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Quality Control For PVC floor tiles
To provide an inspection procedure and acceptance criteria for Inspection to PVC floor tiles. Individual of the following items are uses only when procedure or criteria are not specified by in the client’s “Requirement”. (The operation instruction and standard was not included, refer to <inspection operational process> and <criterion standard> for the requirements and procedure.)
Quality Control For PVC floor tiles
一、Scope
To provide an inspection procedure and acceptance criteria for Inspection to PVC floor tiles. Individual of the following items are uses only when procedure or criteria are not specified by in the client’s “Requirement”. (The operation instruction and standard was not included, refer to <inspection operational process> and <criterion standard> for the requirements and procedure.)
二、Inspection condition
1.Inspection distance
1m between product and eye or normal use distance.
2.View angle
Within +/-45°view angle. Inspection each side of the product.
3.Visual inspection time
10~30s per unit.
- Ambient temperature
Room temperature (15~30℃) for visual inspection.
5.Inspection light
1m distance from the illuminant; 500~1000Lux.
6.Sound environment
Less than 50dB noise environment to check accompanying sound
三、Defect Description
Packing of master carton/inner carton/gift box/individual package
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Defect Description |
Critical
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Major
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Minor
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Packing of master carton/inner carton/gift box/individual package |
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Exposed nail’s or staple’s sharp point on box |
√ |
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Foreign substance ---Mildew, blood and insect/worm |
√ |
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Incorrect size, color packed in one set |
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Incorrect size, style no., color printed on unit box / polybag |
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Foreign substance （as substance’s size） |
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√ |
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Damage/broken package |
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√ |
√ |
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Dirt/dust/stain on surface of package （as defect’s size） |
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Damage / damp unit box / polybag |
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Marking/label/print on packing/product |
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Some information do not obey the law or religious belief of the exported country/area （such as the pig is Muslim countries taboo） |
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Wrong label sticker (included barcode label, item label etc) |
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Wrong/Missing shipping mark information |
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Missing / Detached hangtag / labeling |
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Poor printing of barcode （Lead to scanning failure） |
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Poor printing of barcode （Still be scannable and correct） |
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Wrinkle/air bubble/Scratch on label |
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√ |
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Appearance and workmanship |
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Use of monofilament sewing thread that will hurt customer’s skin |
√ |
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Point/sharp edge on product |
√ |
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Mildew products |
√ |
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Foreign insect |
√ |
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Blood mark |
√ |
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Heavily odor (depends on hazard evaluation) |
√ |
√ |
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Cleanness |
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Dirty/oiled/glued/impurities mark（depends on size and position） |
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√ |
√ |
四、Performance check.
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No. |
Description |
Method |
S/S |
Criteria |
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1. |
Lot shading |
-Compare color of samples to approval samples;-Judge as gray scale-与确认样核对；-根据灰度卡判定。 |
Full samples |
Pending overall result if found lot shading at gray scale 4 or below gray scale 4. |
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2. |
Product size：产品尺寸： |
Adopt measuring tool: tape;Normal 1 sample per size per item;Checked Length x Width;If client do not provide size SPEC, must confirm with office and you can adopt the factory’s size SPEC as final SPEC.If client provide size TOL, must adopt client’s TOL; if not, you can adopt v-trust’s TOL.If client have special requirement, follow the requirement. |
3pcs per item |
-If checked result was out of TOL, The result was pending. |
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3. |
Assembling checking |
Assemble the products as manual or specification |
Sample size |
If it could not assembly or it is difficult to assemble or all assembling cannot reach the client’s requirement, it should failed |
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4. |
Bar code Readability Checking |
Verify the bar code reader before use;Sweep the reader head across the sample;Repeat sweeping until a beep confirmation tone is heard and the read number displayed;Compare the read number on reader against printed number besides and applicant’s requirement. |
3 samples per barcode (no less than 5 samples) |
The checked result was failed when: The scan result is not the same as the number printed or not same as the client’s requirement or cannot be scanned.Note:If the barcode cannot be read by Sunchine reader, but it can be read by reader which provided by factory, the test result should be ‘Passed’ |
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5. |
Moisture check for pallet |
Check with hygrometer. |
Sample size |
The result must less than 15%.
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6. |
Forklift check on pallets |
Shake 1 time up and 1 time down |
Sample size |
Pallet packaging must be good and undamaged. 。 |
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7. |
Shaking test on unit pack |
Shake 5 times up and 5 times down |
Sample size |
Unit selling packaging must be good and undamaged. |
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8. |
Right angle check |
Check with wide seating square and feeler. |
Sample size |
The gap must be less than 0.02mm. |
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9. |
Pallet stability test |
Put the pallet on the ramp. |
Sample size |
Pallet packaging must be good and undamaged. |
LNEO is a professional quality engineering and management consultation and service company. It is devoted to assist the clients to establish and improve quality assurance and quality control and effectively help the clients to develop and supervise their suppliers. Qualified by General Administration of Quality Supervision and Quarantine of P.R China, LENO has been providing the services of third party inspection, plant evaluation as well as project quality management, product testing and inspection and quality engineering consultation since 2010.