Jiangsu Kunyuan Rubber & Plastic Technology Co.,Ltd
                                                                                                           
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22 Years
Since 2004
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Food Grade EPDM O-Rings 70-80 Hardness Black Rubber Seals -50°C to +150°C Temperature Range

Price Negotiable
Price: Negotiable
MOQ: 1000
Delivery Time: 5-8 work days
Brand: FOLON.A
Product Description
Product Overview
Food Grade EPDM O-Rings provide reliable sealing solutions with excellent temperature resistance from -50°C to +150°C. These black rubber seals offer superior performance in demanding industrial applications.
Material Specifications
Material EPDM (Ethylene Propylene Diene Monomer)
Color Black
Hardness 70-80 Shore A
Operating Temperature -50°C to +150°C (-60°F to +300°F)
Performance Features High temperature and steam resistance, excellent impermeability to gas
Key Advantages
  • Excellent resistance to heat, water, steam, and ozone
  • Withstands alkali, mild acidic and oxygenated solvents
  • Compatible with brake fluids and phosphate ester-based hydraulic fluids
  • Superior UV and sunlight resistance
  • Food grade compliance for safe applications
Application Limitations
Not recommended for use with gasoline, petroleum oil, grease, or hydrocarbon environments. Poor oil resistance limits food-related applications with aromatic hydrogen exposure.
Industry Applications
Automotive manufacturing, medical equipment, household appliances, water and wastewater systems, construction machinery, and various industrial sealing requirements.
Available Elastomer Types
Our manufacturing capabilities include O-rings in multiple elastomer materials:
  • Acrylate Rubber (ACM)
  • Butyl Rubber (IIR)
  • Ethylene-propylene (EPR, EPDM)
  • Ethylene Acrylate Rubber (AEM)
  • Fluorocarbon (FKM/FPM)
  • Fluorosilicone (FVMQ)
  • Hydrogenated Nitrile (HNBR)
  • Liquid Silicone Rubber (LSR)
  • Neoprene Rubber (CR)
  • Nitrile Rubber (Buna-N/NBR)
  • Natural Rubber (NR)
  • Polyurethane (PU)
  • Silicone Rubber
  • Styrene-butadiene Rubber (SBR)
Product Images
Close-up view of black EPDM O-rings showing sealing surface and material texture Assorted EPDM O-rings displayed in industrial packaging for quality assurance
Manufacturing Excellence
Jiangsu Kunyuan Rubber & Plastic Technology Co., Ltd. operates from a 25,000 square meter facility with automated injection molding and quality inspection systems. Our products meet European, US, and Japanese quality standards and serve leading global companies including SANY, XCMG, EATON, Danfoss, Caterpillar, and Case New Holland.
Quality Assurance
All manufacturing processes follow ERP system protocols, ensuring consistent quality and reliable performance across all product batches.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Jiangsu Kunyuan Rubber & Plastic Technology Co.,Ltd
Location Room 2303, Building 1, No. 218, Tianmu West Road (Kerry Night Inn), Jing'an District, Shanghai
Contact Person Lucy

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