Standardized Wheel Marking System
| 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
|---|---|---|---|---|---|---|---|---|---|
| Type of Abrasive | Nature of Abrasive | Grit Size | Hardness | Structure | Nature of Bond | Type of Bond |
Production Note | Wheel Profile Type | Customer Drawing |
| X | A | 46 | M | PL | F | B | PM. | D… |
| 0 | Type of Abrasive |
|---|---|
| X | Pink Aluminium Oxide |
| Y | Brow Aluminium Oxide |
| Z | White Aluminium Oxide |
| H | Light Green Silicon Carbide |
| W | Black Silicon Carbide |
| Q | Dark Green Silicon Carbide |
| 1 | Nature of Abrasive |
|---|---|
| A | Aluminium Oxide |
| C | Silicon Carbide |
| 2 | Grit Size | ||
|---|---|---|---|
| Coarse | Medium | Fine | Very Fine |
| 16 | 36 | 100 | 220 |
| 24 | 48 | 120 | 240 |
| 60 | 150 | 280 | |
| 80 | 180 | 320 | |
| 400 | |||
| 500 | |||
| 600 | |||
| 800 | |||
| 1000 | |||
| 1200 | |||
| 3 | Hardness | |
|---|---|---|
| Soft | Medium | Very Hard |
| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z | ||
| 4 | Structure | |
|---|---|---|
| Closed | Open | |
| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z | ||
| 5/6 | Nature and Type of Bond | |
|---|---|---|
| V | Vitrified Bond | |
| PL | F | Rigid Polyurethane |
| R | Rubber Bond | |
| PL | Foamed Polyurethane | |
| PL | D | Elastic Polyurethane |
| PL | E | Elastomeric Bond |
| B | G | Polyester Bond |
| MG | Magnesite Bond | |
Main Areas of Application
 SANDER AND FREECUT WHEELS |
 ELASTOMERIC WHEELS |
 DRAKO AND DRAKOSANDER WHEELS |
 SANDER E FREECUT TAPERED CONICAL POINTS |
 SANDER E FREECUT MOUNTED POINTS |
 SANDER MOTTING CYLINDERS |
 SANDER DEPRESSED CENTRE WHEELS |
 SANDER AND FREECUT ABRASIVE PADS |
 GHIBLI AND FREECUT CUPS WHEELS |
 CONICAL ROLLERS |
 CYLINDRICAL ROLLERS |
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| Aereonautical engineering | |||||||||||
| Mechanical engineering | |||||||||||
| Electronics industry | |||||||||||
| Fine jewellery | |||||||||||
| Costume jewellery | |||||||||||
| Eyewear | |||||||||||
| Hardware | |||||||||||
| Taps | |||||||||||
| Flatware | |||||||||||
| Surgical prostheses | |||||||||||
| Cutlery industry | |||||||||||
| Wood industry | |||||||||||
| Glass industry | |||||||||||
| Ceramics industry |