YUEMI
Guangzhou Yuemi Mechanical Seals Co., Ltd
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For plain shafts
Dual seal
Unbalanced
Rotating multiple springs
Independent of direction of rotation
Seal concept based on the M7 range
Variant with pumping screw available (M74F-D)
our Mechanical seal model M74D can Replace BG M74D,which is widely used for industrial pumps.
The normal material combination include SIC/RESIN CARBON/NBR/SS304,sic/sic/nbr/ss304,tc/tc/nbr/ss316 and so on.
we also can make changes as customers'requirement or totally design a new type of mechanical seal to meet clients'needs.
| O-Ring Mechanical Series Operational Conditions: Temperature: -20ºC+180ºC Pressure:≤2.5MPa Speed:≤15m/s Seat Type:. Standard :YMG92 Alternative: YMG9,YMG4,YMG6 | Materials: Stationary Ring:V1,Q2,Q1,U2,B,A Rotary Ring:B,A,Q1,Q2 ,U2 Secondary Seal:P,E,V,M1,M2 Spring and Metal Parts:F,G,M |
| 1.Applicatons:Applicatons:Clean water,sewage water,oil and other moderately corrosive fluids. | |
| seal size d(mm) | d3 | d6 | d7 | d8 | l1 | l3 | l8 | l9 | Mx |
| 18 | 33 | 27 | 33 | 3 | 61.0 | 38 | 19.5 | 11.5 | M5 |
| 20 | 35 | 29 | 35 | 3 | 61.0 | 38 | 19.5 | 11.5 | M5 |
| 22 | 37 | 31 | 37 | 3 | 61.0 | 38 | 19.5 | 11.5 | M5 |
| 24 | 39 | 33 | 39 | 3 | 61.0 | 38 | 19.5 | 11.5 | M5 |
| 25 | 40 | 34 | 40 | 3 | 61.0 | 38 | 19.5 | 11.5 | M5 |
| 28 | 43 | 37 | 43 | 3 | 62.0 | 39 | 19.5 | 11.5 | M6 |
| 30 | 45 | 39 | 45 | 3 | 62.0 | 39 | 19.5 | 11.5 | M6 |
| 32 | 47 | 42 | 48 | 3 | 62.0 | 39 | 19.5 | 11.5 | M6 |
| 33 | 48 | 42 | 48 | 3 | 62.0 | 39 | 19.5 | 11.5 | M6 |
| 35 | 50 | 44 | 50 | 3 | 62.0 | 39 | 19.5 | 11.5 | M6 |
| 38 | 55 | 49 | 56 | 4 | 69.0 | 41 | 22.0 | 14.0 | M6 |
| 40 | 57 | 51 | 58 | 4 | 70.0 | 42 | 22.0 | 14.0 | M6 |
| 43 | 60 | 54 | 61 | 4 | 70.0 | 42 | 22.0 | 14.0 | M6 |
| 45 | 62 | 56 | 63 | 4 | 70.0 | 42 | 22.0 | 14.0 | M6 |
| 48 | 65 | 59 | 66 | 4 | 70.0 | 42 | 22.0 | 14.0 | M6 |
| 50 | 67 | 62 | 70 | 4 | 73.0 | 43 | 23.0 | 15.0 | M6 |
| 53 | 70 | 65 | 73 | 4 | 73.0 | 43 | 23.0 | 15.0 | M6 |
| 55 | 72 | 67 | 75 | 4 | 73.0 | 43 | 23.0 | 15.0 | M8 |
| 58 | 79 | 70 | 78 | 4 | 86.0 | 56 | 23.0 | 15.0 | M8 |
| 60 | 81 | 72 | 80 | 4 | 86.0 | 56 | 23.0 | 15.0 | M8 |
| 63 | 84 | 75 | 83 | 4 | 85.0 | 55 | 23.0 | 15.0 | M8 |
| 65 | 86 | 77 | 85 | 4 | 85.0 | 55 | 23.0 | 15.0 | M8 |
| 68 | 89 | 81 | 90 | 4 | 91.0 | 55 | 26.0 | 18.0 | M8 |
| 70 | 91 | 83 | 92 | 4 | 92.0 | 56 | 26.0 | 18.0 | M8 |
| 75 | 99 | 88 | 97 | 4 | 92.0 | 56 | 26.0 | 18.0 | M8 |
| 80 | 104 | 95 | 105 | 4 | 92.5 | 56 | 26.2 | 18.2 | M8 |
| 85 | 109 | 100 | 110 | 4 | 92.5 | 56 | 26.2 | 18.2 | M8 |
| 90 | 114 | 105 | 115 | 4 | 92.5 | 56 | 26.2 | 18.2 | M8 |
| 95 | 119 | 110 | 120 | 4 | 90.5 | 56 | 25.2 | 17.2 | M8 |
| 100 | 124 | 115 | 125 | 4 | 90.5 | 56 | 25.2 | 17.2 | M8 |