Quality

Quality Control Procedure
1. Purchase Raw MaterialEquipment: –
Control PointControl Method
Item InspectionStandardFrequencyInstrument UsedRecord DocumentIn-Charge
Name, Amount, Order No.Purchase Document Inspection StandardAll 2pcs Per LoadVisual ICP or Chemical AnalyzeMaterial Inspection SheetOperator Technician
Composition, Appearance
2. BurdenEquipment: Electric Balance
Control PointControl Method
Item InspectionStandardFrequencyInstrument UsedRecord DocumentIn-Charge
WeightBurden Production GuideAllElectric Balance VisualBurden RecordOperator
Appearance
3. MeltingEquipment: Vacuum Melting Furnace
Control PointControl Method
Item InspectionStandardFrequencyInstrument UsedRecord DocumentIn-Charge
CompositionInspection Standard1pcs / Furnace / WeekICP or Chemical VisualInspection Sheet Quality RecordTechnician
AppearanceAll
4. Smash & Jet MillingEquipment: Smash Machine Jet Mill
Control PointControl Method
Item InspectionStandardFrequencyInstrument UsedRecord DocumentIn-Charge
Powder SizeMilling Production Guide1Times / Day / Machine Per LoadFSSS Oxygen DeterminatorPowder Size RecordTechnician
Oxygen ContentOxygen Record
5. PressingEquipment: Press
Control PointControl Method
Item InspectionStandardFrequencyInstrument UsedRecord DocumentIn-Charge
HeightPressing Production Guide5% Per LoadCalipersProduce Process Sheet(3)Operator
PressAllPress Meter
WeightAllBalance
6. Sintering & TemperingEquipment: Vacuum Furnace
Control PointControl Method
Item InspectionStandardFrequencyInstrument UsedRecord DocumentIn-Charge
Sintering TimeInspection Standard1pcs / Furnace / WeekICP or Chemical VisualInspection Sheet Quality RecordTechnician
Sintering TemperatureAll
7. InspectionEquipment: B-H Curves Measurement Magnetizer
Control PointControl Method
Item InspectionStandardFrequencyInstrument UsedRecord DocumentIn-Charge
Br、jHc、(BH)maxCompany Standard Inspection Standard5pcs Per LoadB-H Curves MeasurementSintering Produce Test SheetInspection
Magnetic PropertyAQL = 0.65Gauss meter or Flux meter
De-Magnetiz VoltAQL = 0.65De-Magnetizer
AppearanceAllVisual
8. MachiningEquipment: Grinder Slice Electric Spark Machining Magnetizer
Control PointControl Method
Item InspectionStandardFrequencyInstrument UsedRecord DocumentIn-Charge
DimentionsInspection StandardAQL = 0.25CalipersProduce Inspection SheetInspection
Appearance ToleranceAQL = 0.25Calipers
OrientationAQL = 0.25Magnate Material
Magnetic PropertyAQL = 0.4Gauss Meter or Flux Meter
AppearanceAQL = 0.25Visual
9. PlatingEquipment: Plating Vat
Control PointControl Method
Item InspectionStandardFrequencyInstrument UsedRecord DocumentIn-Charge
After Plating DimensionsInspection StandardAQL = 0.65CalipersProduce Inspection SheetInspection Technician
AppearanceAQL = 0.65Visual
Plating Thickness5pcs Per LoadThickness DeterminatorThickness Record
10. Final InspectionEquipment: Magnetizer
Control PointControl Method
Item InspectionStandardFrequencyInstrument UsedRecord DocumentIn-Charge
DimentionsInspection StandardAQL = 0.65CalipersFinal Inspection Record SheetInspection
Appearance TolerancesAQL = 0.1Calipers
OrientationAQL = 0Magnate Material
Magnetic PropertyAQL = 0.65Gauss Meter or Flux Meter
AppearanceAllVisual
11. PackingEquipment: Packer
Control PointControl Method
Item InspectionStandardFrequencyInstrument UsedRecord DocumentIn-Charge
QualityInspection StandardAllVisualEnter Store SheetOperator
Label
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