LAPPING FILM 5.00" DIA
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Lapping Film Silicon Carbide
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LAPPING FILM SM CRIMPLOK
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3MICRON DIAMOND LAPPING FILM
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LAPPING FILM ALUM OXIDE 11"X9"
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Lapping Film 254X Type R3, 2 Micron Disc, 5 In X Nh Die500X, 50 Per Inner 500 Per Case, Restricted
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,外径不甚一致,需予以机械加工修边,然后以X光绕射法,定出主切面 (primary flat) 的所在,磨出该平面;再以内刃环锯,削下一片片的硅晶圆。最后经过粗磨 (lapping)、化学蚀平
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(Saw)”将硅锭切成独立的晶圆。(3)晶圆研磨、侵蚀(Wafer lapping,etching)◈ 切片的晶圆片使用旋转研磨机和氧化铝浆料进行机械研磨,使晶圆片表面平整、平行,减少机械缺陷。◈ 然后
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