GM Mechanical Diaphragm Metering Pump

GM mechanical diaphragm metering pump is KOSEN heavy-duty designed process pump for chemical dosing. It is reliable pump require minimal maintenance with high performance. It has long-term cost benefits of low lifecycle cost. Double-diaphragm design is available for sensitive liquid dosing. Each pump is with the reinforced plate to protect the diaphragm to increase the working life. Both stroke length and stroke speed can be adjusted to alter capacity.GM pump are very durable for chemicals dosing such as aluminum sulfate, polymers, alkalis, sodium hydroxide, acids, anti-scaling and anti-foaming agents ,chlorine and so on. It is widely used in waste treatment, industrial chemical process, agriculture, and many more applications.

online service

Tel:0086,577,6799,7720

Email: sales@kosenvalve.com

Product description

GM mechanical diaphragm metering pump is KOSEN heavy-duty designed process pump for chemical dosing. It is reliable pump require minimal maintenance with high performance. It has long-term cost benefits of low lifecycle cost. Double-diaphragm design is available for sensitive liquid dosing. Each pump is with the reinforced plate to protect the diaphragm to increase the working life. Both stroke length and stroke speed can be adjusted to alter capacity.GM pump are very durable for chemicals dosing such as aluminum sulfate, polymers, alkalis, sodium hydroxide, acids, anti-scaling and anti-foaming agents ,chlorine and so on. It is widely used in waste treatment, industrial chemical process, agriculture, and many more applications.

 

Specifications

Capacity range: 25lph -500lh under 50Hz

Pressure range: 5-10 bars

Max Processing Temperature: from 70℃ (158℉)

Stroke Adjustment: 0-100%

Suction lift: 1.5m

Accuracy: ±2% of set point

 

Materials

Pump head: PVC, PTFE,SS304,SS316 

Diaphragm: Composite PTFE diaphragm     

Check Valve: PVC, PTFE,SS304,SS316 (same as pump head selection)

Valve ball: Ceramic, SS304,SS316

Power Supply

380V 3 phase on standard, single phase or other voltage on request; EX-proof motor is available on request.


Technical parameters

Model

50Hz

60Hz

Pressure

Diaphragm

Dia

(mm)

Power

Kw(hp)

Flow

(lph)

Flow

(gph)

SPM

Flow

(gph)

Flow

(lph)

SPM

(Bar)

(Psi)

GM 25/1.0

25

6.6

48

7.9

30

58

10

145

60

0.37(0.5)

GM 50/1.0

50

13

96

16

60

115

10

145

GM 80/0.7

80

21

48

25

96

58

7

102

112

GM 120/0.7

120

32

48

38

144

58

7

102

GM 170/0.7

170

45

96

54

204

115

7

102

GM 240/0.5

240

63

96

76

288

115

5

73

GM 320/0.5

310

82

144

98

372

173

5

73

GM 420/0.5

420

111

144

133

504

173

5

73

GM 500/0.5

480

127

144

152

576

173

5

73


Standard Connection

Model

PVC

PTFE

SS

GM25~GM50

6.5*10mm PE hose

RC 1/2

DN15 welding union

GM80~GM120

DN15 glue union

RC 1/2

DN15 welding union

GM170~GM500

DN15 glue union

RC 3/4

DN20 welding union


Installation Drawing


Model

A

B

C

D

E

GM 25

172

94

6.5X10mm Hose

128

285

GM 50-420

256

140

DN15

137.5

312

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