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stencil to PCB tolerance

kingshar

Hi, 1) Can anyone tell be what is the acceptable manufacturing tolerance from stencil to PCB

. 2) what are the methods we can avoid that.

 3) What is the method to avoid PCB shrinkage

. 4) How can we correct shrinkage

5)Is there any standard gudelines for Stencil designing

Please help me out in this.

Thanks in Advance,

 Kingshar

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  • Ejlersen

    Hi,

    You could also look at the IPC standard 7525A regarding Stencil Design

     It can be purchased at http://www.electronics.ca/standards/general/IPC-7525.html and probably also on other sites.

     

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  • Ejlersen

    Hi,

    You could also look at the IPC standard 7525A regarding Stencil Design

     It can be purchased at http://www.electronics.ca/standards/general/IPC-7525.html and probably also on other sites.

     

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