2 More LBS On The Mains

Discussion in 'Badminton Stringing Techniques & Tools' started by magiadam, Sep 17, 2006.

  1. magiadam

    magiadam Regular Member

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    What kind of effect does this have? Rather than the extra 2 LBS on the crosses?
     
  2. modious

    modious Regular Member

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    To retain the racket's shape. If you string 2lbs more on the cross, your racket will break or look like a circle.
     
  3. cooler

    cooler Regular Member

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    nope, kdm has his main >> than his cross
     
  4. __Lam

    __Lam Regular Member

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    doesn't the tension balance out after? since the mains and crosses cross each other?
     
  5. cooler

    cooler Regular Member

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    not if u do 4 or more point stringing :p
     
  6. __Lam

    __Lam Regular Member

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    hmmmmm, thats wierd, wouldn't the shape be a bit deformed then??
     
  7. modious

    modious Regular Member

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    ??

    I was replying to magiadam who said what if he strung the cross > than the mains.

    Mains are always tighter than crosses. I do that too.
     
  8. Neil Nicholls

    Neil Nicholls Regular Member

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    no he didn't

    maybe you have mains/crosses the wrong way round.
    Mains run in the same direction as the shaft, throat to head.



    mains are longer than crosses, so higher tension on the mains than the crosses might make the strings work better together.
    I've used mains>crosses and not had any distortion problems (using my 6-pt machine)
     
    #8 Neil Nicholls, Sep 18, 2006
    Last edited: Sep 18, 2006
  9. modious

    modious Regular Member

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    ok I got a little confused after being out of touch for 2 years plus :D :D

    yeah I always string the mains (vertical), 1lbs tighter than the cross (horizontal). :D
     
  10. magiadam

    magiadam Regular Member

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    Is there a difference between where the extra pounds go? If yes, what are they? More advantage on the crosses or mains?
     
  11. taneepak

    taneepak Regular Member

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    Having higher tension on the main strings than the cross strings or even having the same tension for both will distort the racquet frame. You can do a search on why having 10% higher tension on the crosses than the mains will keep the frame with minimal distortion.
    You can do a qc check on your racquet after each stringing job. There are two ways of doing this and they are very precise. One way is useful for those who have a few brand new racquets of the same model. After stringing one racquet, just compare it with a new unstrung racquet of the same model. There are two comparisons to check. One is to compare the frame shape, the other the total length of the two racquets (one strung, the other unstrung). A second way to check is to place the unstrung racquet you are going to string against a flat wall, with the butt end standing on the flat floor. Get a piece of Scoth or 3M Paste-It paper and stick it on the wall at the top of the racquet head. Use a thin pencil and trace the outline of the racquet top (head)-a 4" long outline will do. Now go and string your racquet. After stringing, bring it back to the wall and compare with the outline tracing.
    It is unlikely that short of the 10% higher cross tension any other tension combinations will not distort the frame.
     
  12. roller

    roller Regular Member

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    My regular stringer usually weave the mains and crosses first before stringing. But I notice some stringers only weave the mains and start stringing. Would it make a difference in the tension?
     
  13. Quasimodo

    Quasimodo Regular Member

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    I doubt it. Or, rather, I can't think of a reason why it would.

    One prestringing activity that would affect the final stringbed stiffness is prestretching (the string).
     
  14. CoolDoo6

    CoolDoo6 Regular Member

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    Here are my deductions/observations:

    1. Mains > Crosses

    Wider frame
    Increased torque tollerance (or accuracy) from off center hits on either side of the sweet spot
    Crosses tend to move around

    2. Mains < Crosses

    Minimal distortion
    Mains tend to move around

    3. Mains = Crosses

    Longer frame
    Greatest string bed stiffness
    Minimal string movement
    Reduced accuracy from off center hits on either side of the sweet spot


    The described characteristics become more pronounced as the tension used is increased. Choose these according to your needs.
     
  15. taneepak

    taneepak Regular Member

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    Except for 2 above the others will distort the frame. See my earlier post #11 on how to qc and measure frame distortion with more precision. If you string at high tension both mains and crosses will not move.
     
  16. CoolDoo6

    CoolDoo6 Regular Member

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    My recent string jobs of 29/27lb moved, but 27/27lb didn't move.
     
  17. Shiryu

    Shiryu Regular Member

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    Hum... I don't know man... you can't make a conclusion like that base on one or two string jobs.
     
  18. CoolDoo6

    CoolDoo6 Regular Member

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    Yeah, man. 16.75/16.75lb and 16/16lb didn't move. 15/15lb moved only slightly. Like you said, you don't know man :).
     
  19. taneepak

    taneepak Regular Member

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    Also, a distorted frame will move strings less than a non-distorted frame, AOTBE. BTW, strings also move a lot if you cut smash.
     
  20. __Lam

    __Lam Regular Member

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    whats the diff between 2 pt and 4 pt stringing?
     

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