Core Selling Points
- Extreme Precision: Precision grades include 000/00/0/1, perpendicularity error ≤0.002mm/m (Grade 000), compliant with GB/T 6092-2009 and JB/T 10027-2016 standards, ensuring reliability of precision detection
- High-Quality Base Material: Made of natural marble/granite, with hundreds of millions of years of natural aging treatment, complete release of internal stress, non-magnetic, non-conductive, Shore hardness ≥HS75, wear-resistant and corrosion-resistant, not easy to scratch
- Stable & Reliable: Low coefficient of thermal expansion (≤5.5×10^-6/℃), excellent thermal stability, can maintain precision for a long time at room temperature, no deformation or creep
- Fine Craftsmanship: Working surface undergoes precision grinding and polishing, surface finish up to Ra0.012μm, high straightness of right-angle edges, no gap when fitting the detection surface, precise measurement feedback
- Convenient & Durable: No frequent maintenance required, no oiling for rust prevention, dense structure, not easy to damage by slight impact, suitable for long-term use in workshops, laboratories and other scenarios
Standard Size Specifications
| Model |
Size (Long Side×Short Side×Thickness) (mm) |
Weight (kg) |
Precision Grade |
| YZ-MSL-100 |
100×75×20 |
1.2 |
Grade 000/00 |
| YZ-MSL-150 |
150×100×25 |
2.8 |
Grade 000/00 |
| YZ-MSL-200 |
200×150×30 |
5.6 |
Grade 000/00/0 |
| YZ-MSL-300 |
300×200×35 |
12.3 |
Grade 000/00/0 |
| YZ-MSL-400 |
400×250×40 |
22.5 |
Grade 000/00/0 |
| YZ-MSL-500 |
500×300×45 |
36.8 |
Grade 000/00/0 |
| YZ-MSL-600 |
600×350×50 |
55.2 |
Grade 00/0/1 |
| YZ-MSL-800 |
800×450×60 |
98.6 |
Grade 00/0/1 |
| YZ-MSL-1000 |
1000×500×70 |
156.3 |
Grade 00/0/1 |
| YZ-MSL-1200 |
1200×600×80 |
235.7 |
Grade 0/1 |
Precision Grade Description
- Grade 000: Perpendicularity error ≤0.002mm/m, straightness error ≤0.001mm/m, suitable for national metrology laboratories and reference part calibration
- Grade 00: Perpendicularity error ≤0.003mm/m, straightness error ≤0.002mm/m, suitable for precision manufacturing industry and aerospace component inspection
- Grade 0: Perpendicularity error ≤0.005mm/m, straightness error ≤0.004mm/m, suitable for high-end mechanical processing and equipment installation/commissioning
- Grade 1: Perpendicularity error ≤0.01mm/m, straightness error ≤0.008mm/m, suitable for conventional mechanical manufacturing and construction engineering inspection
Application Fields
- Mechanical Processing: Right-angle precision detection of workpieces, perpendicularity calibration of machine tool guides, positioning of mold assembly
- Aerospace: Right-angle verification of precision parts, precision control of aircraft structure assembly
- Electronic Manufacturing: Right-angle detection of electronic equipment casings, calibration of circuit board installation positioning
- Automotive Industry: Right-angle precision detection of auto parts, calibration of production line equipment debugging
- Metrological Detection: Comparison of laboratory metrological standards, calibration of detection instrument precision
- Architectural Decoration: Detection of wall perpendicularity, right-angle positioning of stone installation, calibration of door and window installation
Customization Service
Custom sizes are available (minimum 80mm×50mm, maximum 1500mm×800mm), and inch specifications (such as 6″×4″, 12″×8″, etc.) can be customized. Precision grades, working surface grinding processes and chamfer sizes can be adjusted as required.
