QBK-40 DN40 44GPM Cast Iron Pneumatic Diaphragm Pump

In the world of moving fluids, where challenges range from thick sludge to delicate chemicals, one piece of equipment stands out for its graceful simplicity: the Diaphragm Pump. Its operation is a quiet ballet—a flexible diaphragm oscillates, creating chambers that draw fluid in and push it out with a gentle, reliable pulse. This simple principle is what makes it a hero in countless industrial settings, capable of handling tasks that would overwhelm or damage other pump types.

But how does this elegant engineering translate from concept to a robust tool on your factory floor? The journey often begins within a specialized Diaphragm Pump Factory. This is where the magic of volume, expertise, and precision manufacturing converges. A focused Diaphragm Pump Factory doesn't just assemble parts; it refines a craft. It leverages streamlined production processes to create pumps that are consistent, dependable, and tailored to a wide array of industrial needs.

This brings us to a common and practical consideration: cost. While the appeal of a low initial price is understandable, the real measure of value is total cost of ownership. This is where the distinction between any supplier and a reputable Diaphragm Pump Manufacturer becomes critical. A established manufacturer focuses on building a reputation for reliability. They achieve cost-effectiveness not by cutting corners, but through efficient production scales and mature design—offering you a robust Diaphragm Pump without unnecessary overhead.

When you are evaluating a potential Cheap Diaphragm Pump Manufacturer, it's wise to look beyond the price tag. Consider the materials used in the diaphragms and housings. Inquire about testing procedures and the availability of technical data. A trustworthy manufacturer will be transparent about these details. The goal is to find a partner whose definition of a cost-effective Diaphragm Pump aligns with yours: a product that runs longer, requires less maintenance, and is backed by responsive support.

Ultimately, selecting the right pump is about connecting a technology with a source you can trust. A well-regarded Diaphragm Pump Factory serves as that foundation. It provides the assurance that the pump you receive is the product of experience and a commitment to function. By understanding the inherent versatility of the Diaphragm Pump and pairing it with a competent Diaphragm Pump Manufacturer, you secure more than just a piece of equipment; you gain a dependable component for your operational workflow, designed to keep your processes flowing smoothly.

Performance parameters

Model

Max Flow Rate

(m³/h)

Head

Exit pressuse

(kgf/cm²)

Sucked lift

Max grain Dia

(mm)

Max pressure

(kgf/cm²)

Consumption Max air

(m³/min)

Max air consumption

 (m³/min)

Pump

Inlet

Outlet

QBK-10

0-1

0-69

6.9

5

1

7

0.5

0.3

Threaded

1/2"

QBK-15

0-1.8

0-69

6.9

5

1

7

0.5

0.3

Threaded

1/2"

QBK-20

0-3

0-69

6.9

5

2.5

7

 1

0.5

Threaded

3/4"

QBK-25

0-5

0-69

6.9

5

2.5

7

 1

0.5

Threaded

1"

QBK-25I

0-9

0-69

6.9

5

2.5

7

 1

0.6

Threaded

1"

QBK-40

0-10

0-69

6.9

5

4.5

7

1

0.6

Threaded

1 ½″

QBK-50

0-20

0-69

6.9

5

8

7

2

1.2

50 Flange

50 Flange

QBK-65

0-25

0-69

6.9

5

8

7

2

1.2

65Flange

65 Flange

QBK-80

0-30

0-69

6.9

5

10

7

4

2

80Flange

80 Flange

QBK-80I

0-50

0-84

8.4

10

10

8

5

3

80 Flange

80 Flange

QBK-100

0-40

0-69

6.9

7

10

7

4

2

100 Flange

80 Flange

QBK-100I

0-60

0-84

8.4

10

10

8

5

3.5

100 Flange

100 Flange

QBK-125

0-70

0-84

8.4

10

12

8

5

4

125 Flange

125 Flange

https://www.zepopump.com/product/

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