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Hygrade Casting
OTEC Präzisionsfinish
OTEC Präzisionsfinish
Alfa Mirage
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OTEC Consumables
OTEC Products
Achieve flawless, repeatable finishes with our full range of genuine OTEC process media, granulates, and polishing compounds. Specially formulated for fine jewellery, they ensure maximum finishing efficiency while minimising precious metal loss.
Ceramic SRS 3mm
Ceramic-bonded abrasives with a high density and hard substrate are used mainly for grinding steel alloys.
| Quality | Grinding effect | D Triangle  Size a/b |
S Triangle (straight cut)  Size a/b |
E Ellipse  Size a/b/c |
ZS Cylinder** (diagonal cut)  Size a/b |
DZ Tristar  Size a/b |
|---|---|---|---|---|---|---|
| P | polished | - | - | - | 1/3, 2/2, 2/5, 3/5, 3/10, 4/10, 5/10, 7/15 | 3/3 SK* 4/4 SK* 6/6 SK* 10/10 SK* |
| M | medium abrasive | 6/6, 8/8, 13/13 | - | - | 6/13 | 6/6, 4/4, 8/8 |
| S | intense grinding, coarse finish | 3/3, 4/4, 6/6, 6/10, 10/8, 10/10, 13/13 | 4/10, 6/10 | - | 2/5, 3/5, 3/10, 4/10, 5/10, 6/13, 8/15, 7/15 | 4/4, 6/6, 10/10 |
| BS | strong abrasive, coarse finish | 6/6, 10/10 | - | - | - | 6/6 |
| SF | very strong abrasive, fine finish | 4/4, 6/6, 10/10 | - | 15/15/6 | 7/15, 6/10 | - |
Further sizes and qualities on request.
*Very sharp edges **= also available in straight cut
Ordering Details
Hygrade Casting keeps some of these sizes in-stock, please contact us.
Size packs range between 5kg and 20kg.
