Descriptionitrile Butadiene Rubber (NBR) for Sale – High-Quality Buna-N ElastomerNitrile Butadiene Rubber (NBR)—also called Buna-N or Perbunan—is a leading elastomer for sealing, automotive, hydraulic, and industrial applications. It offers excellent oil resistance, fuel compatibility, and mechanical durability, making it ideal for demanding environments.NBR Grades by ACN ContentHigh Nitrile (>45% ACN): Best oil and fuel resistanceMedium Nitrile (30–45% ACN): Most common, balanced performanceLow Nitrile (<30% ACN): Superior flexibility in cold climates (to –35°C)Key SpecificationsVolatile Matter: ≤0.5%Ash Content: ≤0.8�N (B-AN): 32–36%Raw ML (100°C): 36–46Tensile Strength: ≥220 kgf/cm²Elongation: ≥42000% Modulus: 120–180 kgf/cm²Main BenefitsStrong resistance to oils, fuels, lubricants, fatsExcellent abrasion, tear, and compression-set resistanceOperating temperature: –35°C to 120°CCompatible with HFA/HFB/HFC fire-resistant hydraulic fluidsApplicationsHydraulic and pneumatic sealsO-rings, gaskets, hoses, and tubingFuel system componentsAutomotive and mechanical sealsIndustrial gloves, sheeting, rollers, and custom partsAvailable NBR VariantsXNBR: Higher strength & abrasion resistanceNBR-PVC: Better aging, flame resistance, and mechanical strengthLow-temperature NBR: Enhanced flexibility for cold environments
