Vacuum Pump Mechanical Heat-Resistant Oil-Free, Low Noise, New Rj Model

Product Details
Customization: Available
After-sales Service: on-Line Service
Warranty: 1 Years
Diamond Member Since 2025

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Year of Establishment
2025-04-22
Registered Capital
1.48 Million USD
  • Vacuum Pump Mechanical Heat-Resistant Oil-Free, Low Noise, New Rj Model
  • Vacuum Pump Mechanical Heat-Resistant Oil-Free, Low Noise, New Rj Model
  • Vacuum Pump Mechanical Heat-Resistant Oil-Free, Low Noise, New Rj Model
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Basic Info.

Model NO.
Made-to-order
Oil or Not
Oil Free
Structure
Ultrahigh Vacuum Unit
Exhauster Method
Kinetic Vacuum Pump
Vacuum Degree
High Vacuum
Work Function
Maintain the Pump
Working Conditions
Dry
Feature
No Oil, Low Noise
Condition
New
Transport Package
Wooden Case
Specification
Customized
Trademark
RJ
Origin
Zhengzhou, China

Product Description

Vacuum Pump Mechanical Heat-Resistant Oil-Free, Low Noise, New Rj ModelThe remarkable oil-free vacuum pump is composed of three main components: a robust pump head, a powerful motor, and a durable base. The intricately designed pump head showcases dynamic and fixed scrolls, a precision-engineered crankshaft, secure seals, an efficient fan, and a sturdy pump housing. At the heart of this technology lie the scrolls, crafted from a circular plane with one or several spiral walls, elegantly extending in the form of an involute curve. The synergy between the fixed and dynamic scrolls forms a scroll pair, constituting the foundational pumping mechanism of the oil-free scroll vacuum pump. This sophisticated mechanism operates by the non-contact relative motion of the scrolls, creating continuously contracting crescent-shaped chambers for suction and compression. This seamless cycle of suction, compression, and exhaust draws gas from the suction port and expels it with precision through the exhaust port, achieving unparalleled vacuum pumping efficiency in the target chamber.
Parameter Unit Value 1 Value 2 Value 3 Value 4
Pumping Speed l/s 16.6 8.7 4.3 2.0
  l/min 996.0 522.0 258.0 120.0
  m³/h 59.8 31.3 15.5 7.2
  cfm 35.8 18.7 9.3 4.3
Ultimate Vacuum Pa ≤1.0 ≤1.0 ≤2.6 ≤8.0
  Torr ≤7.5×10³ ≤7.5×10³ ≤1.9×10² ≤6.0×10²
  mbar ≤1.0×10² ≤1.0×10² ≤2.6×10² ≤8.0×10²
  psi ≤1.4×10 ≤1.4×10 ≤3.8×10 ≤1.2×10³
Noise Level dB(A) ≤63 ≤63 ≤63 ≤57
Leak Rate (Exhaust & Gas Ballast Closed) Pa·m³/s 1×10 - - -
Max. Inlet/Outlet Pressure MPa 0.1 / 0.13 - - -
Operating Ambient Temp. ºC / ºF 5~40 / 41~104 - - -
Max. Water Vapor Handling Capacity g/h 60 50 - -
Motor          
- Output Power kW / hp 1.50 / 2.00 0.75 / 1.00 0.55 / 0.74 0.25 / 0.33
- Operating Voltage VAC 380/220 380/220 220 380/220 220 380/220 220
- Speed rpm 1410 - - -
Inlet/Outlet Port Size mm KF40/16×2 KF40/16 KF25/16 KF25/16
Weight kg 52 36 32 18
Cooling Method Air-cooled - - - -
Other Features With gas ballast valve - -
Vacuum Pump Mechanical Heat-Resistant Oil-Free, Low Noise, New Rj Model

This pioneering high-temperature-resistant vacuum pump boasts an innovative built-in fan and an advanced air-cooled design, significantly increasing the heat dissipation area to expertly minimize surface temperature rise. It is equipped with state-of-the-art high-temperature-resistant seals and premium imported high-temperature pump oil, making it exceptionally well-suited for challenging high-temperature environments such as those found in vacuum tube furnaces.

Enhancing its unparalleled reliability, this pump is fitted with imported original oil seals, ensuring steadfast long-term sealing performance. Its cutting-edge integrated body design significantly reduces the number of components, thereby enhancing repeatability and offering a remarkably compact structure that simplifies maintenance and repair.

Moreover, the pump features an integrated gear pump and a sophisticated constant-pressure oil supply mechanism for optimized forced lubrication. This ensures the pump maintains stable and reliable operation, even under demanding high suction pressure. An intelligent automatic anti-backflow valve is in place to effectively shield your vacuum system from oil contamination after shutdown, offering an additional layer of protection.

This innovative product is further enhanced with a two-stage gas ballast function, allowing precise adjustments to accommodate varying process requirements for vapor exhaust capacity, thereby delivering exceptional versatility.

Technical Name Technical Parameter
Pumping Speed 50Hz: 65 m³/h (18 L/s)
  60Hz: 78 m³/h (21.6 L/s)
Ultimate Partial Pressure (without gas ballast) 4×10² Pa
Ultimate Total Pressure (without gas ballast) 4×10¹ Pa
Ultimate Total Pressure (with gas ballast) 8×10¹ Pa
Power Supply 3-phase
Motor Power 2.2 kW
Inlet/Outlet Connection DN KF40
Oil Capacity 3.3-4.5 L
Motor Speed 50Hz: 1440 rpm
  60Hz: 1720 rpm
Operating Ambient Temperature 5-40°C
Noise Level ≤62 dB
Weight 65 kg
Vacuum Pump Mechanical Heat-Resistant Oil-Free, Low Noise, New Rj Model

This pump is a state-of-the-art direct-drive rotary vane mechanical vacuum pump and proudly features:

  1. A design that's both compact in size and lightweight, ensuring easy startup and convenient portability, streamlining operational ease.

  2. Incorporating an advanced noise reduction deviceto guarantee a tranquil operational environment with minimal mechanical noise.

  3. Featuring built-in anti-backflow protection,safeguarding against vacuum pump oil re-entry into the pipeline, while also allowing for straightforward restarts.

  4. Enhanced with a gas ballast valve, that effectively eliminates water vapor, ensuring optimal performance.

  5. Fitted with an oil mist trap at the exhaust port,which prevents contamination of any experimental workspace, maintaining a pristine environment.

  6. Powered by a sophisticated single-phase motor,allowing for seamless and adaptable power supply compatibility, tailored for ease of use.

Model Pumping Speed (L/S) Ultimate Partial Pressure (Pa) Rotation Speed (r.p.m) Motor Power (Kw) Inlet Diameter (mm) Oil Temperature Rise (°C) Oil Capacity (L) Weight (Kg) Noise (dB)
RJ-2XZ0.25 0.25 ≤6×10¹ 1400 0.12 6.5/10 ≥40 0.3 11 <60
RJ-2XZ0.5 0.5 ≤6×10² 1400 0.18 6.5/13 ≥40 0.42 13 <60
RJ-2XZS1 1 - 1400 0.25 6.5/18 ≥40 0.42 18 <60
RJ-2XZS2 2 - 1400 0.37 6.5/13/25 ≥45 0.48 25 <65
RJ-2XZS4 4 - 1400 0.55 6.5/13/25 ≥45 0.55 27 <65
RJ-2XZS6 6 - 1410 0.75 25 ≥50 0.6 40 <67
RJ-2XZS8 8 - 1410 1.1 40 ≥55 0.7 55 <70
RJ-2XZ15 15 - 1410 1.5 40 ≥55 0.8 65 <70


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