Precision Diamond Wire Cutting for Solar Wafer Production
High-efficiency N-type and P-type solar wafers are the core of next-generation photovoltaic modules. Precision diamond wire cutting is critical to producing ultra-thin, high-quality wafers that maximize cell conversion efficiency and material yield. This process has replaced traditional sawing, delivering lower kerf loss, higher throughput, and superior surface quality for mass PV manufacturing.
Our diamond wire systems ensure consistent wafer thickness, minimal breakage, and controlled surface damage, enabling high-throughput production of ultra-thin wafers while meeting the strict quality requirements of modern solar cell technologies.
Our diamond wire cutting solutions are tailored for high-efficiency PV wafer production, delivering ultra-thin, high-quality wafers that directly boost solar cell conversion efficiency. The systems feature advanced wire path optimization and real-time monitoring, ensuring consistent thickness, flatness, and surface quality for N-type TOPCon, HJT, and other next-generation solar cells. With low-damage cutting technology, they minimize wafer warpage and micro-cracks, significantly improving cell yield and module performance.
| NO. | Parameter | Specification |
| 1 | Model | TCQF15030CNC |
| 2 | Cutting Principle | Endless diamond wire / Physical cutting |
| 3 | Cutting Functions | Slicing / 2D Contour Cutting |
| 4 | Maximum Workpiece Size(mm) | 1200 × 1000 × 1000 mm(L×W×H) |
| 5 | Worktable Size(mm) | 1500×300 |
| 6 | Cutting Planarity Accuracy(mm) | 0.1 |
| 7 | Surface Roughness(μm) | Ra 0.8 μm |
| 8 | Wire Specification(mm) | Ø0.65–1.0/6250 |
| 9 | Tension System | Constant Wire Tension Control |
| 10 | Guide Wheel Quantity | 4 wheels |
| 11 | Drive Motor | Servo motor |
| 12 | Wire Speed (m/s) | 51Max（Adjustable） |
| 13 | Total Power | 3.6 |
| 14 | Voltage | 220v 50Hz |
| 15 | Control System | Custom-developed Tongcheng T33 system |
| 16 | Footprint (L×W×H)(mm) | 3200×1500×1500 |
| 17 | Gross Weight kg | 3200 |
Learn where diamond wire sawing fits in glass core substrate R&D, how to control edge damage, and when laser or blade singulation is the better choice.
Learn how to control waviness, chipping, wire wear and material loss in NdFeB magnet cutting with a diamond wire saw and a measurable trial plan.
Diagnose diamond wire saw breakage using wire-path, tension, load, coolant, wear, and fixture evidence instead of trial-and-error parameter changes.
Learn how to qualify a diamond wire saw process for AlN substrate cutting, control chipping and subsurface damage, and select lab or production equipment.
Learn how diamond wire saw technology improves advanced ceramic cutting for semiconductor packaging, power electronics and precision components.
Explore how diamond wire saw technology improves sapphire substrate cutting for LED, RF, optical and semiconductor applications.
