Structured Manufacturing Data (2026)

Drain Pump

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Drain 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 Drain Pump is characterized by the integration of Impeller and Motor Housing. In industrial production environments, manufacturers listed on CNFX commonly emphasize Cast Iron construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A pump designed to remove liquids from systems or equipment.

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Product Specifications

Technical details and manufacturing context for Drain Pump

Definition
A mechanical component within a Drain & Recovery System that actively transfers wastewater, condensate, or other process liquids from collection points to designated disposal or recovery locations, preventing accumulation and maintaining operational efficiency.
Working Principle
Typically uses an electric motor to drive an impeller, creating centrifugal force that draws liquid into the pump housing and discharges it through an outlet port against system pressure.
Common Materials
Cast Iron, Stainless Steel
Technical Parameters
  • Inlet/Outlet port diameter (mm) Per Request
Components / BOM
  • Impeller
    Rotates to create centrifugal force for liquid movement
    Material: Stainless Steel
  • Motor Housing Part
    Protects and contains the electric motor
    Material: Cast Iron
  • Seal Assembly
    Prevents liquid leakage along the drive shaft
    Material: Ceramic/Carbon

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Drain Pump.

industrial drain pump for machinery cast iron drain pump equipment stainless steel liquid removal pump drain pump with impeller motor housing heavy duty equipment drain pump

Applied To / Applications

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

Drain & Recovery System
View system integration details

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Up to 10 bar
flow rate: 0.5 to 50 L/min
temperature: -10°C to 80°C
slurry concentration: Up to 5% solids by weight
Media Compatibility
✓ Water ✓ Coolants (glycol-based) ✓ Light oils
Unsuitable: Highly abrasive slurries or corrosive chemicals
Sizing Data Required
  • Required flow rate (L/min)
  • Total dynamic head (m)
  • Liquid viscosity and temperature

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Cavitation damage
Cause: Insufficient Net Positive Suction Head (NPSH) due to low liquid level, excessive suction lift, or clogged inlet strainers, causing vapor bubble formation and implosion on impeller surfaces.
Seal failure
Cause: Dry running, abrasive particles in fluid, or misalignment causing mechanical seal overheating, wear, or catastrophic failure leading to leakage.
Maintenance Indicators
  • Unusual high-pitched whining or grinding noise during operation
  • Visible leakage at pump casing or seal area with reduced discharge pressure
Engineering Tips
  • Maintain proper NPSH margins by ensuring adequate liquid levels and clean suction filters to prevent cavitation
  • Implement condition monitoring with vibration analysis and temperature sensors to detect early bearing/seal degradation

Compliance & Manufacturing Standards

Reference Standards
ISO 9906:2012 (Rotodynamic pumps - Hydraulic performance acceptance tests) ANSI/HI 9.6.7 (Rotodynamic Pumps for Pump Intake Design) EN 60335-2-41 (Household and similar electrical appliances - Safety - Particular requirements for pumps)
Manufacturing Precision
  • Impeller Diameter: +/-0.05mm
  • Shaft Runout: 0.03mm maximum
Quality Inspection
  • Hydrostatic Pressure Test (1.5x rated pressure for 10 minutes)
  • Electrical Safety Test (Insulation resistance >100MΩ at 500VDC)

Factories Producing Drain Pump

Manufacturer profiles with relevant production capability in China

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Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What materials are used in this drain pump construction?

This drain pump is constructed with durable cast iron and corrosion-resistant stainless steel components for long-lasting performance in industrial environments.

What are the main components of this drain pump?

The key components include an impeller for liquid movement, a motor housing for protection, and a seal assembly to prevent leaks and maintain system integrity.

What applications is this drain pump suitable for?

This pump is designed for machinery and equipment manufacturing applications where reliable liquid removal from systems, tanks, or equipment is required.

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 basis: CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks for Machinery and Equipment Manufacturing.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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