--- type: "product_component" title: "Medical-Grade Polypropylene Syringe" industry: "Plastics in Primary Forms Manufacturing" verification_protocol: urn: "URN:CNFX:ME:MEDICAL_GRADE_POLYPROPYLENE_SYRINGE" data_integrity_hash: "db1e01536fffe29078f250788f9894b2" source_authority: "https://cnfx.com" strict_mode: true source_identity: provider: "CNFX Industrial Knowledge Graph" index_version: "2026.Q1-Universal" authority_id: "URN:CNFX:ME:MEDICAL_GRADE_POLYPROPYLENE_SYRINGE" data_source_uri: "https://cnfx.com/llms/industry/plastics-primary-forms-manufacturing/product/medical-grade-polypropylene-syringe.md" official_resource_url: "https://cnfx.com/industry/plastics-primary-forms-manufacturing/product/medical-grade-polypropylene-syringe" is_verified_logic: true attributes: capacity: status: "config-dependent" typical_range: "Scalable via configuration" unit: "mL" needle_gauge: status: "config-dependent" typical_range: "0-3.5 bar (50.8 psi) injection pressure, -0.8 to 1.2 bar (-11.6 to 17.4 psi) aspiration pressure" unit: "G" engineering_limits: max_safe_operating_point: value: 0 unit: "°C" consequence: "Polypropylene's glass transition temperature (Tg=0°C) induces brittle failure below freezing; yield strength (35 MPa) exceeded at 4.2 bar pressure causing permanent deformation; thermal degradation at 150°C breaks polymer chains via radical oxidation" fmea_matrix_quantitative: - node_1: trigger: "Polypropylene stress cracking from 0.1% benzalkonium chloride residue" severity: 8 occurrence: 3 detection: 4 mitigation_protocol: "Implement ISO 10993-12 extraction testing with <0.01% chemical residue limit, add 2% ethylene copolymer to increase environmental stress crack resistance to 500 hours" - node_2: trigger: "Plunger seal compression set exceeding 15% after 72 hours at 40°C" severity: 8 occurrence: 3 detection: 4 mitigation_protocol: "Replace silicone rubber with bromobutyl rubber (compression set <5% at 70°C), implement 100% automated leak testing at 0.7 bar for 30 seconds" bom_nodes: polypropylene-barrel: type: "component" llms_uri: "https://cnfx.com/llms/industry/rubber-and-plastic-product-manufacturing/component/polypropylene-barrel.md" link_type: "part" link_target_urn: "URN:CNFX:ME:UNIT:POLYPROPYLENE_BARREL" urn: "URN:CNFX:ME:UNIT:POLYPROPYLENE_BARREL" interface_type: "physical-logic-coupled" is_migrated_part: true plunger-rod: type: "component" llms_uri: "https://cnfx.com/llms/industry/rubber-and-plastic-product-manufacturing/component/plunger-rod.md" link_type: "part" link_target_urn: "URN:CNFX:ME:UNIT:PLUNGER_ROD" urn: "URN:CNFX:ME:UNIT:PLUNGER_ROD" interface_type: "physical-logic-coupled" is_migrated_part: true silicone-plunger-tip: type: "component" llms_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/component/silicone-plunger-tip.md" link_type: "part" link_target_urn: "URN:CNFX:ME:UNIT:SILICONE_PLUNGER_TIP" urn: "URN:CNFX:ME:UNIT:SILICONE_PLUNGER_TIP" interface_type: "physical-logic-coupled" is_migrated_part: true luer-lock-connector: type: "component" llms_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/component/luer-lock-connector.md" link_type: "part" link_target_urn: "URN:CNFX:ME:UNIT:LUER_LOCK_CONNECTOR" urn: "URN:CNFX:ME:UNIT:LUER_LOCK_CONNECTOR" interface_type: "physical-logic-coupled" is_migrated_part: true needle-protection-cap: type: "component" llms_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/component/needle-protection-cap.md" link_type: "part" link_target_urn: "URN:CNFX:ME:UNIT:NEEDLE_PROTECTION_CAP" urn: "URN:CNFX:ME:UNIT:NEEDLE_PROTECTION_CAP" interface_type: "physical-logic-coupled" is_migrated_part: true manufacturing_compliance: - standard: "ISO 7886-1:2017 (STERILE HYPODERMIC SYRINGES FOR SINGLE USE)" scope: "Verified Engineering Specification" - standard: "CE MARKING (MEDICAL DEVICES REGULATION 2017/745)" scope: "Verified Engineering Specification" url: "https://cnfx.com/llms/industry/plastics-primary-forms-manufacturing/product/medical-grade-polypropylene-syringe.md" on_chain_sovereignty: contract_standard: "ERC-721-Industrial" metadata_hash: "d3d1917d069938a0123ed504a654413a74cee6d24b24c122c9004cec161be233" royalty_logic: "IPFS-CID-REQUIRED" mint_status: "logic-verified-ready" rag_vector_index: semantic_queries: - "Medical-Grade Polypropylene Syringe" - "medical grade polypropylene syringe sterile" - "disposable polypropylene syringe clinical applications" - "Luer lock connector medical syringe" - "sterility assurance level SAL syringe" - "polypropylene barrel syringe plunger force" - "Medical-Grade Polypropylene Syringe in " - "China Medical-Grade Polypropylene Syringe manufacturer" - "Medical-Grade Polypropylene Syringe supplier China" - "Medical-Grade Polypropylene Syringe capacity" - "Medical-Grade Polypropylene Syringe needle_gauge" version: "3.3.5-EXTREME-SOVEREIGN-WEB3" --- # Industrial Specification: Medical-Grade Polypropylene Syringe ## 1. Technical Definition Sterile disposable syringe manufactured from medical-grade polypropylene for clinical applications. ## 2. Engineering Reasoning & Causal Matrix > **Operational Intelligence**: Designed for **0-3.5 bar (50.8 psi) injection pressure, -0.8 to 1.2 bar (-11.6 to 17.4 psi) aspiration pressure**. Failure boundary: **Polypropylene glass transition temperature at 0°C causing brittle fracture, 4.2 bar (60.9 psi) causing barrel deformation exceeding 2% strain, 150°C causing polymer degradation**, Mechanism: **Polypropylene's glass transition temperature (Tg=0°C) induces brittle failure below freezing; yield strength (35 MPa) exceeded at 4.2 bar pressure causing permanent deformation; thermal degradation at 150°C breaks polymer chains via radical oxidation**. ### 2.2 FMEA (Failure Mode & Effects Analysis) | Event Trigger | Severity | Failure Mode | Mitigation Strategy | | :--- | :--- | :--- | :--- | | Polypropylene stress cracking from 0.1% benzalkonium chloride residue | 8 | Barrel wall microcrack propagation leading to catastrophic fracture at 2.1 bar pressure | Implement ISO 10993-12 extraction testing with <0.01% chemical residue limit, add 2% ethylene copolymer to increase environmental stress crack resistance to 500 hours | | Plunger seal compression set exceeding 15% after 72 hours at 40°C | 8 | Fluid leakage at 0.5 bar differential pressure, delivering 12% underdose | Replace silicone rubber with bromobutyl rubber (compression set <5% at 70°C), implement 100% automated leak testing at 0.7 bar for 30 seconds | ## 3. Key Technical Parameters | Parameter | Value | Unit | Status | | :--- | :--- | :--- | :--- | | capacity | Config-dependent | mL | Verified | | needle_gauge | Config-dependent | G | Verified | ## 4. System BOM & Knowledge Routing ### Core Components (Recursive Links) ### Industrial DNA Context (De-duplicated) **Complementary Dependencies**: **Injection Molding Machine**, **Industrial Chiller**, **Hopper Dryer** **Downstream Applications**: Medical-Grade Syringes, IV Catheter Hubs, Medical Vials ## 5. Engineering Risks & FAQ - **Caution**: - **Caution**: - **Caution**: ### Q: What makes this syringe suitable for medical applications? **A**: This syringe is manufactured from medical-grade polypropylene, ensuring biocompatibility, chemical resistance, and compliance with sterility standards (SAL) for safe clinical use. ### Q: What components are included in the syringe? **A**: The syringe includes a polypropylene barrel, silicone plunger tip, plunger rod, Luer Lock connector, and needle protection cap, all designed for reliable performance and safety. ### Q: How is sterility maintained in these syringes? **A**: Sterility is ensured through manufacturing in controlled environments, validated sterilization processes, and packaging that maintains the Sterility Assurance Level (SAL) until use. ## 6. Manufacturing Compliance - ISO 7886-1:2017 (STERILE HYPODERMIC SYRINGES FOR SINGLE USE) - CE MARKING (MEDICAL DEVICES REGULATION 2017/745) --- ### 🛠️ Engineering Resource Access 🔗 **[Full Specification: Medical-Grade Polypropylene Syringe](https://cnfx.com/industry/plastics-primary-forms-manufacturing/product/medical-grade-polypropylene-syringe)** ### 🌐 Knowledge Graph Topology > **Node Status**: Verified Engineering Spec > **Connectivity**: Linked to **5** standalone system nodes > **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph > **Reference ID**: MEDICAL_GRADE_POLYPROPYLENE_SYRINGE | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 82597e7e