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Q641TC pneumatic ceramic ball valve,pneumatic ceramic ball valve

Product Code : VF--QCC-Q119-CU

Nominal diameter; DN15-300

Nominal pressure (MPa); PN1.0 to 2.5

Allowable pressure difference (MPa); ≤ nominal pressure

Valve body form; Two way type

Connection form; Francois

Spool form; O-ball valve spool

Applicable temperature; 200 ℃ or less

Flow characteristics; Approximate fast opening type

Range of action; Leakage from 0 to 90° Q

Soft seal Class VI, hard seal class IV meet ANSI B16.104 standards

GT, AT, ST, SR, AW and other series pneumatic actuators are configured

Control mode; Switch type (switch 2-position control) Regulation type (4-20mA control)


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Q641TC Pneumatic ceramic ball valve Product Introduction:

It has excellent corrosion resistance, high temperature resistance, abrasion resistance and erosion resistance. It is widely used in various kinds of acid, alkali and salt gas, liquid, high-temperature steam and mud conveying system in petrochemical, metallurgy, paper making, power station, oil refining and other industries. It is an ideal replacement product for titanium valve and Monel valve under strong corrosion.

Meet the use of high wear, strong corrosion environment, especially the outstanding feature is the long service life, the performance and price ratio of electric ceramic ball valve is far better than other similar metal valves. With the continuous development and progress of science and technology, ceramic materials from the formulation, molding, processing and assembly technology and other aspects of the technology is more mature and complete, electric ceramic ball valve with its excellent performance more and more to get the recognition of the valve industry. The successful experience of manufacturing ceramic valves can also be applied to a wider range of engineering fields.

Pneumatic ceramic ball valve flue gas desulfurization application:

Wet calcium flue gas desulphurization technology can most effectively remove sulfur dioxide in flue gas and elute dust at the same time. It is an effective method to control the concentration of sulfur dioxide and inhalable particulate matter in atmospheric environment at the same time.

The basic principle of the wet calcium method flue gas purification technology is that the lime or limestone slurry or solution is in contact with the flue gas, the sulfur dioxide in the flue gas is absorbed into the liquid phase, and the liquid phase reacts with the lime or limestone to produce calcium sulfite. In the process of gas-liquid contact, solid dust particles are simultaneously captured by the liquid. However, many users of desulfurization equipment in the corrosion, scaling, wear, blockage and other problems reflect the larger, so the ultra-wear-resistant ceramic ball valve came into being. MZ series ceramic regulating valves are widely used in flue gas desulfurization system, slag removal system and combustion system of power plant. Salt water system and distillation system of alkali plant; Pulp control system of paper mill, etc.

In power station desulphurization (FGD) project, ceramic valve can solve the two problems of high chloride ion corrosion and high solid content wear in FGD working condition. In the adjustment process of limestone slurry and gypsum slurry wastewater, ceramic valve is the most ideal valve at present, and it is the best substitute for imported products, and has a high promotion value.


Performance characteristics:

All the parts in contact with the medium are structural ceramic materials, which are chemically stable and have extremely high hardness (Rockwell hardness HRC90), second only to diamond. Therefore, the valve has very high wear resistance, corrosion resistance, erosion resistance, and good heat insulation, small thermal expansion.

The ball is made of advanced grinding equipment and technology, the ball has high roundness precision and good surface quality. After grinding with the ceramic seat, the self-sliding property of Zr02 ceramic can achieve good sealing performance and really achieve a good hard seal of ceramic to ceramic. Completely changed the metal hard seal ball valve leakage, torque, sealing surface is not resistant to corrosion, not resistant to wear shortcomings. Ceramic good wear resistance, so that the valve durable, high reliability. Long service life, titanium alloy valve and Monel valve 2-4 times. For high hardness granular media, or soft particles but corrosive media, this valve has unparalleled absolute advantages, is currently the only suitable for such media valve.

Can directly receive 4-20mA or 1-5V signal, easy to achieve the proportional adjustment of the valve (position control), good control module to ensure long-term stable use. The mainstay of desulfurization systems. The company also produces PTFE lined hard sealed ceramic ball valve, stainless steel ceramic ball valve and electric pneumatic ceramic ball valve.


Pneumatic actuator selection:

one When selecting pneumatic actuators, first determine the torque of the valve, and then increase the safety value according to the medium

2. Water vapor or non-lubricated media increases the safety value by 25%

3. Non-lubricated dry gas medium increases the safety value by 60%

4. Increase the safety value of non-lubricated particles and powders by 100%

5. Increase the safety value by 20% for clean, frictionless lubricating media

6. Finally, according to the working pressure of the air source, the single and double acting torque table can be found, and the accurate single acting and double acting pneumatic actuator type can be obtained.


Mainly used in electric power, petroleum, chemical industry, metallurgy, mining, sewage treatment and other industrial fields, especially in the face of high wear, strong corrosion, high temperature, high pressure and other harsh conditions, ceramic valves show its excellent performance. Ceramic valves can meet the use of high wear, strong corrosion environment, especially the outstanding feature is very long service life.

Packing of Standard Packing: 

Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 470 gallon liquid totes Special package is available on request. E FORUs’  is carefully handled to minimize damage during storage and transportation and to preserve the quality of our products in their original condition




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+ 1 917 7225069