formula for k factor in sintered bush

 The "K factor" in the context of sintered bushings typically refers to the spring constant or stiffness factor. The K factor represents the stiffness of the material and is related to the geometry and material properties of the sintered bushing. The formula for the spring constant (K) can vary depending on the specific type of bushing and its geometry, but a simplified form for a coil spring (which can be an approximation for some types of sintered bushings) is:

$�=\frac{�\cdot {�}^4}{8\cdot �\cdot {�}^3\cdot ℎ}$

Where:

• $�$ is the spring constant (stiffness),
• $�$ is the shear modulus of the material,
• $�$ is the diameter of the coil or sintered bushing,
• $�$ is the number of active coils (turns),
• $ℎ$ is the height of the coil.

Keep in mind that this is a simplified formula, and the actual calculation may involve additional factors depending on the specific geometry and material properties of the sintered bushing. The shear modulus ($�$) is a material property that can be obtained from material testing.

It's recommended to consult with mechanical engineers or professionals in the field for precise calculations related to specific sintered bushing designs and materials, as the actual formulas can vary based on the structure and type of bushing.