Name: Stainless Steel Magnetic Drive Pump
Brand: changyu
Availability: InStock

CQ Series Stainless Steel Magnetic Drive Pump

The CQ Series stainless steel magnetic drive pump replaces dynamic seals with static seals, ensuring the pump’s wetted components remain completely sealed. This design eliminates the leakage, seepage, and dripping issues inherent in mechanical seals found in other pumps. Constructed from stainless steel, this pump offers excellent corrosion resistance and prevents contamination of the conveyed medium.

Changyu pompa penggerak magnetik feature a compact structure, aesthetically pleasing design, small footprint, low noise, reliable operation, and convenient use.

Rentang Aliran :	1.2-60m³/h
Kepala Rentang:	5-50m
Kekuatan :	0.12~11Kw
Ambient Temperature:	＜40°C, motor temperature rise ≤75°C.

Pendahuluan

The CQ Series stainless steel magnetic drive pump employs a permanent magnet coupling transmission principle, replacing dynamic seals with static seals to achieve fully sealed, zero-leakage fluid transfer. This completely resolves the leakage issues common in traditional mechanical seal pumps. The pump’s wetted components are manufactured from 304/316L stainless steel (customization available), offering excellent corrosion resistance to ensure pure, contamination-free medium transfer.

This series features a compact structure, small footprint, low noise, and stable, reliable operation. With a flow range of 1.2–60 m³/h and a head of 5–50 m, it is suitable for industries including chemical, pharmaceutical, petroleum, electroplating, food, scientific research, and defense. It safely conveys acidic/alkaline liquids, oils, volatile, and toxic media, and is widely integrated into circulating water systems and filtration equipment.

Part
Spesifikasi

Structural Diagram of Stainless Steel Magnetic Drive Pump

Continuously Optimized Components: All on Display for You

Stainless Steel Pump Housing

Silica sol pickling process, no pinholes or leaks. Available materials: 304, 316L.
Flange pressure rating: 0.6MPa. Suitable for media with density below 1.2g/cm³.
Cantilevered structure with 5-6mm housing thickness. Newly optimized hydraulic model boosts efficiency by 3%.

Monoblock Impeller and Rotor

The impeller features front-to-back grinding rings, with flow channels ultrasonically cleaned to remove burrs. The stainless steel surface achieves high polish, enhancing efficiency.
Stable bilateral dynamic balancing ensures smoother pump operation.

Stainless Steel Isolation Sleeve

The isolation sleeve is constructed from high-quality stainless steel using laser welding for a seamless, monolithic design. All welds undergo non-destructive testing to ensure uniformity and crack-free integrity. It resists stress deformation during prolonged operation and withstands pressures up to 2 MPa.

Powerful Magnet Assembly

Advanced push-pull magnetic circuit design. Magnets utilize Grade 12 ferrite permanent magnets, delivering enhanced magnetic torque through the push-pull configuration. Bilateral dynamic balancing and weight reduction ensure smooth operation of the external magnet while minimizing vibration.
Surface magnetic flux density: 151 Gauss, non-degradable
External magnet dynamic balancing ensures long-term stable operation and extended service life.
Ferrite permanent magnets with a maximum temperature rating of 100°C, suitable for conveying media with specific gravity up to 1.2.

Pump Shaft and Bearings

High-strength pump shaft design, stainless steel pump shaft, manufactured from solid stainless steel round bar through integral machining for high strength.
Both ends of the pump shaft are fitted with graphite-filled bearings, utilizing a hard-on-soft pairing to significantly extend service life.
Stainless steel main shaft with graphite-filled bearings, suitable for acids, alkalis, salts, and organic solvents.

Installation Requirements:

Magnetic drive pumps should be installed horizontally and should not be mounted vertically. The plastic pump body must not bear the weight of the piping. For special applications requiring vertical installation, the motor must face upward.
Pre-startup Inspection:
- Check that the motor fan blades rotate freely without binding or abnormal noise; ensure all fasteners are secure.
- Verify that the motor rotation direction matches the magnetic drive pump’s direction indicator.

Operation:

After starting the motor, slowly open the discharge valve. Once the pump reaches normal operating conditions, adjust the discharge valve to the required opening. Before stopping the pump, first close the discharge valve, then close the suction pipe valve.
Medium Requirements:
- If the conveyed medium contains solid particles, install a filter screen at the pump inlet. If it contains ferromagnetic particles, install a magnetic filter.
- The conveyed medium and its temperature must remain within the permissible range for the pump materials.
- For specific model parameters such as flow rate and power, contact us for a customized solution tailored to your operating conditions.

Operating Conditions

The following restrictions must be strictly adhered to ensure safe operation:

Parameter	Requirement
Medium Temperature	Standard Type: ≤100°C; High-Temperature Custom Type: ≤200°C (Requires insulation jacket).
Inlet Pressure	≤0.2 MPa. A foot valve is required when the liquid level is below the pump shaft.
Medium Characteristics	Density ≤ 1600 kg/m³; Kinematic Viscosity ≤ 30 × 10⁻⁶ m²/s; Must not contain hard solid particles or fibers.
Ambient Temperature	< 40°C; Motor temperature rise ≤ 75 K (under rated operating conditions).
Special Requirements	Dry running is strictly prohibited (bearings are lubricated by the medium). A filter/strainer is required for media containing solid particles.

Spesifikasi

Model description

EX:50CQ-32
50 — Pump Rated Head (m)
CQ — Magnetic Drive Pump Designation Code
32 — Pump Inlet Diameter

If you’re unsure which model to choose, please contact us. Our experts will be happy to recommend one for you.

Email: jade@changyupump.com

Telepon: +86-13651913727

No	Model	Aliran (m³/jam)	Kepala (m)	Efisiensi (%)	NPSHr (m)	Inlet × Outlet (mm)	Kecepatan (r/menit)	Daya Motor (kW)	Weight (kg)
1	16CQ-5	*1.2	5	20	1.5	16×12	2900	0.12	12
2	16CQ-8	*1.8	8	21	1.5	16×12	2900	0.18	15
3	20CQ-12	*3	12	21	2.0	20×12	2900	0.37	22
4	25CQ-15	*5.4	15	25	2.7	25×20	2900	1.1	30
5	32CQ-15	*6.5	15	28	3.0	32×25	2900	1.1	35
6	32CQ-25	*4.8	25	23	3.0	32×25	2900	1.1	35
7	32CQ-32	2	32	20	2.5	32×25	2900	2.2	38
		*3.6	32	24
		5	30	27
8	40CQ-20	6.3	21	20	3.0	40×32	2900	2.2	42
		*10	20	22
		11	20	22
9	40CQ-32	6.3	33	24	3.0	40×32	2900	4	65
		*11.5	32	25
		13	30	27
10	40CQ-40	*6.3	40	21	3.0	40×32	2900	4	68
11	50CQ-25	9	27	30	3.0	50×40	2900	4	68
		*14.4	25	27
		17	25	34
12	50CQ-32	9	33	28	3.0	50×40	2900	4	70
		*13.2	32	29
		17	29	30
13	50CQ-50	6.3	50	27	3.0	50×32	2900	5.5	108
		*7.8	50	28
		10	47	33
14	65CQ-25	15	26	35	3.0	65×50	2900	4	110
		*16.8	25	36
		20	23	38
15	65CQ-32	17	33	48	3.0	65×50	2900	5.5	115
		*25	32	50
		30	28	53
16	80CQ-32	35	33	48	3.0	80×65	2900	11	155
		*50	32	52
		60	29	55

Aplikasi

Widely applicable in fields requiring the transportation of high-risk, high-purity, or corrosive media:

Industries: Chemical, pharmaceutical, petroleum refining, electroplating, food processing, environmental water treatment, scientific research, and defense industries.

　　Medium Types: Acid/alkali solutions, flammable and explosive liquids (e.g., solvents), toxic reagents, valuable pharmaceutical solutions, electroplating solutions, and high-temperature fluids (custom models withstand temperatures ≤200°C).

Chemical

Corrosion-resistant transfer of acids, alkalis, solvents

Pharmaceutical

Clean transfer of high-purity pharmaceutical liquids

Scientific Research

Safe transfer of hazardous laboratory chemicals

Food Processing

Hygienic transfer of food-grade and high-purity liquids

Stainless Steel Magnetic Drive Pump Manufacturer

Changyu specializes in manufacturing stainless steel magnetic drive pumps for organic solvent and corrosive media transfer. Certified to ISO 9001, with products meeting CE, ATEX, EAC, and API standards, we offer stable quality, fast delivery, and customized solutions to meet diverse operating requirements.

Email: jade@changyupump.com

Telepon: +86-13651913727

Pertunjukan Pabrik

Pertanyaan Umum

Q1: What is the difference between a magnetic pump and a centrifugal pump?

A1: Magnetic pumps and centrifugal pumps have significant differences in their working principles and applications. Magnetic pumps use magnetic coupling to transmit power, eliminating the need for traditional mechanical seals, which results in a leakage-free design that is particularly suitable for transporting toxic, volatile, or corrosive liquids. Their design isolates the internal components from the external environment, reducing the risk of leaks and enhancing safety. In contrast, centrifugal pumps rely on a rotating impeller to generate centrifugal force, pushing the liquid from the center of the pump to the outside, making them suitable for high-flow, low-viscosity liquid transfer. However, they may face leakage risks when handling hazardous or high-temperature liquids. Overall, magnetic pumps are more appropriate for applications where the safety of the medium is critical, while centrifugal pumps are more commonly used for general fluid transfer.

T3: Apa saja aplikasi pompa magnetik?

A3: Pompa magnetik banyak digunakan di berbagai bidang terutama karena kinerja penyegelan dan keamanannya yang sangat baik. Dalam industri kimia, pompa ini digunakan untuk mengangkut cairan korosif dan beracun, memastikan tidak ada kebocoran yang terjadi saat menangani media berbahaya. Di sektor farmasi dan biofarmasi, pompa magnetik digunakan untuk mentransfer obat-obatan dan cairan biologis, mencegah kontaminasi silang dan memastikan kemurnian produk. Selain itu, pompa ini juga digunakan dalam industri makanan dan minuman, terutama dalam pengangkutan produk susu dan minuman, untuk memastikan kebersihan dan keamanan. Di sektor perlindungan lingkungan, pompa magnetik digunakan untuk pengolahan air limbah dan penanganan berbagai cairan limbah. Secara keseluruhan, karena efisiensi dan fitur keamanannya, pompa magnetik memainkan peran penting dalam aplikasi transfer cairan dengan persyaratan yang ketat.

T5: Apa prinsip kerja pompa magnetik?

A5: The working principle of a magnetic pump is based on the design of magnetic coupling, which transmits power without the need for traditional mechanical seals. The pump structure typically consists of a drive section and a driven section, where the motor in the drive section generates a rotating magnetic field that drives the internal magnetic coupling to rotate. This magnetic coupling is connected to the pump impeller, allowing the liquid to be drawn in and pushed out through the outlet due to the impeller’s rotation. Throughout this process, the liquid medium isolates the inside of the pump from the outside, preventing any leakage. Since there are no mechanical seals, magnetic pumps are particularly safe for transporting toxic, corrosive, or volatile liquids, while also reducing maintenance needs and extending the lifespan of the equipment. This efficient, leak-free design has led to the widespread use of magnetic pumps in various industrial applications.

T2: Apa saja tindakan pencegahan untuk menggunakan pompa magnetik?

A2: When using magnetic pumps, several key considerations should be taken into account to ensure safe and efficient operation. Firstly, it is crucial to always maintain an adequate liquid medium in the pump to prevent dry running, as a lack of liquid can lead to overheating and damage to the components. Additionally, regular checks on the sealing conditions and electrical connections of the pump should be conducted to ensure there are no leaks or poor contacts. The appropriate pump materials should be selected based on the properties of the medium to avoid chemical corrosion and wear. Lastly, during installation and operation, it is important to follow the manufacturer’s guidelines and avoid exceeding the pump’s rated performance to ensure long-term stable operation. By adhering to these precautions, the lifespan of the magnetic pump can be maximized, and its efficiency can be improved.

Q4: Why can’t the magnetic pump run dry?

A4: Alasan utama mengapa pompa magnetik tidak bisa kering adalah karena pompa ini mengandalkan media cairan untuk pendinginan dan pelumasan. Dalam kondisi operasi normal, cairan tidak hanya memberikan daya tetapi juga mengurangi gesekan dan panas antara komponen internal pompa. Jika pompa beroperasi tanpa cairan, komponen internal dapat menjadi rusak karena terlalu panas, terutama kopling magnetik dan bagian penting lainnya, yang mungkin mengalami keausan atau kegagalan yang signifikan. Selain itu, kurangnya cairan dapat menyebabkan impeler bersentuhan langsung dengan selubung pompa, yang semakin memperburuk keausan dan berpotensi menyebabkan kegagalan peralatan yang cepat. Oleh karena itu, untuk memastikan pengoperasian pompa magnetik yang aman dan efektif, sangat penting untuk menghindari menjalankannya dalam keadaan kering.

Q6: What are the advantages of CQ Series magnetic pumps in corrosion resistance and maintenance?

A: The CQ Series is made from 304/316L stainless steel for all wetted parts, offering excellent corrosion and wear resistance. Its sealless design eliminates mechanical seal failures, reducing maintenance needs, ensuring long-lasting, reliable, and safe operation even with aggressive chemicals and high-purity media.

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