Shaft Coupling

Coupling is a core component that transmits power and motion
from the driving shaft to the driven part while absorbing misalignment
and any possible factors that could reduce efficiency of machines
(e.g. vibration, noise, electric current, etc.)
SHD Series
High Torque Disk Coupling 
| Single Disk | Double Disk | ||||||
|---|---|---|---|---|---|---|---|
| Clamping Methods | Set-screw | Side-clamp | Taper-ring | Set-screw | Side-clamp | Taper-ring | |
| OD range | Model | SHDS (No mark) |
SHDS-C | SHDS-T | SHDW (No mark) |
SHDW-C | SHDW-T |
| 50~110 | Shape | ![]() |
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| ID range | Ø10~Ø60 | Ø10~Ø60 | Ø10~Ø60 | Ø10~Ø60 | Ø10~Ø60 | Ø10~Ø60 | |
| Hub Material | Ultra High Strength Aluminum Alloy | ||||||
| 126~144 | Shape | ![]() |
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| ID range | Ø19~Ø60 | Ø30~Ø70 | Ø19~Ø60 | Ø30~Ø70 | |||
| Hub Material | Steel | Steel | |||||
| For more info | View more > | View more > | |||||
Advanced version of Plate Spring shape

Sung-il developed the improved version of plate spring with doubled assembly holes to disperse stress concentration, and it enhances both strength and stiffness to the higher extent.
Improved durability with advanced body material
- SD Series
- AL2024
- SHD Series
- AL7075
| Ratio (= AL7075 / AL2024) | |
|---|---|
| Yield Strength | 1.7 ~ 1.8 |
| Tensile Strength | 1.3 ~ 1.4 |
| Shearing Strength | 1.15 ~ 1.2 |
| Fatigue Strength | 1.15 ~ 1.2 |
















