| s/s plate or coated steel plate. each riffle box is supplier with 3 metal pans. Used in aggregate sample grading. |
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| specifications︰ | slot width from 7mm -75mm
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| Advantages︰ | s/s plate or coated steel plate. each riffle box is supplier with 3 metal pans. |
| Standard Met︰ | EN-933 |
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