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270×420mm Worktable · 100kg Max Load · 200mm Workpiece Thickness

The SX7720 is a reciprocating CNC diamond wire cutting machine designed for compact applications in jewelry, materials science, and fine craftwork. This model from the SX77 Series is ideal for semi- and non-conductive materials like jade, quartz, ceramics, and crystals, delivering low material loss and high-precision slicing.

SX77 Series

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Regular maintenance

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Spare parts supply

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On-site installation service

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Customized design

Why Choose Our CNC Solutions

Key Features

  • ● High-precision CNC wire cutting with low vibration
  • ● Supports non-conductive and brittle materials
  • ● Optional taper head configuration for angled cutting
  • ● Compact frame ideal for laboratory and workshop environments
  • ● Efficient coolant system reduces wear and ensures fine finishes
  • ● Adjustable cutting tension and feed rate for delicate work
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Recommended Configurations

  • Taper Cutting Head: Enables precise angled cuts for complex parts, ensuring high accuracy in shaping and finishing operations.
  • Coolant Filtration Unit: Maintains clean cutting fluid and extends wire life, ensuring optimal performance and reducing the need for frequent fluid changes.
  • Diamond Wire Tensioner: Automatically maintains stable cutting pressure, preventing wire breakage and ensuring consistent cutting quality.
  • Touchscreen CNC Panel: Provides an intuitive interface for programming and job control, improving ease of operation and efficiency during setup and machining.
  • Anti-Vibration Work Table: Increases stability during micro-cutting operations, reducing vibration and improving precision in fine machining tasks.
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Application Case

  • Client: Precision Jade Workshop – Thailand
  • Use Case: Intricate profile cutting for high-value jade bangles
  • Setup: SX7720 with taper function and enclosed coolant circulation
  • Results: Cutting thickness tolerance: ≤ ±0.02 mm, material loss per cut: reduced by 40%, client feedback: “Precise, smooth cuts with minimal waste. Ideal for jade craftsmanship.”
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Product Specifications

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