工业润滑油的主要选用原则是粘度。
一般说,在中转速、中载荷和温度不太高的工况下,选用中粘度润滑油;在高载荷、低转速和温度较高的工况下,选用高粘度润滑油或添加极压抗磨剂的润滑油在低载荷、高转速和低温的工况下,选用低粘度润滑油;在宽高低温范围、轻载荷和高转速,以及有其它特殊要求的工况下,选用合成润滑油。
双吸式三螺杆泵
双吸式三螺杆泵用在低压大流量的工况。这是由于三螺杆泵螺旋段横截面的过流断面面积并不大,单吸式结构的流量值相对较小,为了增大三螺杆泵的流量,较大流量的工况就采用双吸式结构。
材质W21锡青铜衬套系列
SMH40R38E6.7W21 SMH40R38U8W21 SMH40R38U12.1W21
SMH40R46E6.7W21 SMH40R46U8W21 SMH40R46U12.1W21
SMH40R54E6.7W21 SMH40R54U8W21 SMH40R54U12.1W21
SMH80R36E6.7W21 SMH80R36U8W21 SMH80R36U12.1W21
SMH80R42E6.7W21 SMH80R42U8W21 SMH80R42U12.1W21
SMH80R46E6.7W21 SMH80R46U8W21 SMH80R46U12.1W21
SMH80R54E6.7W21 SMH80R54U8W21 SMH80R54U12.1W21
SMH120R42E6.7W21 SMH120R42U8W21 SMH120R42U12.1W21
SMH120R46E6.7W21 SMH120R46U8W21 SMH120R46U12.1W21
SMH120R54E6.7W21 SMH120R54U8W21 SMH120R54U12.1W21
SMH210R40E6.7W21 SMH210R40U8W21 SMH210R40U12.1W21
SMH210R46E6.7W21 SMH210R46U8W21 SMH210R46U12.1W21
SMH210R54E6.7W21 SMH210R54U8W21 SMH210R54U12.1W21
SMH280R43E6.7W21 SMH280R43U8W21 SMH280R43U12.1W21
SMH280R46E6.7W21 SMH280R46U8W21 SMH280R46U12.1W21
SMH280R54E6.7W21 SMH280R54U8W21 SMH280R54U12.1W21
SMH440R40E6.7W21 SMH440R40U8W21 SMH440R40U12.1W21
SMH440R42E6.7W21 SMH440R42U8W21 SMH440R42U12.1W21
SMH440R46E6.7W21 SMH440R46U8W21 SMH440R46U12.1W21
SMH440R54E6.7W21 SMH440R54U8W21 SMH440R54U12.1W21
SMH660R40E6.7W21 SMH660R40U8W21 SMH660R40U12.1W21
SMH660R44E6.7W21 SMH660R44U8W21 SMH660R44U12.1W21
SMH660R46E6.7W21 SMH660R46U8W21 SMH660R46U12.1W21
SMH660R51E6.7W21 SMH660R51U8W21 SMH660R51U12.1W21
SMH660R54E6.7W21 SMH660R54U8W21 SMH660R54U12.1W21
SMH940R42E6.7W21 SMH940R42U8W21 SMH940R42U12.1W21
SMH940R46E6.7W21 SMH940R46U8W21 SMH940R46U12.1W21
SMH940R50E6.7W21 SMH940R50U8W21 SMH940R50U12.1W21
SMH940R54E6.7W21 SMH940R54U8W21 SMH940R54U12.1W21
SMH1300R38E6.7W21 SMH1300R38U8W21 SMH1300R38U12.1W21
SMH1300R42E6.7W21 SMH1300R42U8W21 SMH1300R42U12.1W21
SMH1300R46E6.7W21 SMH1300R46U8W21 SMH1300R46U12.1W21
SMH1300R54E6.7W21 SMH1300R54U8W21 SMH1300R54U12.1W21
SMH1700R42E6.7W21 SMH1700R42U8W21 SMH1700R42E6.7W21
SMH1700R46E6.7W21 SMH1700R46U8W21 SMH1700R46E6.7W21
SMH2200R42E6.7W21 SMH2200R42U8W21 SMH2200R42E6.7W21
SMH2200R46E6.7W21 SMH2200R46U8W21 SMH2200R46E6.7W21
SMH2900R40E6.7W21 SMH2900R40U8W21 SMH2900R40E6.7W21
SMH2900R46E6.7W21 SMH2900R46U8W21 SMH2900R46E6.7W21
SMH3600R46E6.7W21 SMH3600R46U8W21 SMH3600R46E6.7W21
SMH5300R46E6.7W21 SMH5300R46U8W21 SMH5300R46E6.7W21