AS-C531 cartridge seal is customized single seal with multiple spring that made as per client drawing.
Basic information:
Model: | AS-C531 | Size: | 75mm |
Structure: | Multiple spring | Type: | Single seal |
Pressure: | Medium pressure mechanical seal | Speed: | General Speed Mechanical Seal |
Temperature: | High Temperature Mechanical Seal | Standard: | Standard |
Balance: | Balance | Appliaction: | Pump |
MOQ: | 1 set | Transport package: | Carton or wooden case |
HS code: | 8484200090 | Origin: | Zhangjiagang,China |
Combined Materials :
Rotary face material: | SIC | Stationary face material: | SIC |
Spring material: | Hast-C | Secondary seal: | VITON |
Metal parts: | Duplex2205 | Other: | SS304 |
Production Description
1. Feature
- Multi spring compensation performance is good, and the end face load is uniform
- Composite transmission has lower friction damping and more uniform transmission force
- The positioning and installation of the fastening screw are simple and easy to adjust
2. Material
We can provide materials not mentioned above to meet the requirements of different occasions. If needed, please contact Asino company
3. Aplications
Oil and gas, chemical, metallurgical, pharmaceutical, food, water treatment
4.Background
The role of containerized mechanical seals in pumps
Function 1: Achieve"zero errors"in installation (the core value)
Traditional non containerized seals require dozens of scattered parts to be sent to the site, all assembled by experienced maintenance technicians. The spring is prone to burning out when compressed, leaks when compressed loosely, and breaks after a few days of misalignment. When the containerized seal leaves the factory, all positions have been fixed with clips. During installation, the pump shaft is fully fitted, several screws are tightened, and the positioning clip is pulled out to automatically obtain a 100% correct installation state. Its function is to transform the reliability of the seal from relying on human craftsmanship to relying on product design.
Function 2: Make it possible to handle"dirty media"(key to prolonging lifespan)
If the pump is pumping sewage, slurry or liquid that is prone to crystallization containing sediment, these solid particles, once drilled into the sealing surface, can polish the"mirror"within a few hours. One important design function of the containerized seal is its built-in flushing and cooling interface. You can draw a clean liquid from the high-pressure area of the pump, forcefully wash away particles near the sealing surface, and take away frictional heat. In this way, the working environment of the sealing surface is actively purified, and the lifespan is extended from a few days to six months or even more than a year.
Function 3: Provide"thermal buffering"protection for the sealing surface (preventing explosion)
At the moment of pump start-up, the sealing surface has not yet been lubricated by liquid, resulting in dry friction heat. Immediately after catching a cold, the temperature difference impact can easily cause the hard alloy sealing ring to crack (this is called thermal shock). The container sealed chamber has a large volume and can be filled with coolant in advance. For example, a"thermal buffer cover"is placed on the sealing surface to keep it immersed in the liquid during startup, avoiding brittle fracture caused by sudden cooling and heating.
Company Profile
Shipping Package

FAQ
Question 1: Are you a factory or a trade company?
Asinoseal : We are a factory with 3000㎡area with over 40 workers.
Question 2: Where is your factory located? How can I go there?
Asinoseal: Our factory is located in Zhangjiagang City,Suzhou, near Shanghai .
Question 3 How can I trust your quality?
Asinoseal: Our company passed ISO9001:2008,and strictly follow this standard,we have strict QC from raw material QC to QC before shipping to ensure our quality. Quality lists always first in our company.
Question 4: When can I get my order after placing it?
Asinoseal: For stock one,3-7 days, non-standard one 30-35 days
Question 5: What's payment term?
Asinoseal: For first cooperation,it has to be 100% before production,but for long-term cooperation,it could be adjusted
Question 6: Can you make mechanical seals according to our drawing?
Asinoseal: Absolutely yes,that's our advantage
Question 7: What's your company's advantage product?
Asinoseal : Agitator seals,cartridge seals and metal bellow seals,we always have good price and quality

If you want to view other products,pls see this website &www.aefluidtec.com/