We have 7 inch 1X mask of quartz and crome on it. We dont have any mask
cleaning system. We have tried to celan with acetone in room temp but
result was not so good.

Can you suggest typical mask cleaning procedure.


P B Sahoo


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    |  PURNENDU BIKASH SAHOO                                             |
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    |  Sr. Engineer (VLSI:Fab.)         Email : [email protected]      |
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    |  Semiconductor Complex Ltd.       Phone : 0172-2237401(off),       |
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    |  (Near Chandigarh) Punjub                                          |
    |  www.sclindia.com                                                  |
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