PRECISION GROUND RODS / VALUE ADDED SERVICES
Metal Bar Straightening
Bring straightness into the conversation before grinding, polishing and bar-fed machining.
Straightness Is a Separate Purchase Requirement
A bar meeting outside-diameter limits may still be unsuitable for bar feeding or shafting if its straightness is outside the drawing requirement. We review compatible material for two-roll horizontal straightening and press straightening, depending on the bar condition, cross section, length and amount or shape of bend.
Two-Roll Straightening
Mechanical straightness correction for suitable round bar through controlled roll contact.
Press Straightening
Targeted correction where bar geometry and bend pattern permit a press-based approach.
Finish-Process Planning
Straightening before or after grinding may be evaluated to preserve the intended dimensional result.
Define How Straightness Will Be Measured
- Specify full length, test span and the support/measurement method.
- Give a numeric straightness tolerance and units, not merely “commercially straight.”
- Identify restrictions on surface marks, heat-treated condition and bar handling.
- Include final OD and finish so straightening is compatible with subsequent operations.
Processing and Shipping Considerations
Long and slender rods can be affected by support, handling and transport. We can review protective packaging, bar separation and finished-length requirements along with the straightening process. Feasibility and final acceptance criteria are established by quote.
Send Your Bar Requirements for Review
Include the grade and condition, incoming and finished size, OD tolerance, length, quantity, surface finish, straightness, documentation needs, and any drawing. Availability and achievable requirements are confirmed with each quotation.