AIVAF Vacuum ARC Furnace

Model

AF-50

Operating Current

500A

Arc Ignition Method

High Frequency Ignition

Arc Gun Electrode (Cathode)

Tungsten Needle

Maximum Melting Temperature

3500°C (Capable of melting various refractory metals)

Chamber Vacuum Level (Molecular Pump System)

Ultimate Vacuum: 6.67 × 10⁻⁴ Pa

System Leak Rate: Less than 5.0 × 10⁻⁷ Pa·L/s

Pumping Performance: Reaches 5 × 10⁻³ Pa within 30 minutes of atmospheric pressure.

Purging Gases

Helium (He), Argon (Ar), 5% H₂ + 95% Ar

Gas Purging Required During Operation

High-Purity Argon (5N) or 5% H₂ + 95% Ar Required During Metal Melting Process

Horizontal Cylindrical Vacuum Chamber Specifications

• Chamber Dimensions: φ300mm × 340mm
• Lid Opening: Electrically operated horizontal lift
• Cooling Structure: Double-layer water-cooled design
• Material: Stainless steel, argon arc welded, surface sandblasted
• Sealing: Metal gaskets or Viton O-rings

Flange and Interface Configurations:

1. Observation Window: Dia 80mm × 1
2. Molecular Pump Connection Flange: LF100 × 1
3. Gauge Tube Connection Flange: KF16 × 2
4. Gas Inlet & Suction Casting Flange: KF16 × 1
5. Mechanical Pump Connection Flange: KF25 × 2
6. Pressure Gauge Interface: × 1
7. Manipulator Interface: × 1
8. Illumination Window: Dia 50mm × 1
9. Arc Gun Interface (Arc Melting Cathode): × 1

Arc Melting Anode

Water-Cooled Electrically Lifted Arc Gun: 1 Set (Non-Contact Arc Ignition)

Suction Casting Chamber

Suction Casting Chamber: 1 Unit

Mold Interface: 1 (Diameter 6mm)

Water-Cooled Copper Crucible (Arc Melting Anode)

Number of Positions: 5 positions (hemispherical recess SR25)

· 3 Alloy Melting Positions: Equipped with magnetic stirring

· 1 Ingot Casting Position

· 1 Degassing Position

· Melting Sample Weight: ≤157g per position (calibrated with iron)

· Magnetic Stirring Coils: 3 pieces

Manipulator

Used for flipping alloy ingots under vacuum conditions.

Power Supply

25 KW 50/60HZ, 480V 3-Phase

Rated Input Current

40A

Rated Output current

500A

Rated Output Voltage

30A

Rated No-Load Voltage

84V

Output Current Adjustment Range

5-500A

Model

GD-J100B

High Vacuum baffle valve

KF25

Bellows

KF25x1m

Bypass Valve

KF40

Model

FF-300

Voltage

220V

Inline Voltage

DN100

Pumping Speed (air) L/S

300

Molecular Pump Ultimate Pressure (Pa)

2.5x10^-6

Cooling Method

Water

Cooling Water Pressure (Mpa)

0.1-0.2

Cooling Water Temperature

<25℃

Compression Ratio

10^9 – N2
10^5 - H2

Ambient Temperature

5-40℃

Recommended Starting Pressure

<100Pa

Power (KW)

0.75

Pumping Speed (L/S)

8 L/s

Voltage

480V, 3-Phase

Speed

1450 RPM

Inlet Diameter

KF25/KF40

Ultimate Vacuum (Pa)

4 x 10^-2

Model

ZDF-III

Power

220 55W

Control Accuracy

± 1%

Vacuum Range

10^-5 Pa – 10^5 pa

Tungsten electrode

Mechanical Pump

Large high vacuum manual baffle valve

Composite vacuum gauge

Molecular pump unit