Company Name: XIAMEN POWERWAY ADVANCED MATERIAL
Tel: +86-592-5601404
Fax: +86-592-5563272
E-Mail: sic@powerwaywafer.com

Address: #506B, Henghui Business Center,No.77,Lingxia Nan Road, High Technology Zone, Huli, Xiamen,361006
2-19.Scratches

2-19.Scratches


A scratch is dened as a singular cut or groove into the frontside wafer surface with a length-to-width ratio of
greater than 5 to 1, and visible under hight intensity illumination.
 

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