
Sawing Temperature in SiC Wafer Cutting: A Diamond Wire Saw Control Guide
Temperature is easy to treat as a secondary variable in SiC wafer cutting. A machine may report stable wire speed, the coolant tank may remain
Diamond Wire Cutting Systems for High-Precision Component Slicing
Microelectronic components and precision substrates experience extreme stress during high-speed slicing. To ensure ultra-high precision, minimal sub-surface damage and avoid chip cracking that lead to performance loss, device manufacturers require stable cutting dynamics and precise process control. This is the only way to achieve reliable, high-yield production of microelectronic components.
Microelectronic processing involves high material and production costs. Around 30% of total manufacturing cost is attributed to inefficient cutting, excessive kerf loss and low yield. The application-specific selection of ewirexon diamond wire cutting systems can therefore make a decisive contribution to reducing production costs.
High-precision wire saws are used to slice hard, brittle components into thin wafers with stable tension control. Their operating parameters typically lie in the optimal process window, which is characterized by consistent tension, low vibration and narrow cutting width.
The new Microelectronic Component Precision Cutting diamond wire saws from ewirexon are specially developed for high-precision slicing of microelectronic components and brittle-hard substrates, where ultra-high cutting accuracy and minimal material loss are required. The new Microelectronics Series achieves significantly higher cutting precision and material yield than competitor products in this application area. The use of our cutting systems enables savings in production costs for microelectronic manufacturers. Another positive side effect is the reduction of material waste and surface damage.
| NO. | Parameter | Specification |
| 1 | Model | (Customizable, e.g. EW-200) |
| 2 | Cutting Principle | Diamond Wire Mechanical Cold Cutting |
| 3 | Cutting Function | Slicing |
| 4 | Max Workpiece Dimension (L×W×H) | 150 × 150 × 150 mm |
| 5 | Worktable Size (L×W) | 160 × 160 mm |
| 6 | Cutting Flatness Accuracy | ≤ 0.1 mm |
| 7 | Surface Roughness | Ra 0.8 μm |
| 8 | Diamond Wire Specification | Φ0.5 × 1797 mm (Dia. Range: 0.35~0.8 mm) |
| 9 | Tension System | Servo Tension Control |
| 10 | Guide Wheel Quantity | 3 wheels |
| 11 | Drive Motor | Custom Servo Motor |
| 12 | Spindle Speed | 4500 rpm |
| 13 | Main Motor Power | 1.1 kW |
| 14 | Total Power Consumption | 1.5 kW |
| 15 | Power Supply | 220 V / 50 Hz |
| 16 | Control System | Self-developed Tongcheng T30 |
| 17 | Footprint (L×W×H) | Approx. 850 × 800 × 950 mm |
| 18 | Gross Weight | Approx. 560 kg |
This case study shows how the optimal selection of ewirexon diamond wire cutting systems can help boost cutting accuracy for microelectronic components by up to 99.9% and thus sustainably lower the production costs of advanced semiconductor fabs. In addition, ewirexon’s precision cutting solution delivers minimal material loss, ultra-smooth surface quality and higher production throughput compared to conventional cutting methods.
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