Saw Machinery

HTW4-120

UPVC Window Four Head Welding Machine

The HTW4-120 UPVC Window Four Head Welding Machine is a versatile and widely popular solution for precision welding of uPVC window profiles. Designed for 2mm seamless welding, this machine supports variable angle welding from 30° to 180° on the final head, enabling complex frame configurations with minimal effort. Built with a solid mechanical base, it ensures long-lasting performance, high dimensional accuracy, and seamless integration into modern fabrication lines. Ideal for fabricators seeking reliability, flexibility, and consistent welding results.

  • Designed for 2mm seamless welding, making it one of the most widely adopted machines in its category.

  • The last welding head supports variable angle welding between 30° and 180°, ideal for diverse frame types.

  • Heavy-duty machine base and frame construction ensure long-term stability and high dimensional accuracy.

  • Compatible with various profile heights via separately ordered profile fixtures.

  • Easy-to-change profile fixtures enhance corner strength and simplify post-weld cleaning.

  • Each welding head can operate independently or in combination, offering operational flexibility.

Machine Specifications
Specification Details
Input Voltage 1N~50Hz 220V or Customer specification
Input Power 4.5 kW
Operation Air Pressure 0.5~0.8 MPa
Air Consumption 200 L/min
Welding Height 20–120 mm
Max Welding Width 120 mm
Welding Range 400–4500 mm
Overall Dimension 5600 × 1100 × 1200 mm
Machine Weight 1700 kg
Core Accessories & Components
🔁 Motion & Drive Components
Component Brand / Description
PLC Omron
💨 Pneumatic System
Component Brand / Description
Solenoid Valve Airtac
Cylinder Airtac
Air Filter Device Airtac
⚡ Electrical & Control
Component Brand / Description
Electrical Button and Switcher Schneider
AC Contactor and Circuit Breaker Schneider
Temperature Controller Japan Omron

Experience the HTW4-120 in Action

Introducing the HTW4-120 UPVC Window Four Head Welding Machine—optimized for high-performance window fabrication. Designed for precise, strong welds across all four corners, this machine enhances productivity and ensures durable, professional-quality results. Perfect for efficient and reliable UPVC window production.

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