Economical Inverter MMA Welding Machine with Digital Display MMA-300
*High reliability and stable performance with automatic voltage fluctuation compensation.
*High duty cycle for extended welding operations and built-in overheat and overload protection functions.
*MOSFET welding machine offers a steady arc, clean weld seams, deep penetration, and minimal spatter, with power force compensation capabilities.
*Supports cellulose electrode welding for versatile applications.
*Easy arc initiation with independent control of arc-starting current.
*Designed for professional use in various industrial environments.
*Ideal for both beginners and experienced welders due to its user-friendly design and advanced features.
*Suitable for a wide range of materials including steel, stainless steel, and other common metals.
*Built with high-quality components ensuring long-lasting performance and durability.
*Complies with international safety and quality standards for reliable operation.
*Perfect for workshops, construction sites, and manufacturing facilities requiring efficient and precise welding solutions.
| Model: | MMA-300 I/III Phase |
| Input Power Voltage Frequency (V, Hz): | AC220/380, 50/60 |
| Rated Input Power Capacity (KVA): | 12 |
| No-load Voltage (V): | 54 |
| Output Current Range (A): | 20-300 |
| Rated Output Voltage (V): | 32 |
| Duty Cycle (%) (25°C): | 60 |
| No-load Loss (W): | 60 |
| Efficiency (%): | 85 |
| Power Factor (COSφ): | 0.93 |
| Insulation Class: | F |
| Weight (KG): | 21 |
| Overall Dimension (mm): | 500×263×421 |
| Case Protection Degree: | IP21S |
| Suitable Diameter of Rod (mm): | 1.6-4 |
5 Diameters 4.0mm-- 20.0mm Carbide Drill Bit Coolant
5 Diameters 4.0mm-- 20.0mm Carbide Drill Bit Coolant
The inner hole bit, also known as the core bit or hole saw, is a tool like Swiss Type Automatic Lathe, CNC Lathe and Cnc Slitting Automatic Lathe used to drill holes in various materials such as wood, metal, concrete and stone. They are hollow cylinders with teeth or cutting edges on the outer surface. The inside of the drill bit is hollow and the drilling material can be removed from the center of the drill bit.
In-hole drill bits are commonly used in construction, plumbing, electrical engineering, and other industries that require accurate, clean holes. They come in a variety of sizes and can be used with hand drills, drill presses or other drilling machines.
They can be used for a variety of purposes, such as opening holes for pipes, cables or wires, installing hardware or fixtures, opening holes for ventilation or electrical outlets, or for general woodworking or metalworking tasks.
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Ningbo Leyan Machinery Technology Co., Ltd , https://www.cncleyan.com