Cosmetic Acceptance Criteria Chart for Mechanical Components
IN ALL CASES CLERICAL ERRORS ARE SUBJECT TO CORRECTION
Download Cosmetic Acceptance Criteria Chart for Mechanical Components
Microcom Corporation
Cosmetic Acceptance Criteria Chart for Mechanical Components
Surface Visibility Class Definitions
A: All primary appearance areas, as the customer views or interacts with the product
B: Areas that are visible only when special effort is made to see a sizable defect.
C: All areas that are not exposed once unit is assembled.
*View each surface no more than 10 seconds at a distance of 24"
| Defect | Visibility Class | Max Defect Size Allowed | Max Number Allowed per 100 sq. in. |
|---|---|---|---|
| APPLICABLE TO ALL PARTS | |||
| (Includes Stainless Steel, flat form Aluminum, etc.) | |||
| Burrs and Sharp Edges (Note: Time saver NOT to be used on pre-plated parts) |
N/A | Defect Not Allowed | |
| Fractures, Splits, Cracks | N/A | Defect Not Allowed | |
| Scuff, Abrasion, Mark (light) (Note: Must not catch fingernail) |
A | None | 0 |
| B | 1.0" | 4 | |
| C | Acceptable | Any | |
| Scratch (catches fingernail) | A | None | 0 |
| B | .5" | 4 | |
| C | Acceptable | 6 | |
| Bend Line (edge Area) | A | None | 0 |
| B | length of part | 1 per surface | |
| C | Acceptable | Any | |
| Gouge (Note: Max depth 0.010") |
A | None | 0 |
| B | None | 0 | |
| C | 0.125" X 0.5" | 2 | |
| Dent, Ding, Nick (Note: No exposed metal. Max depth 0.010") |
A | None | 0 |
| B | 0.125" dia | 1 | |
| C | 0.25" dia | 2 | |
| PRE-PLATED, PLATED, PAINTED & POWDER COATED PARTS | |||
| (Includes defects listed under "Applicable to All Parts") | |||
| Corrosion, Oxidation, Rust | N/A | Defect Not Allowed | |
| Blistering, Peeling, Flaking, Chipping | N/A | Defect Not Allowed | |
| Surface Delamination | N/A | Defect Not Allowed | |
| Runs (Note: No pooling in corners) |
A | None | 0 |
| B | 0.25" | 2 | |
| C | Acceptable | Any | |
| Water Spots/Surface Contamination | A | None | 0 |
| B | less than 1 in² | 1 | |
| C | Acceptable | Any | |
| Non-Uniform Texture/Orange Peel | A | None | 0 |
| B | less than 0.5 in² | 1 | |
| C | Acceptable | Any | |
| NON-COATED PARTS, EXTRUSIONS & CASTINGS | |||
| (Includes defects listed under "Applicable to All Parts") | |||
| Corrosion, Oxidation, Rust | N/A | Defect Not Allowed | |
| Incomplete Fill/Cold Shot in Cast Metals | N/A | Defect Not Allowed | |
| Flash (Note: Must not exceed drawing tolerances) |
A | None | 0 |
| B | Per drawing | Per drawing | |
| C | Per drawing | Per drawing | |
| Ejector Pin Mark | A | None | 0 |
| B | Per drawing | Per drawing | |
| C | Per drawing | Per drawing | |
| PLASTIC PARTS | |||
| (Includes defects listed under "Applicable to All Parts") | |||
| Short Shots/Voids | N/A | Defect Not Allowed | |
| Surface Delamination | N/A | Defect Not Allowed | |
| Burns | N/A | Defect Not Allowed | |
| Flash
(Note: Must not exceed drawing tolerances) |
A | None | 0 |
| B | Per drawing | Per drawing | |
| C | Per drawing | Per drawing | |
| Sinks | A | None | 0 |
| B | .007" | 4 | |
| C | .015" | 6 | |
| Specks/Bubbles | A | None | 0 |
| B | less than 0.5 in² | 1 | |
| C | Acceptable | Any | |
| Discoloration | A | None | 0 |
| B | None | 0 | |
| C | Acceptable | Any | |
| Non-Uniform Texture | A | None | 0 |
| B | less than 0.5 in² | 1 | |
| C | Acceptable | Any | |
| Gates | A | None | 0 |
| B | Per drawing | Per drawing | |
| C | Per drawing | Per drawing | |
| Ejector Pin Mark | A | None | 0 |
| B | Per drawing | Per drawing | |
| C | Per drawing | Per drawing | |
Surface Visibility Class Definitions
A: All primary appearance areas, as the customer views or interacts with the product
B: Areas that are visible only when special effort is made to see a sizable defect.
C: All areas that are not exposed once unit is assembled.
*View each surface no more than 10 seconds at a distance of 24"
IN ALL CASES CLERICAL ERRORS ARE SUBJECT TO CORRECTION