Raw Material Silica Ball Mill

Raw Material Silica Ball Mill

The invention discloses a preparation method of a fused silica crucible for polycrystalline silicon ingot casting, comprising the steps of firstly carrying out wet-process ball-milling granulation on a high-purity fused silica raw material, then injecting into a plaster mould, standing, demoulding, drying and sintering to obtain the fused silica crucible.

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