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
2-28.WARP

 2-28.WARP:


Warp is the difference between the maximum and the minimum distances of the median surface of a free, un-clamped wafer from the reference plane defined above. This definition follows ASTM F657, and ASTM F1390,which deviation from a plane of a slice or wafer centerline containing both concave and convex regions.
 

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