Nadcap Chemical processing - Paint process AC 7108/1 rev B

• Audit Title

• Conducted by:

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• Date of Audit:

  Date

• List of Auditees:

• Report agreed & authorised by :

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• Title :

• 2.1 Painting / Dry Film Coatings

  Select Paint Dry film lubricant Sol gel Other

  • Paint
  • Dry film lubricant
  • Sol gel
  • Other

• Other list:

• 2.2 Application Methods

  Select Brush application Airless spray application Conventional spray application Electrostatic spray application High volume / low pressure application Fluidized bed application Dip / immersion application

  • Brush application
  • Airless spray application
  • Conventional spray application
  • Electrostatic spray application
  • High volume / low pressure application
  • Fluidized bed application
  • Dip / immersion application

• 2.3 Paint System Types

  Select Single component Multiple component (kit), catalyzed Multiple component automated mixing

  • Single component
  • Multiple component (kit), catalyzed
  • Multiple component automated mixing

• 2.4 Curing Methods

  Select Infrared curing / drying Thermal oven curing / drying

  • Infrared curing / drying
  • Thermal oven curing / drying

3. Painting and Dry Film Coatings

• 3.1 Are pre cleaning and pre treatment procedures documented on shop paper?

  Yes

  No

  N/A

• 3.2 Is verification of cleaning performed and documented prior to paint / film application?

  Yes

  No

  N/A

• 3.3 Are prepared surfaces protected prior to paint / film application?

  Yes

  No

  N/A

• 3.4 Are there procedures for controlling time between surface preparation and coating application, when required by customer / specification?

  Yes

  No

  N/A

• 3.4.1 When a time limit between surface preparation and coating application are required by the customer or specification is there a procedure that defines required surface reprocessing if this time limit is exceeded?

  Yes

  No

  N/A

• 3.5 Is Paint / film material purchased to customer approval or qualified products list?

  Yes

  No

  N/A

• 3.6 Does material have traceable certificate of conformance?

  Yes

  No

  N/A

• 3.7 Is there a procedure for shelf life control?

  Yes

  No

  N/A

• 3.8 Is there evidence in the shop that shelf life control is carried out?

  Yes

  No

  N/A

• 3.8.1 Is there a documented procedure for Re-qualification and / or disposal of material?

  Yes

  No

  N/A

• 3.8.2 Are records retained of Re-qualified materials and test results?

  Yes

  No

  N/A

• 3.9 Are materials stored under appropriate temperature environment controlled conditions?

  Yes

  No

  N/A

• 3.10 Is the addition of thinner controlled by viscosity and / or mix ratio, as required by customer / specification / technical data sheet?

  Yes

  No

  N/A

• 3.11 Is viscosity of the coating material checked and documented prior to use?

  Yes

  No

  N/A

• 3.12 Are there procedures for proper agitation (shaking) and mixing of materials including agitation time, mixing ratios, mixing order and mixing time?

  Yes

  No

  N/A

• 3.13 Is mixing time recorded and traceable to the job?

  Yes

  No

  N/A

• 3.14 Are pot life and induction time recorded and traceable to the job?

  Yes

  No

  N/A

• 3.15 Is material applied traceable to the hardware to which it was applied and recorded on shop paper?

  Yes

  No

  N/A

• 3.16 Is spray equipment cleanliness maintained including guns, cups, feed lines, etc?

  Yes

  No

  N/A

• 3.17 Are coating application areas e.g spray booths, racking areas, masking areas, drying areas, controlled to minimise contamination?

  Yes

  No

  N/A

• 3.18 Are grit blasting and coating spray equipment segregated?

  Yes

  No

  N/A

• 3.19 Are required and actual drying times between coats and to final cure documented on shop paper, recorded and traceable to the job?

  Yes

  No

  N/A

• 3.20 Are there procedures to assure that relative humidity and / or temperature meet manufacturer or customer requirements during application and air cure?

  Yes

  No

  N/A

• 3.21 Do records show that relative humidity and temperature meet requirements defined by procedure?

  Yes

  No

  N/A

• 3.22 Is there an individual identified to determine that environmental conditions in the shop are suitable for coating as described above?

  Yes

  No

  N/A

• 3.23 Are procedures / shop papers and controls in place to perform burnishing after curing of coating in accordance with customer / specification requirements?

  Yes

  No

  N/A

4.0 Lot and periodic testing for Paint and Dry Film Coatings

• 4.1 Are thickness test results and methods documented on shop paper?

  Yes

  No

  N/A

• 4.2 Are adhesion test results and methods documented on shop paper?

  Yes

  No

  N/A

• 4.3 Is Paint certification traceable to the specific colour / gloss requirement?

  Yes

  No

  N/A

• 4.3.1 Does the colour and / or gloss of the applied coating meet customer requirement?

  Yes

  No

  N/A

• 4.3.2 Are Paint colour and / or gloss standards available?

  Yes

  No

  N/A

• 4.4 Solvent Resistance Test

  SECTION N/A

  Applicable
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• 4.4.1 Is there an internal procedure covering this test method that identifies the specification to which it is compliant?

  Yes

  No

  N/A

• 4.4.2 Is the person doing the testing identified as trained / competent to do the test?

  Yes

  No

  N/A

• 4.4.3 Is the test carried out at the required frequency?

  Yes

  No

  N/A

• 4.4.4 Is testing performed in accordance with the applicable specification?

  Yes

  No

  N/A

• 4.4.5 Is the correct Solvent used for the test?

  Yes

  No

  N/A

• 4.4.6 Does the person performing the test use the correct Solvent exposure technique?

  Yes

  No

  N/A

• 4.4.6.1 For Solvent rub test does operator use correct Solvent saturation, pressure, rubbing cycles or times.?

  Yes

  No

  N/A

• 4.4.6.2 For Solvent immersion test is the specimen exposed for the correct times and temperatures?

  Yes

  No

  N/A

• 4.4.7 Does the test procedure specify accept / reject criteria?

  Yes

  No

  N/A

• 4.4.8 Do test reports / certs show evidence of review, compliance to specification or correct retesting / replacement testing or customer notification?

  Yes

  No

  N/A

• 4.4.9 If testing is sub-contracted is the laboratory listed on the suppliers approved supplier list and is it approved by customer if required?

  Yes

  No

  N/A

• 5.0 Infrared Heat Cure

  SECTION N/A

  Applicable

• 6.0 Chemical Process Job Audit Of Painting / Dried Film Lubricant

6.1 Job Audit

6.1.1 Job Identity - job audit of

• 6.1.1 Job Identity - job audit of

• 6.1.1.1 Part Description

• 6.1.1.2 Part No

• 6.1.1.3 Customer

• 6.1.1.4 Prime Contractor

• 6.1.1.5 Po/Rev Level

• 6.1.1.6 Part Quantity

• 6.1.1.7 Serial/Lot No

• 6.1.1.8 Date of job / job number

• 6.1.1.9 Alloy/Heat Treat Condition/Hardness

• 6.1.1.10 Processing Spec

• 6.1.1.11 other PO Requirements

6.1.2 Paperwork review

• 6.1.2.1 are part no, specs, and rev levels flowed down correctly?

  Yes

  No

  N/A

• 6.1.2.1.1 Are frozen processes identified and if so has customer approval been obtained?

  Yes

  No

  N/A

• 6.1.2.1.2 If a follow on order, have PO requirements been reviewed for change?

  Yes

  No

  N/A

• 6.1.2.2 Are processing and inspection test requirements flowed down correctly?

  Yes

  No

  N/A

• 6.1.2.3 Does the shop paper provide the following?

• 6.1.2.3.1 Traceable part identification?

  Yes

  No

  N/A

• 6.1.2.3.2 All processing steps identified including procedure numbers as applicable

  Yes

  No

  N/A

• 6.1.2.3.3 All inspection and test requirements identified

  Yes

  No

  N/A

• 6.1.2.3.4 All relevant variable data from process parameters controlled by operator recorded on shop paper or traceable to job in shop records

  Yes

  No

  N/A

• 6.1.2.3.5 All inspection and test results recorded on shop paper or traceable in shop records

  Yes

  No

  N/A

• 6.1.2.3.6 All operations, inspections and tests done in sequence recorded or traceable to specific process line/workstations, operator/inspector/technician and date done

  Yes

  No

  N/A

• 6.1.2.3.7 All rework operations documented

  Yes

  No

  N/A

• 6.1.2.3.8 All test coupons identified and traceable to specific pieces/lots. Coupons processed through all processing steps on piece/lots they represent including pre- and post cycles and/or mechanical cleaning and thermal cycles

  Yes

  No

  N/A

• 6.1.2.3.9 Are coupons processed through all processing steps with pieces / lots they represent; including per-and post process chemical and / or mechanical cleaning and thermal cycles?

  Yes

  No

  N/A

• 6.1.2.3.10 All process, test and inspection equipment calibrated and traceable to part shop documents

  Yes

  No

  N/A

6.1.3 Process observations

• 6.1.3.1 Recieving,paperwork generation, requirement review and Recieving inspection

• 6.1.3.2 Pre-process cleaning (Record n/a if not required)

• 6.1.3.3 Pre-thermal operations (record n/a if none required)

• 6.1.3.4 Time limits between preparation and coating application (record time limits or none required)

• 6.1.3.5 Re-processing due to exceeding time between surface preparation and painting performed per int procedure and according to customers spec? (record method or none if no rework observed)

• 6.1.3.6 Masking (record n/a if none required)

• 6.1.3.7 Do Paint materials meet specification / technical data sheet requirements and are materials within shelf life? Note: Auditor to include Paint manufacturer, material designation and batch for each component.

  Yes

  No

  N/A

• 6.1.3.8 Does paint mixing and application meet specification / technical data sheet requirements?

  Yes

  No

  N/A

• 6.1.3.9 Processing (record n/a if none required)

• 6.1.3.10 Post process cleaning (record n/a if none required)

• 6.1.3.11 Post processing thermal operations (record n/a if none required)

• 6.1.3.12 Final inspection

• 6.1.3.13 Packing and shipping

• 6.1.3.14 Solution and/or material testing

• 6.1.3.15 Periodic and/or lot testing (record testing done e.g lot, visual, thickness. Monthly - salt spray, coating weight etc)

6.1.4 Lot acceptance testing/inspection

• 6.1.4.1 Does the definition of "Lot" as established by the supplier conform to the definition outlined by the spec

  Yes

  No

  N/A

• 6.1.4.2 Were parts shipped before completion of lot testing only with specific customer authorisation

  Yes

  No

  N/A

• 6.1.4.3 Did the sampling plan meet spec and/or customer requirements

  Yes

  No

  N/A

• 6.1.4.4 Was hardware held pending resolution of nonconformances noted during testing

  Yes

  No

  N/A

• 6.1.4.5 Was lot testing required

  Yes

  No

  N/A

• 6.1.4.6 Was lot testing preformed and documented

  Yes

  No

  N/A

• 6.1.4.7 Was lot testing in conformance with spec with and/or customer requirements

  Yes

  No

  N/A

6.1.5 Operator control and job acceptance

• 6.1.5.1 List the operators who preformed processing operations

• 6.1.5.2 Are the operators trained and approved

  Yes

  No

  N/A

• 6.1.5.3 Are all operations, inspections and tests properly signed off or stamped and dated as required, by the correct operator or department

  Yes

  No

  N/A

• Describe

• 6.1.5.4 Does all processing, testing, and inspection conform to requirements

  Yes

  No

  N/A

6.1.6 Certification and reports or test reports

• 6.1.6.1 Does certification show compliance to all the requirements and reflect actual data as required

  Yes

  No

  N/A

• 6.1.6.2 Does this job comply with all requirements ?

  Yes

  No

  N/A

• 6.1.6.3 Certificate or test report no (NA if certificate raised after audit completed)

• 6.1.6.4 Certificate or test report date

  Date

Report of Audit findings

• Number of majors

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• Number of minors

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• Number of Observations

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Audit Summary

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