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Sheets of sandpaper with different grit sizes (40 (coarse), 80, 150, 240, 600 (fine)).
Sheets of sandpaper with different grit sizes (40 (coarse), 80, 150, 240, 600 (fine)).
320 grit silicon carbide sandpaper, with close-up view
320 grit silicon carbide sandpaper, with close-up view
Examples of a quick change mounting system
Examples of a quick change mounting system
Emery cloth sheet whose component abrasive is aluminium oxide
Emery cloth sheet whose component abrasive is aluminium oxide
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Paper products: book, toilet paper, ruled paper, carton, egg box
Paper products: book, toilet paper, ruled paper, carton, egg box
Hemp wrapping paper, China, c. 100 BCE
Hemp wrapping paper, China, c. 100 BCE
The microscopic structure of paper: Micrograph of paper autofluorescing under ultraviolet illumination. The individual fibres in this sample are aroun
The microscopic structure of paper: Micrograph of paper autofluorescing under ultraviolet illumination. The individual fibres in this sample are around 10 µm in diameter.
Paper mill in Mänttä-Vilppula, Finland
Paper mill in Mänttä-Vilppula, Finland