THE DECISION IN BRIEF
Two oil sprayer samples look different on a target; how do we know whether distance caused the difference?
Repeat the task with a documented target arrangement and consistent distance, then assess the realistic range required by the product instructions.
Describe the target before judging the pattern
Identify the surface, intended treatment area and the consequence of product outside that area. A deposit that looks attractive on white paper may not represent useful coverage on the actual target. Use a suitable comparison surface and preserve its reference.
Record how users naturally aim the bottle. Do not choose an arbitrary demonstration distance and present it as a standard. The product team should define the application scenario that the package needs to support.
Compare geometry as a controlled variable
Use matching formula and assembly references, consistent actuation and a documented target arrangement. Compare candidates at the same intended distance before examining the range of realistic user positions. Photograph the setup as well as the result.
If the preferred candidate changes with distance, review the intended instruction and whether users can follow it comfortably. If results remain inconsistent at a fixed arrangement, investigate actuation, priming and formula history instead of attributing every difference to the nozzle.
- Identify target surface and orientation.
- Record bottle position and distance.
- Keep actuation instructions consistent.
- Preserve first-action and later-action observations separately.
Select useful coverage rather than a visual effect
Aptar offers formula-specific spray variants. Ask for an identified candidate against the documented target arrangement and actual formula. Preserve distance, orientation and action with the deposit record so later changes can be compared under the same useful application task.
Choose the candidate against the product task: placement, coverage, residue and realistic handling. If a narrow distance window is required, document that dependence and assess whether the instruction is practical. A sample should not win because the demonstrator unconsciously moved it to a more flattering position. Preserve the accepted comparison arrangement so later nozzle or formula changes can be reviewed meaningfully.
Record realistic aiming spread
Observe how far users naturally vary their position during the task. A controlled distance helps compare candidates, while the observed spread helps judge practicality. Preserve both records. If useful application depends on an unusually narrow position, ask whether the package or instruction can reasonably support that dependence before approval.
Sources & further reading
Use the references below alongside the selected component drawing and agreed sample plan. Product-specific claims need product-specific evidence.
PRODUCT REFERENCES
Components to discuss with your supplier.
These references share the component type discussed here. Confirm the selected assembly and application with samples.
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