The differnces of different silica gel/decolorizing sand size on black diesel oil color bleaching

<0.3mm, it is the smallest size, but the color of bleaching is best. Even the bleaching speed is a bit slow, but the cost is the cheapest.

<0.5mm, it is the middle size, color bleaching also is good. Bleaching speed is fast, but the cost is a bit higher than <0.3mm.

0.3-0.7mm, it is the biggest size, but the color of bleaching might not good as <0.3 and <0.5mm. Bleaching speed is fastest in the three sizes. The cost is the highest.

We also have 0.5-1mm for choice.

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  Tracer in paraffin removed
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  2 Containers finish loading
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  Bleaching chemical–silica gel loaded
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  NMP+SILICA GEL order finished