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Non-Ferrous Aluminum
Painted Aluminum Clip
Grade: VariousMedium Tier
Aluminum clip with paint or coatings
Market Price EstimateUpdated Daily
$1,950/ MT
+85 (4.6%)vs yesterday
Verified specifications & market data
Chemical Composition
Elemental breakdown by percentage weight.
Standard composition limits
Values represent maximum allowed percentage unless otherwise noted.
Physical Properties
Material form, density, and contamination specifications.
Secondary aluminum scrap with paint or powder coating; typically from construction demolition, manufacturing trim, or painted components; paint removal facility processing required; environmental/hazmat concern for lead paint; processing cost impacts value significantly
Acceptable Inclusions
- Paint coating 2-10% (defining characteristic)
- Polyurethane, epoxy, acrylic, polyester paint types
- Powder coat (industrial standard)
- Primer layers
- Paint adhesion varying (thick or thin)
Prohibited Materials
- Aluminum <92% core (insufficient metal content)
- Lead-based paint >5% (excessive hazmat; pre-treatment verification required)
- PCB-containing paint (possible in military/aerospace)
- Asbestos-containing paint (pre-1975 materials)
- Unknown paint type/composition (safety risk)
- Ferrous contamination >2%
- Stainless steel or non-aluminum base
- Mixed metal base (not aluminum)
Quality Assurance
Testing protocols, sampling methods, and acceptance criteria.
Sampling Protocol
frequencyStratified random sampling from different paint colors/types; diverse sources in lot
maximumQuantity200+ samples per shipment
minimumQuantity2-4 tonnes or 80-120 samples minimum
percentage15-25% of lot
Acceptance Limits
all Criteria Must PassMaterial must be aluminum; paint 2-10%; hazmat status ; processing feasibility
aluminum BaseCore aluminum 92-98%
asbestosAsbestos if detected; immediate rejection absolute
ferrousFerrous <2%
lead PaintLead assessment ; hazmat protocols triggered if positive; safe disposal required
paint CoatingPaint 2-10% by weight
paint TypeIdentified [polyurethane/epoxy/acrylic/latex/enamel]; unknown type triggers rejection
Weight Tolerance
measurementBulk weighing acceptable; precision commodity standard
variance±5% from purchase order weight
Required Test Methods
100% Visual Verification
MANDATORY
Purpose
- Confirm aluminum base material (not ferrous, not stainless)
- assess paint coverage, color, type
- detect hazmat indicators
Acceptance Criteria
- Aluminum base confirmed
- paint coating visible
- no ferrous/stainless contamination
- hazmat assessment noted
Procedure
- 100% visual inspection
- verify aluminum appearance
- assess paint color/type
- flag pre-1978 building materials or unknown origin
Magnetic Test
Purpose
- Exclude ferrous base or ferrous contamination
- verify non-magnetic aluminum character
Acceptance Criteria
- Non-magnetic (aluminum confirmed)
- no ferrous attraction detected
Procedure
- Magnet test on all sample pieces
- confirm non-ferrous base
- ferrous attraction triggers rejection
Paint Type & Visual Age Assessment
CRITICAL
Purpose
- identify paint type (modern vs. vintage)
- assess pre-1978/pre-1975 hazmat likelihood
Acceptance Criteria
- Paint type identified [polyurethane/epoxy/acrylic/latex/enamel]
- age assessment [pre-1978 probability/post-1978 likely]
- hazmat risk determined
Procedure
- Visual paint assessment
- historical building data if available
- paint color/texture characteristic analysis
- pre-1978 indicators noted
Lead Paint Screening - XRF or Visual Assessment
CRITICALEXTREME
Purpose
- assess lead-based paint presence
- trigger hazmat protocols if positive
Acceptance Criteria
- Lead-free paint confirmed OR lead presence quantified <500ppm OR accepted for hazmat processing
Procedure
- XRF surface analysis if uncertain
- visual assessment of paint appearance (lead enamel dull vs. modern bright)
- pre-1978 building materials flagged as
Asbestos Risk Assessment
CRITICAL
Purpose
- assess asbestos contamination risk (pre-1975 buildings HIGH RISK)
Acceptance Criteria
- Asbestos risk LOW/NOT DETECTED OR asbestos HIGH RISK triggers
Procedure
- Visual inspection for asbestos paint indicators
- historical building assessment
- pre-1975 materials FLAGGED for hazmat protocol
Paint Coating % Quantification
Purpose
- Verify paint coating 2-10%
- assess processing load/cost expectations
Acceptance Criteria
- Paint 2-10% by weight
- within expected processing range
Procedure
- Weight analysis before/after controlled low-temperature heating
- LOI (Loss on Ignition) testing
- coating % quantified
Comprehensive Paint Analysis
Purpose
- full paint composition analysis if lead/asbestos presence uncertain
Acceptance Criteria
- Composition documented
- hazmat risk quantified
- worker safety measures identified
Procedure
- Lab analysis of paint sample
- elemental composition if lead concern
- regulatory compliance assessment
Ferrous Contamination Test
Purpose
- Exclude ferrous base or >2% iron contamination
- verify aluminum specification met
Acceptance Criteria
- Ferrous <2%
- aluminum base confirmed non-ferrous
Procedure
- Magnet test + XRF ferrous identification
- confirm ferrous <2% specification