Machine tool

THERMAL MECHANICS

Looking for a CNC cutting machine in Thailand? Learn the basics of CNC systems, the difference between laser, plasma, and waterjet machines, plus what to consider before buying a CNC machine for your factory in Bangkok, Chonburi, or Rayong.

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1. What is a CNC System?
CNC (Computer Numerical Control) is a system that automates machines using programmed codes (such as G-code). Instead of manual operation, CNC provides precision, repeatability, and efficiency in processes such as:

- Laser cutting
- Plasma cutting
- Waterjet cutting
- CNC milling and routing

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2. Benefits of CNC in Manufacturing
- High precision up to ±0.01 mm
- Repeatability across every workpiece
- Reduced labor costs (one operator can manage)
- Less scrap and waste
- Handles complex multi-axis tasks
- Integration with automation lines and robots

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3. CNC vs NC – Why CNC is Better

NC (Numerical Control) machines are hardware-based and have limited flexibility, making them suitable only for repetitive, simple tasks.

CNC (Computer Numerical Control) machines are software-based, fully programmable, and capable of high-precision, variable production. This makes CNC the preferred solution for modern Thai factories.

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4. How Does a CNC System Work?
CNC machines read programmed instructions to control axes, speed, and tool movement.

G01 X100 Y50 F1500
→ Moves the cutting head to position X=100, Y=50 at a feed rate of 1500 mm/min

Main CNC Components:
- Controller – Executes the code
- Servo Motor & Drive – Control axis movement
- HMI (Touchscreen) – User interface for operators
- Sensors & Feedback – Ensure accuracy and correction
- CAD/CAM Software – Convert designs into commands

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5. Types of CNC Cutting Machines

🟨 CNC Laser Cutter
- Best for stainless steel, aluminum, and thin steel
- Delivers clean and sharp edges

🟦 CNC Plasma Cutter
- Ideal for thick steel at a lower cost
- May require edge finishing

🟪 CNC Waterjet Cutter
- Cuts almost any material including glass and composites
- No heat distortion due to water-based cutting

🟧 CNC Router / Milling
- Used for plastics, wood, and aluminum molds
- Provides precision cutting and engraving

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6. Key Factors Before Buying in Thailand
1. Material type – Steel, stainless steel, aluminum?
2. Thickness range – Plasma or waterjet may be required for thicker sheets
3. Required accuracy – Laser is recommended for precision assemblies
4. Table size – Choose a table larger than your typical sheet size
5. Budget & ROI – Machines range from thousands to millions depending on application

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7. Important Considerations
- Proper operator training is essential
- Code errors can result in costly material loss
- Fume extraction and cooling systems are critical for stable performance
- Routine maintenance of motors and ball screws is required

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8. Improve CNC Stability with Temperature Control

In continuous production, heat buildup can affect:
- Laser heads
- Servo drives
- Control cabinets

Potential issues:
- Reduced accuracy
- Overheating and downtime
- Machine shutdowns

✅ Solution: Use a precision water chiller to maintain stable temperature and ensure consistent cutting quality.

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9. CNC Support Solutions by THERMAL MECHANICS CO., LTD.
THERMAL MECHANICS provides reliable support solutions for CNC operations:

- Fume Extractors – Remove smoke, dust, and harmful particles from cutting operations

📌 For more details, please download our PDF catalog or contact us directly.

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