Overview
Solar thermal power mineral grease is a specially formulated lubricant designed for concentrated solar power (CSP) applications. It addresses the unique challenges of solar thermal plants, where components are exposed to extreme temperature fluctuations, UV radiation, and environmental stressors. Unlike conventional greases, CSP mineral grease maintains its viscosity and lubricating properties across a wide temperature range (-40°C to +300°C). Its formulation typically includes high-grade mineral base oils thickened with lithium or calcium complex soap, often enhanced with anti-oxidant and anti-wear additives.
Physical and Chemical Properties
The grease exhibits exceptional thermal stability, resisting oxidation and hardening even under prolonged high-temperature exposure. Its dropping point typically exceeds 250°C, preventing liquefaction in hot CSP environments. Key rheological properties include high mechanical stability (resistance to shear thinning) and excellent water resistance. The grease forms a durable lubricating film that withstands both slow-moving and oscillating motions common in solar tracking systems. Its thermal conductivity is often enhanced to help dissipate heat from critical components.
Main Applications
Primary applications include lubrication of solar tracker systems, where it reduces wear in slew drives and azimuth/elevation bearings. It's also used in heliostat pivot points and linear actuator mechanisms throughout CSP plants. The grease protects mechanical components in parabolic trough systems, tower receivers, and Fresnel reflector assemblies. Some formulations are approved for use in enclosed gearboxes within solar field power conversion systems, where they must maintain performance across extreme temperature cycles.
Safety and Storage
While generally non-hazardous, proper handling procedures should be followed. Store in original sealed containers between 5°C-40°C, protected from moisture and contamination. Shelf life is typically 2-3 years when stored properly. For application, ensure surfaces are clean and dry. Apply using grease guns or automated lubrication systems where available. Avoid mixing with incompatible greases, as this may degrade performance. Dispose of used grease according to local environmental regulations.
B2B Procurement Guide
When procuring CSP mineral grease, verify certifications such as DIN 51825 or ISO 6743-9 standards. Key selection criteria include operating temperature range, NLGI grade (commonly #2 for solar applications), and base oil viscosity. Request technical datasheets with complete property profiles, including four-ball wear test results and oxidation stability data. For large-scale projects, consider bulk purchasing agreements with manufacturers who offer technical support and customized formulations. Always test new grease formulations in pilot applications before full deployment.
Related Manufacturers
- 主营：美孚液压油、美孚齿轮油、克鲁勃润滑油、美孚润滑脂、克鲁勃润滑脂、福斯润滑脂、壳牌润滑脂、美孚导轨油、壳牌液压油、壳牌可耐压齿轮油、壳牌齿轮油、嘉实多液压油、嘉实多切削液、嘉实多切削油、克鲁勃41-141、美孚320齿轮油、美孚DTE25UT、嘉实多齿轮油、道达尔液压油、Kluber、福斯液压油
- 主营：封口蜡、水杨酸、正辛烷、肉桂醇、珠光片、碳酸镁、肉桂醛、建筑料、磷酸铝、肉桂酸、戊二醛、切削液、叔丁醇、清洗剂、硫化钠、硫化钡、升硫醚、硫化钙、杀菌液、氯化锌、黄原胶、助染剂、椰子油、氯化锰、氧化锑
- 主营：优氯净、二萘酚、硫酸锌、封口蜡、甘露醇、水杨酸、硫酸锰、防染盐、正辛烷、牛磺酸、白僵菌、冰醋酸、铵明矾、肉桂醇、碳酸镁、肉桂醛、磷酸铝、戊二醛、沸石粉、硫化钠、硫化钡、硫化钙、氯化锌、黄原胶、磺酸钙
- 主营：道达尔液压油、壳牌切削液、美孚46号液压油、壳牌润滑脂、福斯导轨油、壳牌润滑油、嘉实多合成齿轮油、嘉实多导轨油、道达尔导轨油、道达尔切削液、威达2号导轨油、美孚460齿轮油、美孚DTE涡轮机油、美孚拉玛润滑油、威格力1405导轨油、佳高冷冻机油、特嘉开式齿轮油、格高320齿轮油、克特102切削液、福斯齿轮油、得力士液压油、壳牌重负荷齿轮油、壳牌68号齿轮油、壳牌32号齿轮油
- 主营：润滑油、克鲁勃、Kluber、润滑脂、福斯、fuchs、Molykote、Everlube、LUBRIPLATE、DIVINOL、协同、kyodo、Castrol、NOK、P-80、shell、rivolta、Lubcon、LE、optishield、Torrlube、ROYAL 紫皇冠
- 主营：润滑脂
- 主营：检测仪、测定仪、色度分析仪、液体密度测定仪、水质浊度计、酸碱浓度计、酸值测定仪、浊度分析仪、钠离子分析仪、运动粘度测定仪、硅酸根分析仪、硅酸根监测仪、磷酸根监测仪、油液污染度测定仪、氧化安定性测定仪、水质分析仪器、实验室浊度仪、溶解氧分析仪、红外分光测油仪、自燃点测定仪、馏程测定仪、红外测油仪、氢电导率仪、闪点测定仪
- 主营：冲压油、切削液、电火花、润滑脂、耐塑胶、白骑士、齿轮油、液压油、机器人、保护剂、斜齿轮、润滑油、防护剂、链条油、润滑剂、清洗剂、高温油、防卡剂、防锈油、防锈剂、组装膏、导轨油、磨削油、切削油、真空泵
- 主营：SRRC无线认证、粉尘爆炸可爆性、WF2防腐等级、润滑脂检测报告、招投标报告、防腐等级检测认证、防腐等级测试、3D尺寸测量、耐火阻燃等级检测、纸箱检测、粉尘爆炸测试、材料成分分析
- 主营：绝缘油、液压油、防冻液、白色润滑脂、齿轮油、导热油、润滑油、柴机油、汽油机油、热传导油、车辆车轮油、固体润滑剂、汽车刹车油、全合成汽油、数控导轨油、车辆制动液、摩托车机油、发动机冷却液、耐高温润滑剂、多功能工具油、空气压缩机油、车辆变速器油、工业车辆齿轮、防锈液压导轨油
- 主营：润滑脂长城、切削液、抗磨液压油、长城润滑油
- 主营：注油杯、润滑器、注油器、注脂器、工业油脂、通用油脂、黄油加脂器、润滑盒、电池组、工程塑料、单点油杯、轴承设备、电机润滑、驱动单元、轴承电机、工业油杯、驱动装置、塑料注油、润滑系统、润滑油泵、润滑油杯、启动电源、电动驱动、限定开关、滚筒轴承座
- 主营：工业润滑油、防腐锈油、导轨油、工业润滑脂、润滑脂、防腐油脂、食品级油脂、防锈油脂、特种油脂、柴油发动机油、抗磨液压油、压缩机油
- 主营：长城润滑油、润倍润滑油
- 主营：甲基乙烯基Mq硅树脂、消泡剂助剂