4″ Prime Silicon Wafer
PAM XIAMEN offers 4″ Prime Silicon Wafer. Silicon wafers, per SEMI Prime, P/P 4″Ø×300±25µm, p-type Si:B[100]±0.5°, Ro=(5-10)Ohmcm, TTV<10µm, Bow<40µm, Warp<40µm, Both-sides-polished, SEMI Flats (two), Sealed in Empak cassette. Primary Flat: 32.5±-2.5, 110±1°。 Secondary Flat: 18±2,90°±5° For more information, please visit our website: https://www.powerwaywafer.com, send us email at sales@powerwaywafer.com and [...]