Solid-Liquid Separation Stainless Steel Bag Filter

Solid-liquid separation is a critical process in various industries, including chemical, pharmaceutical, environmental protection, food and beverage, and medical sectors. It involves the removal of solid particles from a liquid medium, typically in the form of a slurry. This process is essential for product recovery, purification of liquids, and waste management.

 

The solid-liquid separation stainless steel bag filter has emerged as a preferred choice for solid-liquid separation due to its robust construction, versatility, and ease of use. The filter is designed to accommodate a single or multiple bags, with sizes ranging from No. 1 to No. 4, making it suitable for a wide range of applications.

 

The solid-liquid separation stainless steel bag filter is typically constructed from 304 or 316L, ensuring corrosion resistance and durability. The housing can be designed to hold anywhere from 1 to 24 bags, with options for flange-type or screw-type openings. The surface treatment can be polished or sandblasted, and the top cover can be installed with lifting bolts, flanges, or clamps.

 

Parameters

Flange standard	HG, GB, SH, HGJ, J8, ANSI, JIS
Connections	Thread, Flange, Clamp
Drain outlet specification	1/4
Filtering precision	0.5 - 800 μm
Design pressure	0.6 - 1.0 Mpa
Design temperature	90°C for PP filter bag, 130°C for PE filter bag, 240°C for PTFE filter bag
Surface treatment	Sand blasting, polishing
Housing material	20#, 304, 316L, 2205/2507, titanium
Sealing gasket material	Silica gel, NBR, PTFE
Filter bag material	Polyester, polypropylene, nylon, PTFE, glass fiber

 

Performance and Capacity

The solid-liquid separation stainless steel bag filter is characterized by efficient filtration, with micron ratings ranging from 0.5 to 800 microns. This filter is capable of handling a variety of applications, including wines, beer, pure water, solutions, and more. It is particularly beneficial in industries where high purity and stringent filtration requirements are paramount.

 

Functionality and Operation

The solid-liquid separation stainless steel bag filter operates on the principle of gravity filtration. As the contaminated liquid enters the top of the filter, it passes through the perforated plates and is forced to change direction multiple times, allowing the solids to settle and accumulate on the plates. The trapped solids form a thin layer over the plates, which acts as a precoat for the incoming liquid, further improving filtration efficiency.

 

As the liquid continues to flow through the filter, the solids are retained within the bag, while the clarified liquid exits through an outlet at the bottom. The pressure drop across the filter increases as the solids accumulate, indicating that the filter bag is nearing its capacity. At this point, the filter bag can be removed and replaced with a new one, allowing the process to continue uninterrupted.

 

Benefits and Advantages

The solid-liquid separation stainless steel bag filter offers numerous benefits and advantages over traditional filtration methods. One of the primary advantages is its ability to handle a wide range of particle sizes and concentrations, making it highly versatile and adaptable to different applications. Additionally, the use of high-grade stainless steel ensures excellent corrosion resistance, even in harsh environments, extending the service life of the filter.

 

Another significant advantage is the ease of maintenance and replacement of the filter bag. Unlike other types of filters that may require disassembly or extensive cleaning, the solid-liquid separation stainless steel bag filter allows for quick and efficient removal and replacement of the filter bag, minimizing downtime and maintenance costs.

 

Applications and Industries

The solid-liquid separation stainless steel bag filter finds widespread application across various industries due to its versatility and efficiency. In the pharmaceutical industry, it is used for the purification of drug solutions and the recovery of active pharmaceutical ingredients. In the food processing industry, it is utilized for the clarification of juices, wines, and beers, as well as the dewatering of slurries and waste products.

 

In the water treatment industry, the solid-liquid separation stainless steel bag filter is employed for the removal of suspended solids and turbidity from raw water sources, providing clean and safe drinking water. Additionally, it is used in the chemical manufacturing industry for the recovery of valuable catalysts and the separation of reaction products.

 

FAQ

1. Q: What is the function of a filter?

A: The main function of a filter is to remove solid particles, impurities, and harmful substances from liquids or gases, in order to achieve purification, clarification, and protection of equipment.

2. Q: How to choose a suitable filter?

A: When choosing a filter, factors such as the properties of the material being filtered (e.g., viscosity, temperature, corrosion), required filtration accuracy, processing capacity, operating pressure and medium, as well as the type, material, size, and installation method of the filter should be considered.

3. Q: What is the working principle of a filter?

A: The working principle of a filter mainly relies on physical screening, deep interception, absorption, or chemical reactions to remove impurities or harmful components from the material being filtered.

4. Q: How to maintain and care for a filter?

A: Maintenance of filters includes regular cleaning or replacement of filter elements, inspection of seals and fasteners, maintaining stable operating pressure, and avoiding overloading. Specific methods should be referenced from the filter's instruction manual and maintenance guides.

5. Q: What is the service life of a filter?

A: The service life of a filter depends on its working environment, processing volume, and filtration accuracy. Generally, when the filter's pressure drop reaches a certain value or the filtration effect decreases significantly, it needs to be replaced or cleaned.

6. Q: What should be paid attention to during filter installation?

A: During filter installation, attention should be paid to the directionality, ensuring that the fluid enters and exits from the correct ports. Also, the piping system should be cleaned before installation, and the filter should be securely fastened and sealed as required by the instructions.

7. Q: What is the replacement cycle for filters?

A: The replacement cycle for filters depends on their working conditions and filtration requirements, and is usually indicated by pressure difference indicators or timers. When the filter's pressure drop reaches the set value or the filtration effect decreases, it should be replaced in a timely manner.

 

Why Choose Us

· Professional manufacturer with many years' experience

· Good quality with competitive price

· OEM & ODM are welcome

· Various payment items are acceptable

· Good service by experienced manager

 

AIDA Philosophy

1. Management Concept:

· Satisfy the customers' demand --- Touch customers, trust with our products and services

· Make employees happy --- Pursue higher material and spiritual happiness

2. Company Mission:

· Focus on customer needs, provide best filtering solution

· To be the lifelong partner with customers

3. Corporate Vision:

· Become a global purification leadership brand

4. Values:

· Customer: Pursue the ultimate experience, enjoy excellent quality

· Team: Trust, responsibility, growth, win-win

· Work: Simple, sincere, efficient, dedicated