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
3-1. Large Point Defects

3-1. Large Point Defects

Defects which exhibit a clear shape to the unassisted eye and are > 50 microns across. These features include spikes, adherent particles, chips and craters. Large point defects less than 3 mm apart count as one defect.