Replacing bearings with Drylin bushings

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When I purchased my China made Anet A8 printer, it came with the ball bearing style bearings for the 8mm guide rods. While pulling parts out of the box and putting them together, I notices several of the small ball bearings fell out of their respective holders. At the time, I really didn't know what to think of it (ie: were these just extra ball bearings falling out; were they actually needed). I put the printer together anyway and it seems to work okay.



I have noticed while I've been printing, there's a lot of noise during travel of the pieces. I'm not exactly sure where the noise is coming from, but realize it has to be coming from one or more of the bearings. To hopefully fix the issue, I've purchased some Igus Drylin polymer bearings to replace the ball bearings:



enter image description here



My questions are:



  • When installing these bushings, should they be completely dry?

  • Should I at least clean the rods?

  • Are they completely maintenance free?

  • Anything else I'm not thinking of to worry about?






share|improve this question


























    up vote
    4
    down vote

    favorite












    When I purchased my China made Anet A8 printer, it came with the ball bearing style bearings for the 8mm guide rods. While pulling parts out of the box and putting them together, I notices several of the small ball bearings fell out of their respective holders. At the time, I really didn't know what to think of it (ie: were these just extra ball bearings falling out; were they actually needed). I put the printer together anyway and it seems to work okay.



    I have noticed while I've been printing, there's a lot of noise during travel of the pieces. I'm not exactly sure where the noise is coming from, but realize it has to be coming from one or more of the bearings. To hopefully fix the issue, I've purchased some Igus Drylin polymer bearings to replace the ball bearings:



    enter image description here



    My questions are:



    • When installing these bushings, should they be completely dry?

    • Should I at least clean the rods?

    • Are they completely maintenance free?

    • Anything else I'm not thinking of to worry about?






    share|improve this question
























      up vote
      4
      down vote

      favorite









      up vote
      4
      down vote

      favorite











      When I purchased my China made Anet A8 printer, it came with the ball bearing style bearings for the 8mm guide rods. While pulling parts out of the box and putting them together, I notices several of the small ball bearings fell out of their respective holders. At the time, I really didn't know what to think of it (ie: were these just extra ball bearings falling out; were they actually needed). I put the printer together anyway and it seems to work okay.



      I have noticed while I've been printing, there's a lot of noise during travel of the pieces. I'm not exactly sure where the noise is coming from, but realize it has to be coming from one or more of the bearings. To hopefully fix the issue, I've purchased some Igus Drylin polymer bearings to replace the ball bearings:



      enter image description here



      My questions are:



      • When installing these bushings, should they be completely dry?

      • Should I at least clean the rods?

      • Are they completely maintenance free?

      • Anything else I'm not thinking of to worry about?






      share|improve this question














      When I purchased my China made Anet A8 printer, it came with the ball bearing style bearings for the 8mm guide rods. While pulling parts out of the box and putting them together, I notices several of the small ball bearings fell out of their respective holders. At the time, I really didn't know what to think of it (ie: were these just extra ball bearings falling out; were they actually needed). I put the printer together anyway and it seems to work okay.



      I have noticed while I've been printing, there's a lot of noise during travel of the pieces. I'm not exactly sure where the noise is coming from, but realize it has to be coming from one or more of the bearings. To hopefully fix the issue, I've purchased some Igus Drylin polymer bearings to replace the ball bearings:



      enter image description here



      My questions are:



      • When installing these bushings, should they be completely dry?

      • Should I at least clean the rods?

      • Are they completely maintenance free?

      • Anything else I'm not thinking of to worry about?








      share|improve this question













      share|improve this question




      share|improve this question








      edited Aug 26 at 14:54









      Sean Houlihane

      2,3361429




      2,3361429










      asked Aug 25 at 13:50









      Pᴀᴜʟsᴛᴇʀ2

      4401216




      4401216




















          2 Answers
          2






          active

          oldest

          votes

















          up vote
          5
          down vote



          accepted










          According to igus commercial documentation, these bushings:



          • do not need any kind of lubrication,

          • are not susceptible to humidity (but your steel rods might)

          • work seamlessly in presence of dust (it gets expelled from the bushing with movements)

          I've replaced all of my bearings with these, and in my experience, the above claims have been true so far. I must say that I am really pleased with them. Movement is smoother, and the noise is considerably lower.



          I did clean the rods to remove any trace of lubrication prior to installing them. I did not dry them.



          I believe that igus is also selling rods in a material designed to even further improve the qualities of these bushings, but it starts to become quite an investment.






          share|improve this answer




















          • one should note, that bushings of this type are possibly "self lubricating" as in the plastic will get eaten away with wear.
            – Trish
            Aug 26 at 15:05










          • @Trish - They don't self lubricate, they are lubrication free. An analogy would be a hard wearing, non-stick surface such as Teflon. As their is minimal wear, their life expectancy is greater than that of traditional bearings. There is an online life expectancy calculator.
            – Greenonline♦
            Aug 26 at 18:28

















          up vote
          1
          down vote













          In addition to this answer and addressing Anything else I'm not thinking of to worry about? I would like to add that you should take care in installing the plastic bearings in suitable housings. It is best to lower the mass of the carriages by replacing the blocks and the bearings, there are a lot of printable bearing housings to find on the internet (e.g. Thingiverse). When installing plastic bearings, it is quite easy to get problems with bearings that bind, so take care when you install them and make sure the bearings do not bind (before you re-install the belt).






          share|improve this answer




















          • I found when installing them, to leave everything loose (mounting screws) until the rods were completely back into place. This pretty much prevented binding. Yes, I was worried about that as well.
            – Pᴀᴜʟsᴛᴇʀ2
            Aug 27 at 21:02










          • That is exactly how to mount them properly!
            – 0scar
            Aug 28 at 6:09










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          2 Answers
          2






          active

          oldest

          votes








          2 Answers
          2






          active

          oldest

          votes









          active

          oldest

          votes






          active

          oldest

          votes








          up vote
          5
          down vote



          accepted










          According to igus commercial documentation, these bushings:



          • do not need any kind of lubrication,

          • are not susceptible to humidity (but your steel rods might)

          • work seamlessly in presence of dust (it gets expelled from the bushing with movements)

          I've replaced all of my bearings with these, and in my experience, the above claims have been true so far. I must say that I am really pleased with them. Movement is smoother, and the noise is considerably lower.



          I did clean the rods to remove any trace of lubrication prior to installing them. I did not dry them.



          I believe that igus is also selling rods in a material designed to even further improve the qualities of these bushings, but it starts to become quite an investment.






          share|improve this answer




















          • one should note, that bushings of this type are possibly "self lubricating" as in the plastic will get eaten away with wear.
            – Trish
            Aug 26 at 15:05










          • @Trish - They don't self lubricate, they are lubrication free. An analogy would be a hard wearing, non-stick surface such as Teflon. As their is minimal wear, their life expectancy is greater than that of traditional bearings. There is an online life expectancy calculator.
            – Greenonline♦
            Aug 26 at 18:28














          up vote
          5
          down vote



          accepted










          According to igus commercial documentation, these bushings:



          • do not need any kind of lubrication,

          • are not susceptible to humidity (but your steel rods might)

          • work seamlessly in presence of dust (it gets expelled from the bushing with movements)

          I've replaced all of my bearings with these, and in my experience, the above claims have been true so far. I must say that I am really pleased with them. Movement is smoother, and the noise is considerably lower.



          I did clean the rods to remove any trace of lubrication prior to installing them. I did not dry them.



          I believe that igus is also selling rods in a material designed to even further improve the qualities of these bushings, but it starts to become quite an investment.






          share|improve this answer




















          • one should note, that bushings of this type are possibly "self lubricating" as in the plastic will get eaten away with wear.
            – Trish
            Aug 26 at 15:05










          • @Trish - They don't self lubricate, they are lubrication free. An analogy would be a hard wearing, non-stick surface such as Teflon. As their is minimal wear, their life expectancy is greater than that of traditional bearings. There is an online life expectancy calculator.
            – Greenonline♦
            Aug 26 at 18:28












          up vote
          5
          down vote



          accepted







          up vote
          5
          down vote



          accepted






          According to igus commercial documentation, these bushings:



          • do not need any kind of lubrication,

          • are not susceptible to humidity (but your steel rods might)

          • work seamlessly in presence of dust (it gets expelled from the bushing with movements)

          I've replaced all of my bearings with these, and in my experience, the above claims have been true so far. I must say that I am really pleased with them. Movement is smoother, and the noise is considerably lower.



          I did clean the rods to remove any trace of lubrication prior to installing them. I did not dry them.



          I believe that igus is also selling rods in a material designed to even further improve the qualities of these bushings, but it starts to become quite an investment.






          share|improve this answer












          According to igus commercial documentation, these bushings:



          • do not need any kind of lubrication,

          • are not susceptible to humidity (but your steel rods might)

          • work seamlessly in presence of dust (it gets expelled from the bushing with movements)

          I've replaced all of my bearings with these, and in my experience, the above claims have been true so far. I must say that I am really pleased with them. Movement is smoother, and the noise is considerably lower.



          I did clean the rods to remove any trace of lubrication prior to installing them. I did not dry them.



          I believe that igus is also selling rods in a material designed to even further improve the qualities of these bushings, but it starts to become quite an investment.







          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Aug 25 at 14:48









          Nikkoura

          1387




          1387











          • one should note, that bushings of this type are possibly "self lubricating" as in the plastic will get eaten away with wear.
            – Trish
            Aug 26 at 15:05










          • @Trish - They don't self lubricate, they are lubrication free. An analogy would be a hard wearing, non-stick surface such as Teflon. As their is minimal wear, their life expectancy is greater than that of traditional bearings. There is an online life expectancy calculator.
            – Greenonline♦
            Aug 26 at 18:28
















          • one should note, that bushings of this type are possibly "self lubricating" as in the plastic will get eaten away with wear.
            – Trish
            Aug 26 at 15:05










          • @Trish - They don't self lubricate, they are lubrication free. An analogy would be a hard wearing, non-stick surface such as Teflon. As their is minimal wear, their life expectancy is greater than that of traditional bearings. There is an online life expectancy calculator.
            – Greenonline♦
            Aug 26 at 18:28















          one should note, that bushings of this type are possibly "self lubricating" as in the plastic will get eaten away with wear.
          – Trish
          Aug 26 at 15:05




          one should note, that bushings of this type are possibly "self lubricating" as in the plastic will get eaten away with wear.
          – Trish
          Aug 26 at 15:05












          @Trish - They don't self lubricate, they are lubrication free. An analogy would be a hard wearing, non-stick surface such as Teflon. As their is minimal wear, their life expectancy is greater than that of traditional bearings. There is an online life expectancy calculator.
          – Greenonline♦
          Aug 26 at 18:28




          @Trish - They don't self lubricate, they are lubrication free. An analogy would be a hard wearing, non-stick surface such as Teflon. As their is minimal wear, their life expectancy is greater than that of traditional bearings. There is an online life expectancy calculator.
          – Greenonline♦
          Aug 26 at 18:28










          up vote
          1
          down vote













          In addition to this answer and addressing Anything else I'm not thinking of to worry about? I would like to add that you should take care in installing the plastic bearings in suitable housings. It is best to lower the mass of the carriages by replacing the blocks and the bearings, there are a lot of printable bearing housings to find on the internet (e.g. Thingiverse). When installing plastic bearings, it is quite easy to get problems with bearings that bind, so take care when you install them and make sure the bearings do not bind (before you re-install the belt).






          share|improve this answer




















          • I found when installing them, to leave everything loose (mounting screws) until the rods were completely back into place. This pretty much prevented binding. Yes, I was worried about that as well.
            – Pᴀᴜʟsᴛᴇʀ2
            Aug 27 at 21:02










          • That is exactly how to mount them properly!
            – 0scar
            Aug 28 at 6:09














          up vote
          1
          down vote













          In addition to this answer and addressing Anything else I'm not thinking of to worry about? I would like to add that you should take care in installing the plastic bearings in suitable housings. It is best to lower the mass of the carriages by replacing the blocks and the bearings, there are a lot of printable bearing housings to find on the internet (e.g. Thingiverse). When installing plastic bearings, it is quite easy to get problems with bearings that bind, so take care when you install them and make sure the bearings do not bind (before you re-install the belt).






          share|improve this answer




















          • I found when installing them, to leave everything loose (mounting screws) until the rods were completely back into place. This pretty much prevented binding. Yes, I was worried about that as well.
            – Pᴀᴜʟsᴛᴇʀ2
            Aug 27 at 21:02










          • That is exactly how to mount them properly!
            – 0scar
            Aug 28 at 6:09












          up vote
          1
          down vote










          up vote
          1
          down vote









          In addition to this answer and addressing Anything else I'm not thinking of to worry about? I would like to add that you should take care in installing the plastic bearings in suitable housings. It is best to lower the mass of the carriages by replacing the blocks and the bearings, there are a lot of printable bearing housings to find on the internet (e.g. Thingiverse). When installing plastic bearings, it is quite easy to get problems with bearings that bind, so take care when you install them and make sure the bearings do not bind (before you re-install the belt).






          share|improve this answer












          In addition to this answer and addressing Anything else I'm not thinking of to worry about? I would like to add that you should take care in installing the plastic bearings in suitable housings. It is best to lower the mass of the carriages by replacing the blocks and the bearings, there are a lot of printable bearing housings to find on the internet (e.g. Thingiverse). When installing plastic bearings, it is quite easy to get problems with bearings that bind, so take care when you install them and make sure the bearings do not bind (before you re-install the belt).







          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Aug 27 at 20:52









          0scar

          4,6701632




          4,6701632











          • I found when installing them, to leave everything loose (mounting screws) until the rods were completely back into place. This pretty much prevented binding. Yes, I was worried about that as well.
            – Pᴀᴜʟsᴛᴇʀ2
            Aug 27 at 21:02










          • That is exactly how to mount them properly!
            – 0scar
            Aug 28 at 6:09
















          • I found when installing them, to leave everything loose (mounting screws) until the rods were completely back into place. This pretty much prevented binding. Yes, I was worried about that as well.
            – Pᴀᴜʟsᴛᴇʀ2
            Aug 27 at 21:02










          • That is exactly how to mount them properly!
            – 0scar
            Aug 28 at 6:09















          I found when installing them, to leave everything loose (mounting screws) until the rods were completely back into place. This pretty much prevented binding. Yes, I was worried about that as well.
          – Pᴀᴜʟsᴛᴇʀ2
          Aug 27 at 21:02




          I found when installing them, to leave everything loose (mounting screws) until the rods were completely back into place. This pretty much prevented binding. Yes, I was worried about that as well.
          – Pᴀᴜʟsᴛᴇʀ2
          Aug 27 at 21:02












          That is exactly how to mount them properly!
          – 0scar
          Aug 28 at 6:09




          That is exactly how to mount them properly!
          – 0scar
          Aug 28 at 6:09

















           

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