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Premium Magnetic Float Balls &
Stainless Steel Float Solutions

High-performance, corrosion-resistant float balls for liquid level control in industrial, chemical, water treatment, and oil & gas applications. ISO-certified quality with global delivery.

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About Wenzhou Sanlo International Trade Co., Ltd.

A trusted manufacturer and exporter of high-quality magnetic float balls and stainless steel float components since 2014.

Wenzhou SanLo Trading Co., Ltd. was established in 2014, with our sales headquarters located in Yongjia Oubei, known as the New Pudong in Wenzhou. We are a dynamic trading company integrating research and development, testing, and logistics into one comprehensive system.

Our core philosophy is simple: "Refuse to be a middleman, only to be the quality supervisor of customers." This guiding principle ensures we maintain rigorous quality control over every product we deliver.

We specialize in mechanical seals, PVC pipe fittings, stainless steel float balls, liquid bag valves, and IBC valves. Our company holds its own seal plant and collaborates with renowned domestic manufacturers of float balls and valves. We are ISO9000 certified and hold multiple national patents for our innovative products.

ISO 9000 Certified Quality Management
316L Steel Float Ball SS304 Preservative Bracket Float Ball 304 Grade Round Ball Float Continuous Level Switch Float

Our Mission

To create sustainable value for our clients and partners through our commitment, professionalism, and innovative products. We believe the quality in our work will represent us for years to come.

Our Premium Products

Engineered for durability, precision, and reliability in demanding industrial environments.

316L Single Point Level Gauge Magnetic Float Ball

316L Single Point Level Gauge Magnetic Float Ball

  • Material: 316L Stainless Steel
  • Application: Level Gauge Systems
  • Corrosion-resistant, high-pressure tolerance
  • Ideal for chemical and marine environments
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Preservative Bracket 304 Steel Float Ball

Preservative Bracket 304 Steel Float Ball

  • Material: SS304 Stainless Steel
  • Heat-resistant bracket design
  • For level controller systems
  • Long service life in high-temp environments
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304 Grade Round Ball Stainless Steel Floats

304 Grade Round Ball Stainless Steel Floats

  • Customizable pressure ratings
  • For liquid level meters
  • Polished surface finish
  • High buoyancy and stability
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Continuous Level Switch Magnetic Steel Float Ball

Continuous Level Switch Magnetic Steel Float Ball

  • Continuous level sensing
  • Magnetic coupling for reed switch
  • Stainless steel construction
  • Smooth operation, no sticking
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Customized Bracket Float Valve Assembly

Customized Bracket Float Valve Assembly

  • For water tank and gauge systems
  • Custom bracket design available
  • Reliable flow control
  • Corrosion-resistant materials
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110mm Large Floating Balls

110mm Large Floating Balls – 10 MPa Max Pressure

  • Matte brushed finish
  • 110mm diameter, high buoyancy
  • Rated up to 10 MPa pressure
  • Ideal for high-pressure water systems
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Custom Liquid Level Sensor 18/8 SS304

Custom Liquid Level Sensor 18/8 SS304 Metal Float Ball

  • 18/8 Stainless Steel (SS304)
  • Customizable for OEM/ODM
  • For precise level sensing
  • Polished or brushed finish options
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Polishing Screw Head SS304 25*10mm Tank Float Ball

Polishing Screw Head SS304 25x10mm Tank Float Ball

  • Compact 25x10mm size
  • Screw head for easy installation
  • Highly polished SS304 surface
  • For small tank and reservoir systems
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Why Choose Our Float Balls?

ISO 9000 Certified

Rigorous quality control and standardized manufacturing processes ensure consistent product excellence.

OEM/ODM Support

Custom designs, sizes, materials, and branding options available for bulk industrial clients.

Global Export

Trusted by clients in over 50 countries with reliable logistics and after-sales support.

Fast Response

Dedicated team ensures quick quotation, sample delivery, and technical support.

2014
Founded
50+
Countries Served
ISO 9000
Certified
1000+
Industrial Clients

Frequently Asked Questions

What materials are your float balls made from?

Our float balls are primarily made from high-grade stainless steel (SS304 and SS316L), copper, and other corrosion-resistant metals. We also offer custom materials based on application requirements.

Can you customize the size and shape of the float balls?

Yes, we offer full OEM/ODM services including custom diameters, shapes, pressure ratings, magnetic strength, and mounting options to meet your exact specifications.

What is the maximum pressure rating available?

Our float balls are engineered to withstand pressures up to 10 MPa (100 bar), with specialized models available for even higher-pressure applications.

Do you provide samples?

Yes, we offer sample units for evaluation. Please contact us with your requirements and we will arrange shipment.

What industries use your magnetic float balls?

Our products are widely used in water treatment, chemical processing, oil & gas, power generation, food & beverage, pharmaceuticals, and industrial automation.

Get in Touch

Ready to discuss your float ball requirements? We're here to help with quotes, technical support, and custom solutions.

For inquiries, product specifications, or custom orders, please visit our official website to contact us directly.

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