Company Name: Xiamen Powerway Advanced Material Co., Ltd
Tel: +86-592-5601404
Fax: +86-592-5745822

Address: #3007-3008, No.89, Anling,Huli Developing Zone, Xiamen,China
3-2. Scratches

3-2. Scratches

Grooves or cuts below the surface plane of the wafer having a length-to-width ratio of greater than 5 to 1. Scratches are speci ed by the number of discrete
scratches times the total length in fractional diameter.