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304 Stainless Steel Submersible Sewage Pump

The 304 Stainless Steel Submersible Sewage Pump by Yimai is designed for corrosive wastewater applications.

SS304 Sewage pump efficiently handles solids-laden, mildly acidic or alkaline fluids, making it ideal for the food processing, chemical, and pharmaceutical industries.

Constructed entirely from 304 stainless steel, it offers:

Outstanding corrosion and oxidation resistance

Long-lasting durability with minimal maintenance

A clog-resistant design and smooth surfaces for easy cleaning

Whether you’re dealing with demanding wastewater environments or strict hygiene requirements, SS304 Sewage Pump is built to perform reliably.

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Overview

Fully 304 Stainless Steel Build: Superior corrosion resistance in acidic, alkaline, and marine conditions.

Anti-Clog Impeller Design: Single or double-blade options to ensure smooth solid-particle handling.

Leak-Proof & Overload Protection: Equipped with high-quality mechanical seal and thermistor.

Outdoor-Ready Motor: No pump room needed – reduces installation cost.

Easy Maintenance: Modular design with optional guide rail system for quick disassembly.

 

Applications

  • Chemical & Pharmaceutical Industries: Handles process wastewater containing mild corrosives, ensuring safety and system longevity.
  • Food & Beverage Processing: Manages wastewater with organic acids, fats, and cleaners. Meets hygiene and washdown standards.
  • Wastewater Treatment Plants: Ideal for primary treatment zones, chemical dosing areas, or upgrades from cast iron pumps.
  • Commercial Buildings & Flood Control: Used in basements and flood-prone areas. Corrosion-resistant housing ensures long service life.

 

Technical Parameters

Technical data
Model WQP
Pump casing material 304 Stainless Steel
Max flow rate 2800m³/h
Max head 80m
Media temperature ≤40℃
Outlet diameter DN50~DN600
Protection grade IP68

 

Why Choose Yimai?

Yimai is a direct manufacturer of stainless steel sewage pumps with over 16 years of industry experience. We offer:

  1. Reliable quality with CE & ISO certifications
  2. Full customization for OEM/ODM projects
  3. Fast production & global shipping support
  4. Proven performance across food, chemical, and wastewater industries

Trusted by clients in Southeast Asia, Europe, and the Middle East.

 

Certifications & Compliance

Our SS304 Sewage Pump meet international quality and safety standards. We can provide the following certificates upon request:

  1. CE Certification– Ensures compliance with EU safety, health, and environmental protection standards
  2. ISO 9001:2015 Quality Management System– Demonstrates consistent production and quality control
  3. RoHS Compliance– Guarantees materials are free from hazardous substances (for specific markets)

Certificate copies are available upon request for inspection or bidding documentation.

 

Frequently Asked Questions (FAQ)

Q: When should I choose 304 stainless steel over cast iron or 316L?

A: Choose 304 stainless steel for applications involving mild corrosives like organic acids, alkalis, chlorinated water, or where hygiene and cleanability are priorities (e.g., food, pharma). It offers an excellent balance of cost and performance. Cast iron is suitable for neutral sewage only. Upgrade to 316L for highly corrosive media like strong acids or chlorides.

Q: Is the pump suitable for continuous operation?

A: Yes. It is designed for continuous duty. For enhanced safety, optional float switch and thermistor provide comprehensive protection against overload and overheating.

Q: Can you provide pumps with different discharge flange standards?

A: Yes. As a custom SS304 Sewage Pump manufacturer, we can provide various flange standards (DIN, ANSI, etc.) and voltages to meet your local requirements and ease installation.

Q: What is the maximum fluid temperature this pump can handle?

A: Standard models are suitable for fluids up to 40°C (104°F). For higher temperatures, please inquire about our customized high-temperature options.

 

Looking for a corrosion-proof pump with stable supply?

Contact our engineering team now for a quick quote and recommendation.

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