DFU Series

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DFU Series

Features:
1. Cold rolled ball screw.
2. CF53 STEEL material.
3. High-speed operation.
4. C5 C7 precision.
5. No gap and preloading.
6. Quality as good as Original Taiwan TBI brand, high precision, long life use.
7. Manufacturer with large stock & short delivery.
8. CHTK provide full ball screw sizes and related accessories.
9. The max length we do is 6000mm, but we suggest customer choose 3000mm, it's easy for packing and safe for transport.

Application:
Engraving machines, High speed CNC machinery, Auto-machinery, Semi-Conductor equipment, Machine tools, Industrial Machinery, Printing machine, Paper-processing machine, Transport machinery, Robot, etc.

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SPECIFICATIONS
PRODUCT DETAILS

All different ball screw series, could be selected according to customer requirements, if you need left hand thread ball screw shaft and nut, you can also let us know.

SFU series have three different kinds of inverter
One is round plastic inverter
One is waist plastic inverter
Last one is waist metal inverter
This is the most common ball screw, and prices are very competitive
SFY series is the large pitch ball screw, high speed and heavy load
SFE series is the previous model code of SFY, the main different is the nut length.
DFU series have three different inverter
One is round plastic inverter
One is waist plastic inverter
Last one is waist metal inverter
Heavy load
SFI series have two different flange nut, one is all round, the other is with double edge cut
SFS series ball screw is the lowest noise ballscrew nut, and high speed

Item	Material	Heat Treatment	Hardness
Ball Screw	SCM450 S55C CF53	Induction Heating Hardening	HRC58-62
Ball Nut	SCM415 20Cr	Carbonizing Hardening	HRC58-62
Stell ball	SUJ2		HRC60 UP