SKH51 Materials DME Standard Precision Shoulder Guide Sleeves
without Oil Grooves for Stamping Dies
Description
The guide bush is a kind of mold parts, which is used together with
the guide pins to guide and ensure the accuracy of the movement. In
the inner cylindrical surface usually has oil grooves, the quantity
depend on the length of the guide bush.
Because of the wear resistance of SKD11 and SKH51, they are chosen
as the production materials of guide bushes usually.
Materials:
Quick Details
Between the bush and the leader pins, its generally require little
fit clearance, less than 0.05mm.
| materials | High-carbon steel | Size | φ16~φ60 |
| hardness | HRC 60~62° | Roughness/inner | Ra 0.4~0.8 |
| tolerance | 0.001mm | Type | Shoulder |
Processing
As the guide bush and guide pins with the size of the high
precision requirements, and the inner cylinder and the outer
circumference should be coaxial, therefore when manufacture the
guide bush, it need to grinding in the inner cylinder first, and
then install the mandrel grinding cylindrical surface.
Standard Size
we have the following standard sizes of leader bushing in stock,
generally can be shipped within 3 working days.
| Size | D/mm | D1/mm | D2/mm | d/mm |
|
| φ16 | 16 | -0.03 -0.05
| 16 | 20 | 10 |
| φ18 | 18 | 18 | 22 | 12 |
| φ25 | 25 | 25 | 30 | 16 |
| φ30 | 30 | 30 | 35 | 20 |
| φ35 | 35 | 35 | 40 | 25 |
| φ40 | 40 | 40 | 45 | 30 |
| φ50 | 50 | 50 | 55 | 40 |
| φ60 | 60 | 60 | 66 | 50 |
If customized, please tell us the value of D*D1D2*S*E*L as the
following Picture show or sent us the drawing, delivery time is
generally 15-20 days.
Packing and Shipping
The guide bush are packaged with plastic bags with rust preventing
oil, customized package is welcome.
About the shipping, all the well-known express companies and ocean
shipping can be selected, but in remote areas, we can only use EMS.
