LHY SK Pull stud

LHY BT lengthen pull stud

5 9 月, 2019

LHY MAZAK Pull stud

5 9 月, 2019

● Product description:
1.Carburization pull stud: make of high-quality steel 20CrMnTi,
2.Carburizing and quenching process of high quality low carbon alloy steel
3.High hardness (wear resistant long service life)
4.The hardness of thread is slightly lower (protection screw)
5.Core hardness is lowest (impact resistance)
6.SK Retention Knob Pull Stud.Pull studs of minor quality not only decrease the performance of the machine,they are even a safety risk.A breaking pull stud might cause severe damage on machine and workpiece and even injuries on persons.

● Features:
1.SK Retention Knob Pull Stud.Pull studs of minor quality not only decrease the performance of the machine,they are even a safety risk.A breaking pull stud might cause severe damage on machine and workpiece and even injuries on persons.
2.Pull stud is mainly used for connet the tool spindle and Tool Holder
3.Surface blackening, grinding
4.Costly heat treatment in several steps Spots with highest stress tempered specifically High impact strength
5.Highest security and reliability
6.Suit for mill chuck holder
7.All critical pull stud surfaces precision ground.

SK Pull stud schematic diagram

sk pull stud norm table
Type		d1	d2	d3	d4	d5	d6	L1	L2	L3	L4	L5	SW
SK30-30°-41LM12	no cooling	16	12	17	13	M12		41	23	19	1	4	14
SK30T-75°-44LM12		13	10	17	13	M12	3	44	24	19	3	4	14
SK40T-O-57LM16	T cooling 、O With apron	19	14	23	17	M16	17		27	22
SK40-O-54LM16	no cooling 、O With apron	19	14	23	17	M16		54	26	20	3	4	19
SK40S-T-54LM16	S carburized、T cooling、Without apron						17
SK40-T-54L-M16	T cooling、Without apron						17
SK50-T-74L-M24	T cooling	27	21	36	25	M24	10	74	34	25	7	4	30

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