SHW17CA2UUM+190LM
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Overview |
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| Part Number | SHW17CA2UUM+190LM |
Brand: LILY  |
Interchangeable With: THK |
Characteristics |
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| System of Measurement | Metric |
| Series | LM Rolling Guide with Ball Retainer |
| Assembly Type | Low Assembly |
| Block Model | SHW17CAUUM(GK)BLOCK |
| Block Type | Flange Type |
| Load Type | Heavy Load |
| Rail Mounting Type | Locking |
| Mounting Hole Size (M) | M4 |
| Number of blocks | 2 |
| Rail Model | SHW17-190LM |
| Number of Rail Holes | 5 |
Dimensions |
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| Size | 17 mm |
| Assembly Height (H) | 17 mm |
| Distance from Block Bottom to Rail Bottom (H1) | 2.5 mm |
| Distance from Both Sides of Rail to Both Sides of Block (N) | 13.5 mm |
| Block Width (W) | 60 mm |
| Block Mounting hole Width (B) | 53 mm |
| Block Mounting hole Length (C) | 26 mm |
| Block Length (L) | 51 mm |
| Rail Length | 190 mm |
| Rail Width (WR) | 33 mm |
| Rail Height (HR) | 8.6 mm |
| Outer Diameter (D) | 7.5 mm |
| Hole Depth (h) | 5.3 mm |
| Inner Diameter (d) | 4.5 mm |
| Pitch (P) | 40 mm |
| End Distance (E) | 15/15 mm |
Performance |
|
| Accuracy Classs | Normal C |
| Preload Code | ★Unmarked, Radial clearance with Preload -3~0μm ★C1 Light Preload,Radial clearance with Preload -7~-3μm ★C0 Medium Preload |
| Basic Dynamic Rated Load (C) | 7.65 kN |
| Basic Static Rated Load (C0) | 10.18 kN |
| Static Rated Moment (MR) | 0.164 kN-m |
| Static Rated Moment (MP) | 0.298 kN-m |
| Static Rated Moment (MY) | 0.298 kN-m |
Properties |
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| Block weight | 0.15 kg |
| Rail weight | 1.9 kg/m |
The Wide Type Ball Linear Guideway features a Flange Type block, characterized by its extended flange base that provides a wider mounting surface, delivering enhanced stability and superior resistance to overturning moments. Combined with its wide rail design that provides an increased rail width for enhanced load capacity and superior resistance to moment loads compared to standard rail profiles, the Flange Type block makes it the ideal choice for heavy-duty industrial applications such as large-scale CNC machining centers and gantry systems where maximum structural stability, superior moment load resistance, secure mounting, and precision linear motion are simultaneously required.
How does the wide rail design synergistically enhance the performance of the Flange Type block?
The wide rail design synergistically enhances the performance of the Flange Type block through two complementary mechanisms that work together to deliver maximum structural stability. First, the increased rail width provides wider spacing between the left and right ball circuit groups within the block, significantly increasing the moment arm available to resist pitching, yawing, and rolling moments from within the guideway itself. Second, the extended flange base of the block simultaneously maximizes the external mounting contact area, providing superior resistance to overturning moments transmitted through the machine structure mounting interface. The combination of these two independent moment-resistance mechanisms — one internal through wider ball circuit spacing, one external through the broader flange mounting base — creates a uniquely powerful structural performance that makes the Flange Type block on a Wide Type guideway the definitive solution for applications subjected to the most severe moment loading conditions.
