Low Capacity Membrane Dryer

Moisture (water vapor) is present in ambient air as a gas and cannot be filtered.  Membrane fibers present in the MMD Series remove water vapor to prevent it from condensing into harmful liquid water droplets inside compressed air systems. The MMD Series membrane dryer utilizes a spiral wrapped bundle of tube shaped membrane fibers to remove water vapor from the compressed air stream. These fibers are engineered to separate moisture without reducing the oxygen content in the compressed air stream. The MMD Series is a great option for applications such as powder painting, laboratory instruments and food packaging machines with pneumatic components which cannot tolerate the presence of any moisture. 


  • Low capacity applications
  • Maximum Working Pressure: 200 PSIG
  • Flexible pressure dew points between +40°F and -40°F
  • No external power required
  • Ideal for portable applications

Save money and operate responsibly

  • Convenient installation
  • Does not require or consume any energy
  • Rugged, space-saving modular aluminum housings
  • No operator input required
  • Modular pre-filtration packages with mounting systems are available


Inlet(1) Temp.

Outlet Pressure Dew Point

 

 

50° F

(10° C)

40° F

(4.4° C)

20° F

(-6.7° C)

0° F

(-17.8° C)

-20° F

(-29° C)

-40° F

(-40° C)

MMD1

40° F Inlet

(4.4° C) Outlet

3.14

2.92

1.24

1.02

0.86

0.64

0.63

0.41

60° F Inlet

(16° C) Outlet

4.98

4.77

3.7

3.49

1.39

1.17

0.95

0.73

0.7

0.49

0.53

0.31

80° F Inlet

(27° C) Outlet

2.89

2.67

1.52

1.31

1.06

0.84

0.78

0.57

0.59

0.38

0.45

0.23

100° F Inlet

(38° C) Outlet

1.35

1.13

1.15

0.94

0.87

0.65

0.67

0.45

0.51

0.3

0.38

0.16

120° F Inlet

(49° C) Outlet

1.07

0.85

0.94

0.73

0.74

0.53

0.58

0.37

0.45

0.24

0.34

0.12

150° F Inlet

(66° C) Outlet

0.84

0.63

0.76

0.55

0.62

0.41

0.49

0.29

0.39

0.18

MMD2

40° F Inlet

(4.4° C) Outlet

8.25

7.68

3.78

3.21

2.77

2.20

2.16

1.59

60° F Inlet

(16° C) Outlet

13.09

12.52

9.73

9.16

4.16

3.59

3.03

2.45

2.36

1.79

1.89

1.31

80° F Inlet

(27° C) Outlet

7.59

7.02

4.52

3.95

3.30

2.73

2.57

2.00

2.07

1.50

1.68

1.11

100° F Inlet

(38° C) Outlet

4.07

3.50

3.56

2.99

2.80

2.23

2.26

1.69

1.85

1.28

1.51

0.94

120° F Inlet

(49° C) Outlet

3.32

2.76

2.99

2.43

2.45

1.89

2.03

1.46

1.68

1.12

1.38

0.82

150° F Inlet

(66° C) Outlet

2.69

2.14

2.48

1.93

2.10

1.55

1.77

1.22

1.49

0.94

MMD3

40° F Inlet

(4.4° C) Outlet

20.3

18.9

8.34

6.94

6.05

4.64

4.67

3.27

60° F Inlet

(16° C) Outlet

32.3

30.8

24.0

22.6

9.24

7.83

6.62

5.21

5.12

3.71

4.07

2.67

80° F Inlet

(27° C) Outlet

18.7

17.3

10.1

8.7

7.25

5.84

5.60

4.19

4.47

3.07

3.62

2.22

100° F Inlet

(38° C) Outlet

9.02

7.61

7.84

6.43

6.11

4.71

4.90

3.49

3.99

2.59

3.27

1.86

120° F Inlet

(49° C) Outlet

7.29

5.91

6.54

5.16

5.32

3.94

4.38

2.99

3.63

2.24

3.00

1.62

150° F Inlet

(66° C) Outlet

5.85

4.50

5.38

4.03

4.53

3.19

3.82

2.47

3.22

1.87

MMD4

40° F Inlet

(4.4° C) Outlet

26.7

24.9

11.2

9.3

8.3

6.5

6.5

4.7

60° F Inlet

(16° C) Outlet

42.4

40.6

31.5

29.7

12.3

10.4

9.0

7.2

7.1

5.3

5.7

3.9

80° F Inlet

(27° C) Outlet

24.6

22.7

13.3

11.4

9.8

8.0

7.7

5.9

6.3

4.4

5.1

3.3

100° F Inlet

(38° C) Outlet

12.0

10.1

10.5

8.7

8.4

6.5

6.8

5.0

5.6

3.8

4.7

2.8

120° F Inlet

(49° C) Outlet

9.8

8.0

8.9

7.1

7.4

5.5

6.1

4.3

5.1

3.3

4.3

2.5

150° F Inlet

(66° C) Outlet

8.0

6.2

7.4

5.6

6.3

4.6

5.4

3.6

4.6

2.8

MMD5

40° F Inlet

(4.4° C) Outlet

47.6

44.3

20.6

17.3

15.1

11.8

11.8

8.5

60° F Inlet

(16° C) Outlet

75.5

72.2

56.1

52.8

22.7

19.4

16.5

13.2

12.9

9.6

10.3

7.0

80° F Inlet

(27° C) Outlet

43.7

40.5

24.7

21.4

18.0

14.7

14.0

10.7

11.3

8.0

9.2

5.9

100° F Inlet

(38° C) Outlet

22.2

18.9

19.4

16.1

15.3

12.0

12.3

9.0

10.1

6.8

8.3

5.0

120° F Inlet

(49° C) Outlet

18.1

14.8

16.3

13.1

13.3

10.1

11.0

7.8

9.2

6.0

7.6

4.4

150° F Inlet

(66° C) Outlet

14.6

11.5

13.5

10.3

11..4

8.3

9.7

6.5

8.2

5.0

Inlet(1) Temp.

Outlet Pressure Dew Point

 

 

50° F

(10° C)

40° F

(4.4° C)

20° F

(-6.7° C)

0° F

(-17.8° C)

-20° F

(-29° C)

-40° F

(-40° C)

MMD6

40° F Inlet

(4.4° C) Outlet

77.6

72.2

32.3

26.9

23.9

18.6

18.8

13.4

60° F Inlet

(16° C) Outlet

123

118

91.5

86.1

35.5

30.1

26.0

20.6

20.5

15.1

16.5

11.2

80° F Inlet

(27° C) Outlet

71.3

66.0

38.4

33.1

28.3

23.0

22.3

16.9

18.1

12.7

14.8

9.4

100° F Inlet

(38° C) Outlet

34.7

29.3

30.4

25.1

24.2

18.8

19.7

14.3

16.2

10.9

13.4

8.0

120° F Inlet

(49° C) Outlet

28.4

23.1

25.7

20.4

21.2

15.9

17.7

12.4

14.8

9.5

12.3

7.0

150° F Inlet

(66° C) Outlet

23.1

17.9

21.3

16.2

18.2

13.1

15.5

10.3

13.2

8.0

MMD7

40° F Inlet

(4.4° C) Outlet

147

137

60.8

50.6

44.7

34.5

34.9

24.7

60° F Inlet

(16° C) Outlet

233

223

173

163

67.0

56.8

48.7

38.5

38.1

27.9

30.5

20.4

80° F Inlet

(27° C) Outlet

135

125

72.8

62.6

53.1

43.0

41.5

31.3

33.4

23.3

27.3

17.1

100° F Inlet

(38° C) Outlet

65.5

55.3

57.2

47.1

45.1

35.0

36.5

26.3

30.0

19.8

24.6

14.5

120° F Inlet

(49° C) Outlet

53.3

43.3

48.1

38.1

39.5

29.5

32.7

22.7

27.3

17.3

22.7

12.7

150° F Inlet

(66° C) Outlet

43.1

33.4

39.8

30.1

33.8

24.0

33.8

24.0

28.6

18.9

MMD8

40° F Inlet

(4.4° C) Outlet

205

191

90.7

76.5

68.9

54.7

55.1

40.9

60° F Inlet

(16° C) Outlet

326

311

242

228

98.9

84.8

74.4

60.2

59.6

45.5

48.8

34.6

80° F Inlet

(27° C) Outlet

189

174

107

92.4

80.4

66.2

64.4

50.2

53.0

38.9

43.9

29.7

100° F Inlet

(38° C) Outlet

96.9

82.7

85.9

71.8

69.5

55.3

57.4

43.2

48.0

33.8

70.0

25.8

120° F Inlet

(49° C) Outlet

80.4

66.5

73.4

59.4

61.5

47.6

51.9

37.9

43.9

30.0

36.9

23.0

150° F Inlet

(66° C) Outlet

66.3

52.7

61.7

48.1

53.3

39.7

45.8

32.2

39.3

25.7

MMD9

40° F Inlet

(4.4° C) Outlet

287

267

118

97.9

89.6

69.7

71.7

51.8

60° F Inlet

(16° C) Outlet

456

136

339

319

129

109

96.7

76.8

77.6

57.7

63.5

43.6

80° F Inlet

(27° C) Outlet

264

244

138

119

105

84.6

83.8

63.9

69.0

49.1

57.2

37.3

100° F Inlet

(38° C) Outlet

126

106

112

91.8

90.4

70.5

74.7

54.8

62.4

42.5

52.0

32.2

120° F Inlet

(49° C) Outlet

104

84.9

95.3

75.8

80.0

60.4

67.5

47.9

57.1

37.6

48.0

28.5

150° F Inlet

(66° C) Outlet

86.1

67.1

80.2

61.1

69.2

50.2

59.5

40.5

51.1

32.0

Note:
1. Use inlet air temperature if the air entering the dryer has not been dried upstream (air is saturated). If air has been dried (e.g. in a refrigerated dryer) use the dew point temperature of the inlet air.

2. Flow capacities are at 100 psig (7 kgf/cm2). Capacities are established in accordance with CAGI (Compressed Air and Gas Institute) Standard ADF 700; Membrane Compressed Air Dryers - Methods for Testing and Rating. For larger capacities, alternate pressures, and dew points contact your local distributor for assistance.

3 Year Warranty
The standard one year warranty is extended to three years when the dryer is installed with an optional pre-filter package. To keep the warranty in effect, elements must be replaced at six month intervals and the drain mechanism yearly.

Model

Inlet Flow/ Outlet Flow (1) Capacity SCFM

In/Out Connections

Dimensions in (mm)

Weight lb (g)

Replacement Bundles Part No.

 

@ +40° F

(+4° C) pdp

@ -40° F

(-40° C) pdp

 

L

W

 

 

MMD1

1.15 (0.94)

0.38 (0.16)

3/8"

11 (281)

8 (209)

5 (2.45)

MMDB1

MMD2

3.56 (2.99)

1.51 (.094)

3/8"

15 (387)

8 (209)

6 (2.77)

MMDB2

MMD3

7.84 (6.43)

3.27 (1.86)

1/2"

19 (486)

8 (209)

7 (3.04)

MMDB3

MMD4

10.5 (8.7)

4.7 (2.8)

1/2"

27 (696)

8 (209)

8 (3.58)

MMDB4

MMD5

19.4 (16.1)

8.3 (5.0)

3/4"

20 (498)

11 (267)

11 (4.90)

MMDB5

MMD6

30.4 (25.1)

13.4 (8.0)

3/4"

27 (696)

11 (267)

14 (6.19)

MMDB6

MMD7

57.2 (47.1)

24.6 (14.5)

1"

29 (747)

12 (310)

17 (7.55)

MMDB7

MMD8

85.9 (71.8)

40.0 (25.8)

1"

35 (885)

14 (346)

35 (15.88)

MMDB8

MMD9

112 (91.8)

52.0 (32.2)

1"

41 (1040)

14 (346)

40 (18.14)

MMDB9

Maximum Operating Pressure:

Membrane dryer: 200 psig (14 kgf/cm2)Maximum Inlet Temperature: 150° F (66° C) Dimensions and weights are for reference only. Request certified drawings for construction purposes. (1) Flow capacity at 100 psig (7 kgf/cm2) and 100° F (38° C) saturated inlet. Flow capacities are established in accordance with CAGI (Compressed Air and Gas Institute)Standard ADF 700: Membrane Compressed Air Dryers - Methods for testing and rating.

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