hotmills.png

Cutting DiameterFlute LengthOverall LengthCorner RadiusPart#
1/4" 3/4" 4" .015 822-2500
5/16" 7/8" 4" .015 822-3120
3/8" 1" 4" .020 822-3750
1/2" 1-1/4" 4" .030 822-5000
1/2" 1-1/4" 6" .030 822-5100
5/8" 1-1/2" 6" .030 822-6255
3/4" 1-3/4" 6" .040 822-7500
1" 1-3/4" 6" .045 822-1000

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