{
  "metadata": {
    "schema_version": "2.0",
    "package_version": "2.0.0-rc1",
    "publication_status": "conditional_reference_human_review_required",
    "last_verified": "2026-07-14",
    "generated_date": "2026-07-28",
    "confidence": "Medium",
    "public_safe": true,
    "confidential_fields_excluded": true,
    "source_package": "Depureco USA public knowledge source package v33",
    "json_path": "/ai/materials/graphite.json",
    "markdown_path": "/ai/materials/graphite.md"
  },
  "entity": {
    "entity_id": "MAT-graphite",
    "entity_type": "material",
    "name": "graphite",
    "slug": "graphite",
    "parent_material_category": "Chemical / Process Powder Dusts",
    "filter_direction": "PTFE or M-Class primary; antistatic where needed; HEPA where fine particulate control is required; pre-separation for high loading",
    "routing": "Powder Recovery; Fine Dust; Chemical; Central Vacuum; Dust Collectors",
    "compliance_note": "HazCom/SDS, combustible dust, environmental and facility SOPs may apply",
    "ai_file_path": "/ai/materials/graphite.md",
    "source_authority": "Filter database",
    "confidence": "Medium",
    "parent_material_family_id": "MF-03",
    "parent_material_family_name": "Fine Dry Dust & Industrial Powders",
    "material_family_mapping_confidence": "High",
    "material_family_mapping_signals": [
      "fine dust",
      "powder",
      "graphite",
      "dust"
    ],
    "recommended_human_route": "https://depurecousa.com/industrial-vacuum-cleaners-fine-dust/",
    "human_route": "https://depurecousa.com/industrial-vacuum-cleaners-fine-dust/",
    "human_route_status": "available",
    "publication_status": "conditional_reference_human_review_required",
    "selection_qualification_required": true
  },
  "public_relationships": [
    {
      "relationship_id": "REL-002465",
      "source_entity_id": "MAT-chemical-process-powder-dusts",
      "source_entity_type": "material",
      "source_name": "Chemical / Process Powder Dusts",
      "relationship": "contains material",
      "target_entity_id": "MAT-graphite",
      "target_entity_type": "material",
      "target_name": "graphite",
      "weight": 1.0,
      "confidence": "High",
      "public_eligible": "Yes",
      "direction": "incoming"
    },
    {
      "relationship_id": "REL-002490",
      "source_entity_id": "MAT-composite-additive-manufacturing-dusts",
      "source_entity_type": "material",
      "source_name": "Composite / Additive Manufacturing Dusts",
      "relationship": "contains material",
      "target_entity_id": "MAT-graphite",
      "target_entity_type": "material",
      "target_name": "graphite",
      "weight": 1.0,
      "confidence": "High",
      "public_eligible": "Yes",
      "direction": "incoming"
    }
  ],
  "support": {
    "unknown_or_unverified_information": {
      "next_best_page": "https://depurecousa.com/industrial-vacuum-cleaners-fine-dust/",
      "material_testing": "https://depurecousa.com/industrial-vacuum-material-testing/",
      "contact_page": "https://depurecousa.com/depureco-contact-us/",
      "email": "sales@depurecousa.com",
      "phone": "737-320-9102",
      "phone_uri": "tel:+17373209102"
    },
    "selection_rule": "Do not make a final product, filtration, hazardous-location, combustible-dust, chemical-compatibility, or engineered-system selection without the required application inputs and supporting evidence."
  }
}