Product Description
Aluminium straight edges are widely used in industries where along with accuracy weight is also important factor. Light weight feature of these aluminium straight edges make them easy to use especially when using longer straight edges this is undoubtedly of great significance. These straight edges are made of aluminium section with steel strip reinforced on working surfaces for better working and durability.
Each Luthra aluminium straight edges is provided with computerized calibration certificate traceable to NPL (Govt. Of India)
Standard sizes and accuracy of light weight aluminium straight edge As per Grade 1
Product Specification
| Sizes mm | Straightness Microns um | Parallelism Microns um |
| 1000 | 21 | 42 |
| 1500 | 29 | 58 |
| 2000 | 37 | 74 |
| 2500 | 46 | 92 |
| 3000 | 54 | 108 |
| 4000 | 71 | 142 |
| 5000 | 87 | 174 |