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MS+RS HPsRZ

Roll Taps for Miniature Threads High Performance Roll Taps for Miniature Threads

Specification Specification

Coating

Recommended Tapping Speeds depending on Materials Recommended Tapping Speeds depending on Materials

Wrought aluminum Aluminum alloy castings inc alloy castings ow carbon steels Medium carbon steels High carbon steels Alloy steels Stainless steels

〜10〜10〜10〜10〜10〜10〜10〜5
(m/min)(m/min)(m/min)

For icon explanation, refer to P.50 For icon explanation, refer to P.50 Product features ●Using new blanks, Roll Taps improve their rigidity, bending strength and run-out tolerance. ●Marking position is moved to square portion to keep high shank concentricity.

●Adoption of new thread limits（GS classes） improves the thread accuracy of internal threads machined.

Tapping data Recommended bored hole size

Tapping condition [ S0.8×0.2 ]number of tapped holes：
unit mm
2,000

MS+RS HPsRZ still running large wear Bored hole size for class 4H5

Tool Size Class

previouscompetitorMaxMin
1,500
Coating－ ＴｉＣＮS0.6X0.15ＧＳ20.550.54
Tapping speed4ｍ/min8ｍ/minS0.7X0.175ＧＳ30.640.62
1,000
S0.8X0.2ＧＳ30.730.71
Work materialSUS304（88HRB）
large wearS0.9X0.225ＧＳ40.820.80
Bored hole500
φ0.73
size
Tapping length1.2㎜（1.5Ｄ）250
MachineCNC tapping centerlarge wear
Tapping fluidInsoluble oil0
MS+RScompetitor HPsRZ previous

※ udgement of tool life : Crest wear at the 1st full thread

４Ｈ５ internal threads and New thread class "GS"

pitch diameter tolerance for 4H5 internal threads pitch diameter tolerance of GS class

Ｓ0.6×0.15ＧＳ18ＧＳ1（10）18
Ｓ0.7×0.175ＧＳ213ＧＳ2（10） 23
Ｓ0.8×0.2ＧＳ318ＧＳ3（10） 28
Ｓ0.9×0.225ＧＳ423ＧＳ4（10）33
010203040010203040
pitch diameter tolerance（）pitch diameter tolerance（）