High-Precision Wire Saw Systems for Electronic Substrate Processing
Rigid, flexible, and rigid-flex circuit substrates form the backbone of electronic devices, from consumer gadgets to industrial control systems. Precision slicing of these substrates is essential to maintain circuit integrity, flatness, and electrical performance. Diamond wire cutting provides a damage-free alternative to traditional methods, preserving substrate properties and eliminating delamination.
Our specialized systems deliver precise, clean slicing for FR-4, ceramic, polyimide, and copper-clad laminates, ensuring consistent thickness and flatness across large-format panels. The closed-loop tension control and real-time monitoring prevent micro-cracks and fiber damage, critical for high-density, fine-pitch circuit boards.
Suitable for both R&D prototyping and mass production, our solutions support high-throughput processing for multi-layer PCBs and advanced circuit substrates. The intelligent CNC control allows for precise parameter adjustment, ensuring compatibility with the latest PCB technologies and flexible circuit manufacturing processes.
Our diamond wire cutting solutions are tailored for high-precision slicing of rigid, flexible, and rigid-flex PCB base materials, ceramic substrates, and semiconductor packaging substrates. The systems feature closed-loop tension control and real-time monitoring, ensuring consistent thickness, flatness, and damage-free cutting for high-density, fine-pitch circuit boards. This eliminates delamination and micro-cracks, directly improving PCB yield and reliability in mass production.
| NO. | Parameter | Specification |
| 1 | Model | TCQF400LNC-FM-HL |
| 2 | Cutting Principle | Endless diamond wire / Physical cutting |
| 3 | Cutting Functions | Slicing / Angle & Profile Cutting |
| 4 | Maximum Workpiece Size(mm) | Φ600mm, Height 500mm |
| 5 | Worktable Size(mm) | Ø380 转台 |
| 6 | Cutting Planarity Accuracy(mm) | 0.08 |
| 7 | Surface Roughness(μm) | Ra 0.8μm |
| 8 | Wire Specification(mm) | Ø0.65–1.0/2580 |
| 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(kW) | 2.8 |
| 14 | Voltage | 220v 50Hz |
| 15 | Control System | Custom-developed Tongcheng T32 system |
| 16 | Footprint (L×W×H)(mm) | 1350×1066×1968 |
| 17 | Gross Weight kg | 720 |
Build a measurable diamond wire saw factory acceptance test covering safety, capability, wafers, consumables, data, training and SAT handoff.
Build a subsurface-damage and finishing-allowance budget for diamond wire saw cutting of SiC, silicon, sapphire, glass and ceramics.
Decide when batch or stack cutting advanced ceramics improves throughput without sacrificing chips, thickness, cooling or traceability.
Evaluate ultra-fine diamond wire for thin silicon wafer slicing using kerf, bow, breakage, warp, finishing loss and cost per accepted wafer.
Build a practical diamond wire saw preventive-maintenance plan for guide wheels, tension, alignment, coolant and repeatable wafer quality.
Learn how diamond wire saw cutting can improve graphite component yield for SiC crystal growth while controlling dust, geometry and contamination.
