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Magnetic stirring system

2011-07-07View Original

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Hello everyone~ Does anyone know of any companies in China that are good at manufacturing magnetic stirrers? Our company needs to manufacture two reaction kettles, with a pressure requirement of 7.0 MPa and a temperature of 300 degrees. The material requirement is stainless steel. The magnetically driven stirring systems custom-made in the past had design flaws, causing the lubricant in the bearings of the magnets to melt and flow into the reaction vessel, which made the bearings prone to failure. It also contaminates the products; could those who have done a good job share their experiences? I heard that Weihai does a good job at this; are there any specific manufacturers?
Reply #22011-07-08
The magnetic stirrers produced by Weihai Xinyuanhua Machinery are quite good
Reply #32011-07-12
We specialize in magnetic stirrers. For the bearing lubrication issue you mentioned, special lubricants can be used. Additionally, great care must be taken when bonding the magnetic steel sheets, and this process requires experienced personnel to handle it. You can contact me at Zhejiang Great Wall Reducer Co., Ltd.; we have been working on magnetic stirrers for over a decade. Phone number: 13929539583.
Reply #42012-02-09
Magnetic stirring is one of the specialty products of Weihai Xinyuanhua Machinery; you are welcome to visit our factory
Reply #52012-02-13
Our company specializes in the production of magnetic seals; they have an advanced design and do not suffer from the problem of bearing damage. Contact 051385599770
Reply #62012-03-05
It’s all good. It would be good if there were a trial period.
Reply #72019-04-26
Has your problem been solved? Wuhan GuoKong Technology Consulting can provide free solutions to help enterprises resolve their issues. Specialized custom experiments and research equipment; over 20 years of experience.
Reply #82020-12-20
For magnetic stirring, the magnetic stirrer uses lower-mounted bearings that are sealed within the tank. In situations where the working medium is highly corrosive (especially substances such as hydrofluoric acid used in the fluorine chemical industry), these bearings corrode and get damaged quite rapidly, which results in a **reduced lifespan of the magnetic seal**. As a result, the seals of the reaction vessels on site often need to be repaired. Moreover, for the reactors using such media, after the seal has been repaired once, its service life on the second occasion is often shorter than that on the first. Result: 1. Low equipment utilization ; 2. Equipment maintenance costs, with an increase in the cost of spare parts ; 3. In some applications, after the reactor is opened multiple times, the surface of its lining can be damaged as a result of exposure to air and other factors, which leads to the leaching of impurities such as iron ions from the reaction mixture inside the reactor ; 4 ; There are heavy on-site maintenance tasks ; 5. The on-site management is chaotic. Wait. All these issues lead to **increased product costs and greater complexity in on-site management. Our company has carried out technical upgrades for customers in various related fields, completely resolving the aforementioned issues. Colleagues who have such needs can contact me to discuss solutions ; Phone: 1390-1520-390.

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