About

About

Dongguan Baoxing Lubricating Oil Co., Ltd. is a special lubricating grease manufacturer integrating production, research and development, and sales. It mainly deals in Baoxing "B·X" lubricating oil and grease, and specializes in customizing various types of product assembly and equipment maintenance lubricating oil and grease for the manufacturing industry.

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Product Center

Product Center

Dongguan Baoxing Lubricating Oil Co., Ltd. is a special lubricating grease manufacturer integrating production, research and development, and sales. It mainly deals in Baoxing "B·X" lubricating oil and grease, and specializes in customizing various types of product assembly and equipment maintenance lubricating oil and grease for the manufacturing industry.

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Solution

Solution

Dongguan Baoxing Lubricating Oil Co., Ltd. is a special lubricating grease manufacturer integrating production, research and development, and sales. It mainly deals in Baoxing "B·X" lubricating oil and grease, and specializes in customizing various types of product assembly and equipment maintenance lubricating oil and grease for the manufacturing industry.

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Tech Support

Tech Support

Dongguan Baoxing Lubricating Oil Co., Ltd. is a special lubricating grease manufacturer integrating production, research and development, and sales. It mainly deals in Baoxing "B·X" lubricating oil and grease, and specializes in customizing various types of product assembly and equipment maintenance lubricating oil and grease for the manufacturing industry.

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News

News

Dongguan Baoxing Lubricating Oil Co., Ltd. is a special lubricating grease manufacturer integrating production, research and development, and sales. It mainly deals in Baoxing "B·X" lubricating oil and grease, and specializes in customizing various types of product assembly and equipment maintenance lubricating oil and grease for the manufacturing industry.

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Contact

Contact

Dongguan Baoxing Lubricating Oil Co., Ltd. is a special lubricating grease manufacturer integrating production, research and development, and sales. It mainly deals in Baoxing "B·X" lubricating oil and grease, and specializes in customizing various types of product assembly and equipment maintenance lubricating oil and grease for the manufacturing industry.

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400-030-2118

橡胶密封圈也怕“润滑脂腐蚀”?宝星教你如何选对润滑脂


Release time:

2025-12-17

在各种机械设备、汽车零部件、食品机械以及家电产品中,橡胶密封圈几乎无处不在。它虽然不起眼,却是防止泄漏、隔绝污染、维持压力稳定的重要部件。

 

密封圈通常安装在轴承、阀门、泵体、气缸、活塞杆等位置,承担着“密封”与“保护”的双重任务。一旦密封圈老化、磨损或被润滑剂腐蚀,就可能导致漏油、漏气,甚至设备停机。

 

 

那么,为橡胶密封圈选用润滑脂时,需要注意哪些问题?

 

首先,要看材料相容性,不同类型的橡胶对润滑脂成分的耐受程度不同

例如:NBR(丁腈橡胶)不耐强极性油脂;EPDM(三元乙丙橡胶)不能接触含矿物油的润滑脂;FKM(氟橡胶)则适合高温、高压场合使用。

 

 

其次,要根据使用环境选择合适的性能类型

在高温密封处,建议选用耐高温、抗氧化型润滑脂;在潮湿或含水工况中,应选用防水、防锈型润滑脂;对于食品加工设备,还需符合NSF H1 食品级安全认证。

 

合适的润滑脂不仅能减少密封圈的摩擦与磨损,还能形成保护膜,防止老化龟裂,延长使用寿命。

 

 

宝星润滑油可根据不同行业密封圈材质与工况,定制专属润滑脂配方,从橡胶兼容性、耐温性能、防水防霉等方面全面优化。欢迎来电咨询,取样测试,一起解决密封润滑难题!