Overview
Elastomeric rubber raw materials are polymer bases that form the foundation of synthetic and natural rubber products. These materials exhibit unique viscoelastic properties, allowing them to return to their original shape after deformation. The industry classifies them by base polymer (e.g., SBR, NBR, EPDM) and processing method. Modern elastomer formulations often combine multiple polymers with reinforcing fillers, plasticizers, and curing agents to achieve specific performance characteristics. These materials serve as critical inputs for manufacturers across automotive, construction, and consumer goods sectors, with global demand exceeding 30 million metric tons annually.
Physical and Chemical Properties
The physical properties of elastomeric rubber raw materials vary significantly by formulation but generally demonstrate elongation at break values of 200-800% and tensile strength ranging from 10-30 MPa. Their chemical resistance depends on the base polymer - for instance, nitrile rubber (NBR) offers excellent oil resistance while silicone rubber maintains stability across -60°C to 230°C. Key performance indicators include compression set resistance (typically <25% for quality grades) and dynamic fatigue life. Most commercial grades achieve 70-90 Shore A hardness, with specialized formulations reaching extremes of 30 Shore A (soft gels) or 95 Shore D (rigid elastomers). The materials exhibit low thermal conductivity (0.1-0.3 W/m·K) and moderate dielectric strength.
Main Applications
Approximately 70% of elastomeric rubber raw materials become automotive components, including vibration dampers, tire sidewalls, and sealing systems. Industrial applications account for another 20%, featuring conveyor belts, hydraulic seals, and anti-vibration mounts for machinery. The medical sector utilizes high-purity grades for syringe plungers and surgical tubing, while construction relies on weather-resistant formulations for expansion joints and roofing membranes. Emerging applications include 3D-printed flexible components and smart materials with embedded sensors, driving innovation in material science.
Safety and Storage
Raw elastomer materials require standard polymer handling precautions - avoid inhalation of dust during processing and use gloves when handling uncured compounds. Most grades are classified as non-hazardous under GHS, though some specialty formulations may contain regulated additives. Proper storage involves maintaining materials in original packaging at stable temperatures (15-25°C optimal) with <60% relative humidity. Shelf life typically ranges 6-24 months depending on stabilization packages. Avoid co-storage with strong oxidizers or solvents that could cause premature crosslinking or plasticizer migration.
B2B Procurement Guide
Industrial buyers should specify seven key parameters: polymer base type, hardness range, tensile strength requirements, elongation at break, temperature operating range (-40°C to 150°C for standard grades), chemical resistance profile, and compliance certifications (e.g., FDA, REACH). For large-volume purchases (20+ metric tons), consider direct sourcing from polymer manufacturers rather than distributors to achieve 8-15% cost savings. Quality verification should include certificate of analysis review and small-batch testing for critical applications. Just-in-time inventory strategies work well for these materials due to relatively stable pricing and reliable supply chains.
Related Manufacturers
- 主营：[]
- 主营：[]
- 主营：[]
- 主营：碳纤增强PA66、防静电导电尼龙、PPS、TPV原料、PEI、PEEK、黑色加纤PEI、pps塑胶、咖啡色pps、黑色pps、pps塑料、lcp塑胶、环保pps、lcp塑料、pa6塑胶、pei塑胶、耐磨pa6、pa66塑胶、导电peek、pa9t塑胶、pa6t塑胶、高温pa6t
- 主营：塑料助剂、精炼石蜡、化工催化剂、回收日化原料、回收橡胶原料、回收过期染料、回收气相白炭黑、回收油漆、回收树脂、回收钛白粉
- 主营：PP、PA66、TPEE、塑料原料、PC
- 主营：热塑性弹性体、防螨助剂、树脂油墨稀释剂
- 主营：TPE颗粒、ABS颗粒、PP颗粒、TPV塑胶原料、PC/ABS合金材料、PC颗粒
- 主营：包胶料、tpr材料、tpe材料、tpr原料、tpe原料、tpr塑料、tpe塑料、abs增韧、tpe脚轮料、tpr透明料、tpe颗粒材料、tpr高透明料、tpe密封条料、防火tpe包胶、tpr10度透明料、tpr玩具原材料
- 主营：尼龙66pa66、PA6、HTN、弹性体、PET、PBT、PA6T、透明尼龙
- 主营：沉淀胶、气相胶、硅胶量、硅橡胶、qp1液态、道康宁、陶氏硅胶、硅胶、氟硅胶、充足c6-2、快捷c6-2、陶氏c6-2、零售c6-2、c6-2植入、专用国产、固体硅胶、液态硅胶、环保陶氏、特殊硅胶、硅胶定制、库存充足、快捷国产、阻燃硅胶、硅胶零售
- 主营：玻璃矿物、PMMA亚克力、PA9T工程塑料、POM塑胶原料、PA66塑胶原料、LCP塑胶原料、PA12塑胶原料、PA6塑胶原料、ABS塑胶原料、PC/ABS塑胶原料、PPO塑胶原料、TPU弹性体、TPEE塑胶原料、PBT工程塑料、沙林料、PC塑料、PVA降解塑料
- 主营：蛋白胨、牛骨蛋白胨、福美钠、丁腈橡胶本地供应商、强氯精、单乙醇胺、三乙醇胺、氯化铜、水玻璃、防辐射硫酸钡
- 主营：耐火浇注料、酸性炉衬材料、高效除渣剂、橡胶颗粒粉、铝矾土高铝细粉、石墨化增碳剂、透热炉打结料、线圈胶泥、中性炉衬材料、导电粉、中间包可塑料、打炉料、干振料、刚玉炉衬料、硅藻土、电气石托玛琳粉、膨润土、重晶石硫酸钡粉、蛭石、高岭土、石英沙石英粉、绿泥白泥修补料、凹凸棒土、重质轻质碳酸钙、雨花石炉料
- 主营：铝矾土、线圈胶泥、感应电炉炉衬、橡胶颗粒、酸性炉衬材料、中性炉衬材料、捣打料、干振料、加热炉浇灌料、硅质打炉料、中间包可塑料、可塑快速修补料、石英砂、中频炉炉衬料、高岭土、透热炉打结料、氢氧化钙、机制木炭、膨润土、绿泥白泥修补料、火山石板材、氧化钙、凹凸棒土粉、沸石粉沸石颗粒
- 主营：三甘醇、五氧化二钒、纯牛骨蛋白胨、丁腈橡胶耐磨塑料、牛油脂肪酸、氯偏乳液、苄基胂酸、漂粉精、苯甲醇、草酸镍、磷酸、六氟磷酸钾、次氯酸钙、钯碳、草酸钛钾、粘土固化剂、福美钠、戊二醛、碳酸钡、硝酸异辛酯、二甲基二硫代氨基甲酸、四氧化三铅、氯化锌、松醇油、磺化油、氟化氢钾
- 主营：元明粉、丙酸钙、玻璃粉、丁腈橡胶酚醛树脂原料、冰醋酸、液压油、浮选油、草酸铵、生石灰、硅酸钠、单宁酸、胶泥粉、降阻剂、冰晶石、二萘酚、促进剂、熟石灰、三甘醇、大豆蜡、泡花碱、铵明矾、石英砂、丙二醇、edta四钠、edta二钠、维生素b1
- 主营：甘氨酸、滑石粉、三甘醇、丁腈橡胶制作耐油制品、生桐油、水杨酸、葡聚糖、石英砂、薄荷脑、苯甲醇、平平加、丁酸钠、磷酸氢、扩散剂、漂白精、硬脂酸、消泡剂、蛋白胨、硫化锌、磷酸铁、黄糊精、硫酸钾、磷酸铝、磷铁粉、雷米邦、氧化铅