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I am in urgent need of silicon raw material Buyer and Importer from China - Buying Lead

19 Mar, 2024

I am in urgent need of silicon raw material

Requirements for Polycrystalline Silicon Material Application: All the following material to be used in solar grade mono-crystalline silicon growing   Requirements for Intrinsic Virgin polycrystalline silicon Cleaning Granularity Chemical Properties         P B C Show More...

Requirements for Polycrystalline Silicon Material Application: All the following material to be used in solar grade mono-crystalline silicon growing   Requirements for Intrinsic Virgin polycrystalline silicon Cleaning Granularity Chemical Properties         P B C Total Content of Metals mm ppba ppba ppma ppba pickling 0-20≤10%;20-100≥90% ≤0.3 ≤0.06 ≤0.17 ≤1.0 Silicon Purity:99.9999% II.Requirements for mono-crystalline silicon ingot Tops & Tails Source CZ-process Type of material Ingot Top & End Size Na Na Treatment Un-treated Un-treated Resistivity >0.5 Ohm. cm  >0.5 Ohm. cm [Oi] 8u00b5S  >8u00b5S  Conductivity  P-type  N-type Dopant material   Boron  Phosphorous III.Requirements for mono-crystalline silicon ingot Tops & Tails Source CZ-process Type of material Size Na Na Treatment Un-treated Un-treated Resistivity >0.5 Ohm. cm  >0.5 Ohm. cm  [Oi] 8u00b5S  >8u00b5S  Conductivity  P-type  N-type Dopant material  Boron  Phosphorous Quartz content Orientation Tolerance 10μs Min Length ≧100mm (Oi) ≦1.0*1018atoms cm3 Surface Camber ≦0.2mm (CS) ≦5.0*1016atoms cm3 Nd Dislocation ≦3000 cm2 End Parallelism

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