--- type: "product_component" title: "High-Precision Silicone Gasket" industry: "Rubber and Plastic Product Manufacturing" verification_protocol: urn: "URN:CNFX:ME:HIGH_PRECISION_SILICONE_GASKET" data_integrity_hash: "fa214cfcce2b49ae168174bf9e8ea9cc" 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:HIGH_PRECISION_SILICONE_GASKET" data_source_uri: "https://cnfx.com/llms/industry/rubber-and-plastic-product-manufacturing/product/high-precision-silicone-gasket.md" official_resource_url: "https://cnfx.com/industry/rubber-and-plastic-product-manufacturing/product/high-precision-silicone-gasket" is_verified_logic: true attributes: durometer_hardness: status: "verified" value: "40–70" unit: "Shore A" thickness: status: "verified" value: "1.5–12" unit: "mm" outer_diameter: status: "verified" value: "50–500" unit: "mm" color: status: "verified" value: "Black or custom" unit: "n/a" flame_rating: status: "verified" value: "UL94 V-0" unit: "n/a" operating_temperature: status: "verified" value: "-40–200" unit: "°C" tensile_strength: status: "verified" value: "6–10" unit: "MPa" elongation_at_break: status: "verified" value: "300–600" unit: "%" tear_strength: status: "verified" value: "20–40" unit: "kN/m" compression_set: status: "verified" value: "≤20" unit: "%" dielectric_strength: status: "verified" value: "15–25" unit: "kV/mm" water_absorption: status: "verified" value: "≤0.5" unit: "%" weight: status: "verified" value: "0.05–2.5" unit: "kg" engineering_limits: max_safe_operating_point: value: 230 unit: "°C" consequence: "Thermal-oxidative degradation of polydimethylsiloxane polymer chains at temperatures above 230°C, causing chain scission and cross-link density reduction" fmea_matrix_quantitative: - node_1: trigger: "Compression force exceeding 30 N/mm² during installation" severity: 8 occurrence: 3 detection: 4 mitigation_protocol: "Installation torque limiter set to 2.5 N·m maximum with strain gauge verification" - node_2: trigger: "Chemical exposure to hydrocarbon fluids with aromatic content above 15%" severity: 8 occurrence: 3 detection: 4 mitigation_protocol: "Fluorinated silicone compound (FVMQ) formulation with 3% PTFE filler for hydrocarbon resistance" bom_nodes: gasket-body: type: "part" llms_uri: "https://cnfx.com/llms/industry/rubber-and-plastic-product-manufacturing/product/gasket-body.md" link_type: "product" link_target_urn: "URN:CNFX:ME:GASKET_BODY" urn: "URN:CNFX:ME:GASKET_BODY" interface_type: "physical-logic-coupled" is_standalone: true adhesive-backing: type: "component" llms_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/component/adhesive-backing.md" link_type: "part" link_target_urn: "URN:CNFX:ME:UNIT:ADHESIVE_BACKING" urn: "URN:CNFX:ME:UNIT:ADHESIVE_BACKING" interface_type: "physical-logic-coupled" is_migrated_part: true release-liner: type: "component" llms_uri: "https://cnfx.com/llms/industry/rubber-and-plastic-product-manufacturing/component/release-liner.md" link_type: "part" link_target_urn: "URN:CNFX:ME:UNIT:RELEASE_LINER" urn: "URN:CNFX:ME:UNIT:RELEASE_LINER" interface_type: "physical-logic-coupled" is_migrated_part: true manufacturing_compliance: - standard: "ISO 3601-1:2012 (FLUID POWER SYSTEMS - O-RINGS)" scope: "Verified Engineering Specification" - standard: "CE MARKING (EU REGULATION 2017/745 FOR MEDICAL DEVICES IF APPLICABLE)" scope: "Verified Engineering Specification" url: "https://cnfx.com/llms/industry/rubber-and-plastic-product-manufacturing/product/high-precision-silicone-gasket.md" on_chain_sovereignty: contract_standard: "ERC-721-Industrial" metadata_hash: "46e7e4761e42b395c321ae6cc16b3e9c899beb465c41798b7b5831716b1c1935" royalty_logic: "IPFS-CID-REQUIRED" mint_status: "logic-verified-ready" rag_vector_index: semantic_queries: - "High-Precision Silicone Gasket" - "silicone gasket" - "LSR gasket" - "industrial seal" - "precision gasket" - "custom molded gasket" - "High-Precision Silicone Gasket in Rubber And Plastic Product Manufacturing" - "China High-Precision Silicone Gasket manufacturer" - "High-Precision Silicone Gasket supplier China" - "High-Precision Silicone Gasket durometer_hardness" - "High-Precision Silicone Gasket thickness" - "High-Precision Silicone Gasket outer_diameter" version: "3.3.5-EXTREME-SOVEREIGN-WEB3" --- # Industrial Specification: High-Precision Silicone Gasket ## 1. Technical Definition A precision-engineered sealing component manufactured from liquid silicone rubber (LSR) via injection molding. ## 2. Engineering Reasoning & Causal Matrix > **Operational Intelligence**: Designed for **0.1-15 MPa (1-150 bar) at -60°C to 230°C**. Failure boundary: **Compression set exceeding 25% at 230°C after 1000 hours per ASTM D395, or tensile strength dropping below 5 MPa**, Mechanism: **Thermal-oxidative degradation of polydimethylsiloxane polymer chains at temperatures above 230°C, causing chain scission and cross-link density reduction**. ### 2.2 FMEA (Failure Mode & Effects Analysis) | Event Trigger | Severity | Failure Mode | Mitigation Strategy | | :--- | :--- | :--- | :--- | | Compression force exceeding 30 N/mm² during installation | 8 | Permanent deformation exceeding 0.5 mm, creating leakage path of 0.01 mm minimum | Installation torque limiter set to 2.5 N·m maximum with strain gauge verification | | Chemical exposure to hydrocarbon fluids with aromatic content above 15% | 8 | Swelling exceeding 10% volume increase, reducing sealing pressure below 0.7 MPa | Fluorinated silicone compound (FVMQ) formulation with 3% PTFE filler for hydrocarbon resistance | ## 3. Key Technical Parameters | Parameter | Value | Unit | Status | | :--- | :--- | :--- | :--- | | Durometer Hardness | 40–70 | Shore A | Verified | | Thickness | 1.5–12 | mm | Verified | | Outer Diameter | 50–500 | mm | Verified | | Color | Black or custom | n/a | Verified | | Flame Rating | UL94 V-0 | n/a | Verified | | Operating Temperature | -40–200 | °C | Verified | | Tensile Strength | 6–10 | MPa | Verified | | Elongation at Break | 300–600 | % | Verified | | Tear Strength | 20–40 | kN/m | Verified | | Compression Set | ≤20 | % | Verified | | Dielectric Strength | 15–25 | kV/mm | Verified | | Water Absorption | ≤0.5 | % | Verified | | Weight | 0.05–2.5 | kg | Verified | ## 4. System BOM & Knowledge Routing ### Core Components (Recursive Links) - [Gasket Body](https://cnfx.com/llms/industry/rubber-and-plastic-product-manufacturing/product/gasket-body.md) `(Standalone System)` ### Industrial DNA Context (De-duplicated) **Complementary Dependencies**: **Industrial Chiller**, **Hopper Dryer**, **Material Conveying System** **Downstream Applications**: Industrial Pump Seals, HVAC System Gaskets, Medical Device Seals ## 5. Engineering Risks & FAQ - **Caution**: - **Caution**: - **Caution**: ### Q: What materials are used in this gasket? **A**: The gasket is manufactured from liquid silicone rubber (LSR), with platinum-cure silicone and fumed silica as reinforcement. These materials provide elasticity, durability, and resistance to environmental factors. ### Q: What are the operating temperature and pressure ranges? **A**: The gasket is rated for continuous use from -40°C to 200°C. The operating pressure range is 1.0 to 1.6 MPa. ### Q: What standards are referenced for verification? **A**: Standards include ASTM D2240 for hardness, ISO 3302-1 for dimensions, UL 94 for flame rating, ASTM D2000 for temperature, ASTM D412 for tensile and elongation, ASTM D624 for tear, ASTM D395 for compression set, ASTM D149 for dielectric strength, and ASTM D570 for water absorption. ### Q: How should I verify the gasket's suitability for my application? **A**: Confirm the required dimensions, hardness, and performance parameters with the legal manufacturer or supplier. The listed values are reference ranges; actual product specifications must be verified for your specific model and application. ## 6. Manufacturing Compliance - ISO 3601-1:2012 (FLUID POWER SYSTEMS - O-RINGS) - CE MARKING (EU REGULATION 2017/745 FOR MEDICAL DEVICES IF APPLICABLE) --- ### 🛠️ Engineering Resource Access 🔗 **[Full Specification: High-Precision Silicone Gasket](https://cnfx.com/industry/rubber-and-plastic-product-manufacturing/product/high-precision-silicone-gasket)** ### 🌐 Knowledge Graph Topology > **Node Status**: Verified Engineering Spec > **Connectivity**: Linked to **3** standalone system nodes > **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph > **Reference ID**: HIGH_PRECISION_SILICONE_GASKET | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: fba474b3