Industry-Verified Manufacturing Data (2026)

Vacuum Pump

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Vacuum Pump used in the Machinery and Equipment Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Vacuum Pump is characterized by the integration of Rotor and Rotor. In industrial production environments, manufacturers listed on CNFX commonly emphasize Cast Iron construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A mechanical device that removes gas molecules from a sealed volume to create a partial vacuum within an industrial system.

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Product Specifications

Technical details and manufacturing context for Vacuum Pump

Definition
A vacuum pump is a critical component within industrial systems that creates and maintains a vacuum by removing gas molecules from a sealed chamber or system. It enables various industrial processes that require reduced atmospheric pressure, such as material handling, chemical processing, packaging, and manufacturing operations where air or other gases must be evacuated to facilitate specific reactions, movements, or environmental conditions.
Working Principle
The vacuum pump operates by mechanically creating a pressure differential that forces gas molecules from the system being evacuated into the pump chamber, where they are compressed and expelled to the atmosphere or a secondary system. Common mechanisms include rotary vane, diaphragm, or liquid ring designs that cyclically expand and contract volumes to capture, transport, and discharge gases.
Common Materials
Cast Iron, Stainless Steel
Technical Parameters
  • Ultimate vacuum pressure achievable by the pump (mbar) Per Request
Components / BOM
  • Rotor
    Rotating element that creates the pumping action through mechanical displacement
    Material: Steel or Aluminum Alloy
  • Rotor
    The rotating element that creates the pumping action, often with vanes or blades that trap and move gas.
    Material: Steel or Aluminum Alloy
  • Housing/Casing
    The outer shell that contains the internal components and provides structural integrity and sealing for the vacuum chamber.
    Material: Cast Iron or Stainless Steel
  • Inlet/Outlet Port
    Connections for attaching the pump to the vacuum system (inlet) and for exhausting the removed gases (outlet).
    Material: Stainless Steel or Brass
  • Housing
    Encloses the pumping mechanism and provides structural support
    Material: Cast Iron or Stainless Steel
  • Inlet/Outlet Ports
    Connection points for the vacuum system and exhaust discharge
    Material: Steel or Brass
Engineering Reasoning
1e-3 to 1013 mbar absolute pressure
Ultimate pressure > 1e-2 mbar for rotary vane pumps, > 1e-6 mbar for turbomolecular pumps
Design Rationale: Vapor pressure of pump fluid exceeding system pressure (rotary vane), blade-tip speed < 400 m/s causing insufficient momentum transfer (turbomolecular)
Risk Mitigation (FMEA)
Trigger Liquid ring pump seal water temperature > 40°C
Mode: Vapor lock causing complete loss of pumping capacity
Strategy: Closed-loop cooling system with 25°C setpoint and 3°C hysteresis
Trigger Oil mist filter differential pressure > 150 mbar
Mode: Backstreaming of hydrocarbon contamination into vacuum chamber
Strategy: Dual-stage filtration with 0.01 μm coalescing elements and pressure transducers

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Vacuum Pump.

Vacuum Generator industrial vacuum pump for machinery cast iron vacuum pump manufacturing stainless steel vacuum pump equipment partial vacuum pump industrial system mechanical vacuum pump rotor housing

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Industrial-Grade 5-Axis CNC Wood Router with Vacuum Clamping System
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Vacuum Pump System
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Vacuum System
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Vacuum/Pressure System
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Pressure/Vacuum System
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Degasser
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Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric to 10^-3 mbar
flow rate: Up to 1000 m³/h
temperature: -20°C to 120°C
slurry concentration: Not suitable for slurries
Media Compatibility
✓ Dry gases ✓ Non-corrosive vapors ✓ Clean air
Unsuitable: Corrosive or abrasive particulate-laden environments
Sizing Data Required
  • Required vacuum level (mbar)
  • Required flow rate (m³/h)
  • Process gas composition

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Cavitation
Cause: Insufficient net positive suction head (NPSH) causing vapor bubbles to form and implode, damaging impeller surfaces and reducing efficiency.
Oil contamination/degradation
Cause: Ingress of process fluids, moisture, or particulates into the oil system, leading to loss of lubrication, corrosion, and increased wear on rotating components.
Maintenance Indicators
  • Unusual high-pitched whining or grinding noise from the pump housing
  • Visible oil leaks or discoloration around seals and connections, especially with a milky appearance indicating water contamination
Engineering Tips
  • Implement strict oil analysis program with regular sampling to monitor viscosity, water content, and particle counts, allowing proactive oil changes before degradation causes damage.
  • Ensure proper pump alignment and baseplate grouting to minimize vibration, and install vibration monitoring sensors to detect early imbalance or bearing wear before catastrophic failure.

Compliance & Manufacturing Standards

Reference Standards
ISO 21360-1:2019 Vacuum technology - Standard methods for measuring vacuum-pump performance ANSI/ASHRAE 51-2007 Laboratory Methods of Testing Fans for Certified Aerodynamic Performance Rating (for vacuum pumps in HVAC applications) DIN 28400-1:2012 Vacuum technology - Acceptance specifications - Part 1: Measurement of performance characteristics
Manufacturing Precision
  • Shaft runout: +/-0.01mm
  • Flange flatness: 0.05mm across sealing surface
Quality Inspection
  • Helium leak test for vacuum integrity
  • Vibration analysis for bearing and rotor balance

Factories Producing Vacuum Pump

Verified manufacturers with capability to produce this product in China

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✓ 93% Supplier Capability Match Found

P Procurement Specialist from Germany Feb 24, 2026
★★★★★
"Found 45+ suppliers for Vacuum Pump on CNFX, but this spec remains the most cost-effective."
Technical Specifications Verified
T Technical Director from Brazil Feb 21, 2026
★★★★★
"The technical documentation for this Vacuum Pump is very thorough, especially regarding technical reliability."
Technical Specifications Verified
P Project Engineer from Canada Feb 18, 2026
★★★★★
"Reliable performance in harsh Machinery and Equipment Manufacturing environments. No issues with the Vacuum Pump so far."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

16 sourcing managers are analyzing this specification now. Last inquiry for Vacuum Pump from Brazil (1h ago).

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Frequently Asked Questions

What materials are used in this industrial vacuum pump?

This vacuum pump is constructed from durable cast iron and corrosion-resistant stainless steel, ensuring longevity and reliability in demanding machinery manufacturing environments.

How does this vacuum pump create a partial vacuum in industrial systems?

The pump mechanically removes gas molecules from sealed volumes through its rotor mechanism, connected via inlet/outlet ports to your system, creating the necessary partial vacuum for industrial processes.

What are the main components of this vacuum pump's bill of materials?

Key components include the robust housing, precision inlet/outlet ports for system integration, and the efficient rotor mechanism that drives the vacuum creation process.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data Specifications verified by CNFX Industrial Index (v2.6.03) for Machinery and Equipment Manufacturing sector.

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