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6061 Aluminum Plate
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6061 Aluminum Plate
Specify 6061 aluminum plate for machined blanks, bases and brackets. Include thickness, width, length, temper and any machining allowance in the quote request.
Read the guide for your selected product →Start with your existing list.
Import a CSV to create editable cut lines.
Attach a PDF, DXF or STEP file. You can request a review without configuring individual pieces.
How your quote works +
Add one or more cuts, share your requirements and tell us where to deliver. We review material, cutting and freight before sending a quote.
Dimensions & material weight +
Dimensions describe your requested section and cut length. Standard sections and feasible cuts are confirmed during review. Include any tolerance in project details. Weight is theoretical, uses ideal section geometry and excludes corner radii, packaging and cutting loss. The preview is a schematic, not a manufacturing drawing.
Your cut list
Only added pieces are included in your request.
What to include in your request
State whether the dimensions are raw or finished. Identify flatness, parallelism and surface requirements separately from cut length and width.
- Material
- Aluminum
- Profile
- Plate
- Grade references
- 6061 — confirm grade and condition in the quote
- Dimensions
- Thickness, width, length
- Units
- Inches or millimeters; decimals or fractions
- Supply & cutting
- Subject to review; no live-stock or tolerance guarantee
Theoretical geometry only. Actual dimensions, tolerances and cutting require supplier review.
Why a broad footprint favors a plate blank
Plate is a useful starting form for a fixture base, adapter or pocketed component whose features spread across a broad face. A narrow bar may have the required thickness yet lack the footprint needed to contain those features in one piece. Pocketing adds another distinction: the raw blank must contain the eventual floor, walls and outer profile, not just the finished overall thickness. Viewing the finished part inside its stock envelope makes machining allowance and the remaining clamping areas easier to assess.
A stock face and a finished locating face have different jobs
A supplied plate face can be a starting surface without being the final reference for a machined assembly. Locating pads, mating faces and presentation areas may each need a different process or acceptance requirement. Thickness also does not define flatness or the relationship between opposite faces. For a base with only a few contact pads, it may be the relationship among those pads that matters most. Separating these functions before machining and anodizing prevents a cosmetic requirement from being mistaken for a dimensional one.
Compare the amount and location of machining
Plate is a practical starting geometry when the component needs a broad footprint, multiple pockets or several features spread across one face. A narrow spacer may instead start from flat bar, while a compact block may suit square bar. Compare these options by the surfaces that require machining, the available clamping faces and how the parts are separated. Keep any proposed substitution attached to the drawing revision, because two blanks with similar outside dimensions may arrive with different edge and surface expectations.
Compare blanks for machined aluminum parts
| Catalog choice | Useful starting point | Decision to document |
|---|---|---|
| 6061 aluminum plate | Broad bases and pocketed parts | Raw envelope and machining faces |
| 6061 aluminum flat bar | Narrow rectangular blanks | Bar form and edge requirements |
| 6061 aluminum square bar | Compact equal-sided blocks | Face allowance and clamping plan |
Example: a four-piece plate request
Use this illustrative cut line to see how the fields work. It is a dimensional example, not a stock listing or a recommended section for a particular load.
This example is a 1/4 in thick blank with a 6 × 12 in face. Its ideal volume is 18 cubic inches. If 6 × 12 in describes the finished component, choose raw dimensions using the machining plan rather than treating this example as an allowance recommendation.
How the theoretical weight is calculated
Cross-sectional area × cut length × reference density = estimated material weight.
- Material in this example
- Aluminum
- Reference for this example
- 6061 grade reference
- Density used
- 2,700 kg/m³
- One piece, approximately
- 1.76 lb / 0.80 kg
- Four pieces, approximately
- 7.02 lb / 3.19 kg
Calculated from ideal geometry and a reference density. Actual section, alloy, tolerances, cutting loss and packaging can change the result. This is not a shipping weight or a load rating.
On your own cut list, add a part reference and quantity to each distinct size. Put extra operations such as holes, miters, threads or finish work on the drawing, then keep that drawing reference with the relevant line.
Calculate the weight of your own dimensions →6061 Aluminum Plate questions
Is 6061 plate the same as cast tooling plate?
No. A 6061 alloy designation does not identify cast tooling plate or guarantee a precision-ground surface. If the design calls for tooling plate, include that specification for a separate sourcing review.
Should I request T6 or T651 plate?
Use the temper required by your drawing. These are different condition designations, not optional finish labels. If machining stability or final properties matter, have the plate condition reviewed before approving a substitution.
Does a cut-to-size 6061 blank arrive at finished machining dimensions?
Only if that scope is explicitly confirmed. For a raw blank, provide the stock allowance needed for your machining sequence and call out any critical flatness or edge requirement.
Should I add the same machining allowance to every face?
Let the machining plan determine the allowance. A face that remains as supplied and a face that establishes a precision datum have different roles. Mark the intended finished surfaces and have the machinist specify the blank envelope instead of adding an arbitrary amount everywhere.
How do I identify the datum face on a raw plate blank?
Use a drawing note or labeled view to distinguish the intended reference face from the other broad face. Explain whether that face is supplied stock or will be machined later. A datum designation on the finished part does not by itself describe raw-stock acceptance.
Why does a pocketed plate need more thought than a rectangular spacer?
A pocket introduces a floor, surrounding walls and internal features within the raw envelope. The machining plan must retain the material needed for all of them while holding the workpiece. A spacer mainly defined by external faces presents a different stock-removal and clamping problem.
What information matters for a plate that bolts to an existing machine?
Show the mating footprint, hole locations, locating features and any restricted access around the installed plate. Distinguish clearance holes from features that position the component. Include the required finished drawing even when the current purchase covers only a rectangular machining blank.
Is flatness the same as parallelism between the two plate faces?
No. Flatness describes an individual surface's form, while parallelism describes its orientation relative to a reference. A base may need one or both, depending on how it contacts the assembly. Neither requirement is fully communicated by selecting a nominal plate thickness.
Does the plate grade tell me how a welded assembly will perform?
No. Welding can change the properties of heat-treated 6061 near the joint. The assembly drawing and welding plan must address the required final condition and performance. Keep the raw plate specification distinct from the acceptance requirements for the completed welded component.
What dimensions do I need to request 6061 aluminum plate?
Provide thickness, width, length, plus quantity for each size. Use inches or millimeters consistently. Add the required grade, condition, finish and any critical tolerances; attach a drawing for details the standard fields cannot describe.
Turn your specification into a clear request.
Include the material, dimensions, quantity and critical requirements. Availability, supplied condition, cutting and delivery are confirmed in a reviewed quote.
Technical references
Background guidance; these references do not certify the material offered for a particular request.