Two Stage Rotary Vane Corrosion Resistant Vacuum Pump with High Vacuum for Chemical Processing
Designed to extract gas from sealed containers to reach specified vacuum levels, this rotary vane corrosion resistant vacuum pump offers high vacuum performance and stable operation. Ideal for standalone use or as a fore-stage pump with ultra-high vacuum systems, it supports electronics manufacturing, vacuum drying, filtration, impregnation, coating, welding, smelting and laboratory equipment.
- modelLDV-C Series
- brandLABEKS
- min. order1 pcs
- packageplywood case package
description
Building on the foundation of the two-stage rotary vane vacuum pump, this corrosion-resistant variant features key components crafted from wear- and corrosion-resistant materials, enabling it to withstand erosion from corrosive media including acids, alkalis, and salts. Boasting high temperature resistance, high vacuum capability, and large exhaust volume, it supports long-term continuous operation with minimal wear, ensuring stable performance even when handling corrosive gases. This pump is widely utilized across diverse industries, particularly in chemical production processes such as distillation, evaporation, and drying, where it meets stringent vacuum requirements to ensure uninterrupted production workflows.
Application Areas
Analysis (spectrometers, mass spectrometers, electron microscopes, etc.)
Coating Technologies (surface protection, decorative layers, displays, screens, etc.)
Medical/Pharmaceutical Technologies (plasma sterilization, freeze-drying)
Vacuum Metallurgy (vacuum brazing, vacuum sintering, vacuum alloying, furnace fabrication)
Leak Detection Technologies (vacuum equipment, automotive fuel tanks, airbag modules, packaging)
Research Equipment (elementary particle physics, fusion research, laser applications)
Lighting Industry (lamp manufacturing)
Fore-Stage Pump Applications (Roots pumps, molecular pumps, vacuum system maintenance)
features
High vacuum capability: It achieves elevated vacuum levels, making it suitable for applications with strict high-vacuum demands.
Rapid pumping speed: Boasting a fast pumping rate, it efficiently extracts gas from enclosed containers in minimal time.
Stable operation: Utilizing a two-stage rotary vane configuration, it operates smoothly with low noise and vibration levels.
Integral cylinder structure: Featuring a high-precision integral cylinder design and proven rotary vane technology, it delivers consistently stable operational performance.
Gear pump forced lubrication: With a built-in gear pump and constant-pressure oil supply mechanism, it ensures forced oil delivery, enabling stable and reliable operation even under high suction pressure.
Automatic anti-oil return valve: Equipped with a dual anti-oil-return structure and automatic anti-oil-return valve, this pump provides reliable protection against oil contamination for your vacuum system following shutdown.
Adjustable gas ballast: A multi-speed gas ballast design is incorporated to meet specific vacuum requirements and enhance water vapor handling capacity.
Easy maintenance: Its simplified structural design allows for straightforward maintenance and servicing, resulting in an extended service life.
Versatile applications: It is compatible with a wide range of vacuum equipment, including systems for vacuum coating, vacuum drying, and vacuum distillation.
specifications
Model | LDV-4C | LDV-8C | LDV-16C | LDV-24C | LDV-30C | LDV-48C | LDV-65C | LDV-90C | |
|---|---|---|---|---|---|---|---|---|---|
Pullspeed | 50Hz | 4m³/h | 8m³/h | 16m³/h | 24m³/h | 30m³/h | 48m³/h | 65m³/h | 90m³/h |
60Hz | 4.8m³/h | 9.6m³/h | 19.2m³/h | 28.8m³/h | 36m³/h | 57.6m³/h | 78m³/h | 108m³/h | |
GuanqiTown Extreme Limit Pressure | 4×10-2Pa | 4×10-2Pa | 4×10-2Pa | 4×10-2Pa | 4×10²Pa | 4×10-2Pa | 4×10-2Pa | 4×10-2Pa | |
GuanqiTown Extreme – Limit Full Pressure | 4×10-1Pa | 4×10-1Pa | 4×10-1Pa | 4×10-1Pa | 4×10-1Pa | 4×10-1Pa | 4×10-1Pa | 4×10-1Pa | |
Openthe gas to limit the full pressure | 10Pa | 10Pa | 8Pa | 8Pa | 3Pa | 3Pa | 3Pa | 3Pa | |
Motorspeed | 50Hz | 1440r/min | |||||||
60Hz | 1720r/min | ||||||||
Motorpower single-phase/three-phase | 0.4/0.37kW | 0.4/0.37kW | 0.75/0.55kW | 1.1kW | 1.1kW | 1.5kW | 2.2kW | 3kW | |
Protectionlevel | IP54 | IP54 | IP54 | IP54 | IP54 | IP54 | IP54 | IP54 | |
Airintake and exhaust interface | KF16/25 | KF16/25 | KF25 | KF25/40 | KF25/40 | KF40 | KF40 | KF40 | |
Oilquantity | 0.6-1.0L | 0.6-1.0L | 0.9-1.5L | 1.3-2.0L | 1.3-2.0L | 3.3-4.5L | 3.3-4.5L | 3.3-4.5L | |
Workingenvironment temperature | 10-40℃ | 10-40℃ | 10-40℃ | 10-40℃ | 10-40℃ | 10-40℃ | 10-40℃ | 10-40℃ | |
Noise | ≤53dB | ≤53dB | ≤58dB | ≤58dB | ≤58dB | ≤62dB | ≤62dB | ≤65dB | |
Weight | 19kg | 21kg | 30kg | 35kg | 43kg | 62kg | 65kg | 68kg | |
Size(L * W * H) | 440x144x217mm | 440x144x217mm | 530x188x272mm | 567x188x272mm | 567x188x272mm | 730x234x358mm | 730x234x358mm | 730x234x358mm | |
why choose us
Premium Quality with CE & ISO
We conduct 100% performance testing on every unit, ensuring its stable operation and superior performance in your application.
24/7 Expert Technical Support
Our senior engineers are on standby 24/7, ready to provide expert solutions at any time to minimize your operational downtime.
20+ Years R&D & Production
Our deep technical expertise is your solid guarantee for professional and reliable OEM/ODM services.
Trusted in 80+ Countries
Industry leaders and research institutions in over 80 countries and regions rely on our equipment for stable operation.
True Manufacturer, Factory-Direct Price
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Rapid & Reliable Delivery
Our extensive in-stock inventory provides a solid guarantee for rapid and reliable global delivery.

Our Factory
20 Years
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