Stainless Steel Blending Tanks for Chemical Plant
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Stainless Steel Blending Tanks for Chemical Plant

Pretank excels in manufacturing a wide range of stainless steel blending tanks tailored to meet the distinct needs of different industries, especially in everyday chemical uses. With over fifty years of expertise, we consistently deliver state-of-the-art processing solutions utilizing advanced agitators and mixing systems, catering to clients worldwide.
  • CHM-Top1

  • Pretank

  • SUS304/SUS316L

  • 500L-30,000L


Product Description

At Pretank, we specialize in crafting top-tier stainless steel blending tanks that are customized to meet the specific needs of our clients' processes. 

Our tanks are meticulously designed to enhance mixing efficiency, reduce processing time, and optimize energy usage. Constructed with wetted parts in materials like SUS304, SUS316L, or SUS316L, and non-wetted parts in SUS304, our tanks are built to accommodate a wide range of liquid pH values, ensuring both compatibility and cost-effectiveness.

We take pride in the quality of our fabrication process, ensuring that interior welds are precisely grounded, eliminating any burrs, and polishing the internal surface to a mirror-like finish for effortless cleaning. Committed to meeting Good Manufacturing Practice (GMP) standards, our tanks come with GMP certificates, demonstrating our dedication to maintaining the highest standards of quality and hygiene.

Blending Tank Solution

Pretank doesn't just manufacture individual chemical blending tanks; we offer complete tank solutions  for chemical plants. Featured on the left is our integrated system, meticulously designed for user convenience and safety, complete with a platform, walkways, and a control box. Engineered for ease of use, the platform and walkways facilitate seamless operations at elevated positions. The control box provides precise control over cooling/heating temperatures, mixing speeds, and pump functions. This comprehensive system not only conserves energy but also greatly enhances overall operational efficiency.

Pls feel free to send us an inquiry to customize your blending tanks!


- We offer customized capacities ranging from 1000L to 50000L to suit your specific needs.

- We accept a wide range of materials, including stainless steel 304, 316, 316Tai, and more.

- Our blending tanks come with versatile blending vanes designed to handle different types of products effectively.

- You have the option to choose between a single-layer or double jacket structure based on your requirements.

- Our tanks feature a human-centered design for easy operation and maintenance.

- The interior wall transition areas are carefully shaped in an arc to eliminate any sanitation dead corners, ensuring thorough cleanliness.

- We provide convenient discharge options, allowing you to choose between bottom direct discharge or using a transfer pump for added flexibility.

Technical Parameters

-  Features a half-open top with hinged lids and a sloped flat bottom for convenience. 

-  Interior and exterior finished with a sleek 2B finish. 

-  Equipped with 4 adjustable legs for stability and flexibility. 

-  Includes a 1/2" tri-clamp sample valve for easy sampling. -

-  Features a liquid level indicator for monitoring.

-  Top agitator comprises motor, gearbox, paddle agitator, rack, and mechanical seal for efficient mixing. 

-  Inlet and outlet equipped with 2" butterfly valves with tri-clamps.

-  Includes a 2" butterfly valve with tri-clamp for drainage.

-  Incorporates an air vent for pressure regulation. 

- Top manhole provided for easy access. 

- Accessories include a control box, pump, load cell, and stainless steel pipelines for a complete setup.

Product Packing

package of stainless steel blending tanks

Wrapped by blanket to aviod crash

package of stainless steel blending tanks

Wooden protect to prevent agitator sway on the road

package of stainless steel blending tanks

Load into container with saddle support and braced by steel strip

| Certificate

Over 100 patents including utility,invrention and industrial design.

Pass through ISO certificates of  ISO9001/22000/ 45001, and other export certificates of  CE, PED, API650, AS1210, AS1692, CSA.


| Processing Machinery

Pretank use advanced processing machines to fabricate our stainless steel tanks,including auto Robbot welding machine,laser cutting/welding machine,CNC lathe,plasma cutting and automatic welding machines.

The machines replace labor working and minimize the human fault& tanks defects,improve tank quality, shorten construction period.

Processing Machinery

| About Company

Pretank is established in 1971, it's the largest-scale and longest-history stainless steel vessels manufacturer in China,with 4000 staff, 666,000 m㎡ floor space and US$240 million annual sales. We have the most advanced technology, R&D capability in the industry,adopt solidworks and AutoCAD to design vessels, Engaged in formulation of National Standard in designing, producing, inspection and transportation.

About us

53-Year History in Tank Fabrication

Prettech stainless steel tanks already used in 40 classifications,gather rich experiences and precipitate skills in varied industries,win 100,000 client’s trust

Guarantee Quality

- Ensure no leaks no rust, easy cleaning.
- All tanks are over engineered and heavy-duty made, lengthen tank service life.
- Stainless steel tanks produced by automatic and laser machines, reduce labor fault.
- Each tank is strictly tested and inspected before delivery.
- We pass through ISO certificates CE, PED, API650, AS1210, AS1692, CSA, supply 2-year warranty.

Competitive Price

Scale production and automatic machines reduce cost, Pretank always perseus the most reasonable price policy to share the profits with our consumers and distributors. With same quality our price are more strong competitive.

Customize Service Free of Charge
Our bespoke tanks are tailor-made for each project, considering material, strength calculations, dimensions, fittings, and ports.We listen carefully to your needs and provide humane designs.

Lifetime Engineering Service

At pretank family, you will get lifetime engineering service! Installation service on your site, making all the AutoCAD drawings for you, completely free parts replacement in the warranty date, low cost parts supplied out of the warranty, technology support door to door, lifetime consult support.


1.  Can you produce tanks with S.S.316L?

A: Yes we can, the wetted-parts are produced by S.S.316L to guarantee the corrosion resistance, the non-wetted parts are produced by S.S.304 to reduce cost.

2. What’s the lead time?

A: 35-50 working days depend on the order quantity.

3. How do you ship the goods?

A: We usually ship by sea in containers or flat rack.

4. Do you supply door to door shipping?

A: Yes we do, Pretank do ocean shipping, customs clearance, import procedures and deliver products to the appointed place.

5. What inspections will you do before delivery in your factory?

A: All tanks would be tested by static pressure test, dye penetration or X-ray test if requested.


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Provide stainless steel tanks solutions for liquid processing of STORAGE,FERMENTING, HEATING,CHILLING, BLENDING, DISTILLING, MASHING AND BOILING.




Tel: +86-519-85255001 
Cell: +86-15295029678 
Fax: +86-519-86713769 
Add: A-floor, 16,R&D HUB 2,Science and education Town, No.801,Changwu Middle Road,Wujin District, Changzhou, Jiangsu. P.C. 213000
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