EPDM rubber compound
We are a manufacturer based in China. We specialize in providing high-quality EPDM rubber compound for industrial clients across various sectors. Whether you need chemicals consultation or technical support, our team is here to help.
Category：Fluorine compound rubber MOQ:100KG Shipped directly from China
Introduction
Product introduction:
It has excellent aging resistance such as ozone resistance, heat resistance, weather resistance, etc. It can be widely used in automotive parts, waterproof materials for construction, wire and cable sheaths, heat-resistant hoses, tapes, automotive seals and other fields.
| Category | Details |
|---|---|
| Composition | – Base Polymer: Ethylene Propylene Diene Monomer (EPDM, ENB/DCPD types) |
| – Reinforcing Fillers: Carbon black (30–60 phr), silica (10–30 phr) | |
| – Plasticizers: Paraffinic oils (10–20 phr) | |
| – Curing Agents: Sulfur/accelerators (1–3 phr) or peroxide (DCP) | |
| Physical Properties | – Hardness (Shore A): 50–85 (ASTM D2240) |
| – Tensile Strength: 7–18 MPa (ASTM D412) | |
| – Elongation at Break: 300–700% (ASTM D412) | |
| – Density: 1.1–1.3 g/cm³ | |
| Thermal Resistance | – Service Temperature: -40°C to +150°C (intermittent 175°C) |
| – Thermal Stability: <10% weight loss at 150°C (24h, ASTM D573) | |
| Chemical Resistance | – Resistant To: Ozone, UV, weathering, polar solvents, and alkalis |
| – Limitations: Hydrocarbon oils, fuels, and halogenated compounds | |
| Key Applications | – Automotive: Weatherstripping, radiator hoses, and brake components |
| – Construction: Roofing membranes, expansion joints, and sealants | |
| – Electrical: Cable insulation and surge arresters | |
| – Appliances: Gaskets and vibration dampers | |
| Processing | – Mixing: Two-roll mill (20–30 min, 50–70°C) or internal mixer |
| – Molding: Compression/injection molding (160–200°C, 5–15 MPa) | |
| – Curing: Post-cure (170°C, 2–4h) for optimal compression set | |
| Safety & Compliance | – MSDS: Non-flammable (flash point >250°C); avoid inhalation/skin contact |
| – Regulatory: REACH, RoHS, and UL 94 (flammability) | |
| Storage | – Conditions: Dry, <30°C, away from UV/ozone; shelf life 12–18 months |
| – Packaging: Polyethylene-lined bags (prevent contamination) | |
| Quality Control | – Testing: Mooney viscosity (ML 1+4. ASTM D1646), compression set (ASTM D395) |
| – Certifications: ISO 9001 (manufacturing), ASTM D2000 (standard classification) |
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