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| Choose the adapted backing, depending on : | |
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type of sanding : hand or mechanical sanding. |
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how is the sanding operation to be carried out : dry or wet sanding. |
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nature of the material to be sanded : wood, metal, and so on |
| To make your choice click on the figures |
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| THE PAPERS | |||
| They differ from the weight in g/m² | |||
| A | 75-80 g/m² | Hand sanding | |
| B | 90-100 g/m² | Hand sanding | |
| C | 120-150 g/m² | Hand or mechanical sanding | |
| D | 185 g/m² | Hand or mechanical sanding | |
| E | 220-230 g/m² | Hand or mechanical sanding | |
| F | 270 g/m² | Only mechanical sanding | |
and the type of grinding way to be considered |
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dry sanding operation | ||
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wet sanding | ||
| THE HOOK AND LOOP PAPERS |
| Paper backings C, D or E with sticking of a hook and loop velvet of 60 to 85g/m² allowing the fastening on appropriated pads or sanding blocks. |
Hand sanding on soft sanding block or mechanical sanding on orbital sanding machines or vibrators. |
| THE CLOTHS | ||
| they differ from their flexibility | ||
| X | Sized heavy cloth ( mechanical sanding ) | |
| J | Flexible sized cloth ( mechanical or hand sanding ) | |
| J, FLEX |
Very flexible backing to be used for hand sanding or mechanical ( polishing operations ) |
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| THE COMBINATIONS |
| Appropriated
backings for hard grinding operations made with very coarse grit sizes (16 or 24 ). |
| VARIOUS BACKINGS | ||
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The non woven : they are particularly flexible and have tear-proof property. |
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Fibre
backing : mainly used in form of discs on soldered joints. Very high resistance. |
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The screen cloth : Type of sieve, abrasive on both sides which allows the draining of sanding dusts when working, which offers a 'non clogging' property. | |