1/2 Inch 57lpm PP Air Operated Double Diaphragm Pump

Basic Info.

Model NO.	QBK15PP-TF-TF-PP
Power	Pneumatic
Valve Body Type	Diaphragm
Function	Pneumatic Type
Diaphragm Material	Poly Ethylene Forty-Six
Performance	Corrosion
Inlet & Outlet	Thread BSPT or NPT
Max Suction Lift	Dry 4m, Wet: 7.6m
Max Pressure	7 Bar
Air Inlet	3/8 Inch
Max Air Pressure	8.4 Bar
Max Particle Dia	2.5mm
Ball Seat	PTFE or PP
Max Head	70 M
Max Flow	57 Lpm
Diaphragm	PTFE or Santoprene, Viton etc
Ball Valve	PTFE or PP
Fluid Chamber	Polypropylene or PVDF, SS304 or SS316, Al
Transport Package	Carton for Qbk15PP-TF-TF-PP
Specification	9.8 kg for 0.5inch PP pump
Trademark	DEFU
Origin	China
HS Code	8413910000
Production Capacity	10000PCS/Year

Product Description

1.Product Description
QBK series pump is an air operated double diaphragm pump, which is driven by air. It is a kind of positive displacement pumps which volume changes caused by compressing diaphragms in both side. This pump not only can exhaust the flow liquid, but also can convey some uneasy flowed medium, with the merits of self priming pump, slurry pump and impurity pump, etc.
2.Product Advantage

3.Models For Clients Choosing

Model	Flow Rate (m3/h)	Head ( m)	Suction Stroke ( m)	Max. Particle Diameter (mm)	Air Inlet Size (inch)	Max.Air Pressure (kg/cm2)	Max.Air Consumption (m3/min)
QBK-06	0-1.62	0-84	6.4	1.6	1/4	7	0.14
QBK-10	0-1.62	0-84	6.4	1.6	1/4	7	0.14
QBK-15	0-3.42	0-84	7.6	2.5	3/8	8.4	0.56
QBK-20	0-3.42	0-84	7.6	2.5	3/8	8.4	0.56
QBK-25	0-9.42	0-84	8	4	1/2	8.4	1.12
QBK-40	0-21.48	0-84	8	5	1/2	8.4	2.24
QBK-50	0-35.22	0-84	8	6	1/2	8.4	2.8
QBK-80	0-63.6	0-84	8	9.4	1	8.4	9.8

4.Spare Parts Showing

5.Pump Instruction

6.Applications

7.Our service:
1. Delivery: Delivery time will be on time as the contract. Usually, the delivery time of diaphragm pump is 5-7 working days.
2. Warranty: 1 year for the pump body, 3months for the main working parts.
3. Package: According to your quantity, we use strong carton or plywood case which is durable for ocean transport.
4. Shipping: By Sea, By Air and By International Express.
5. Payment: we can accept T/T, L/C , West Union and so on.
6. Pre-sales Service: According to your requirement, we will give you our profession advice of pump solution.
7. On-sales Service: We will clearly show you everything in fact when you place an order with us. We will takes photos or videos to show you our production situation.
8. After-sales Service: We will full report you the production progress and plan. Meanwhile, we will follow up the pump working conditions per three months when the pumps put into use, and can send the spare parts to you within one week if u need.
8.Factory Show

Warmly Welcome To Visit Our Factory,Any Question Pls Feel Free To Contact Me