R-109 / R-8U

BS8T, 9T

Operation conditions
Temperature -40℃~250℃
Pressure

≤2.5 mPa

Speed ≤20 m/s
Materials

Mating ring: Ceramic/SIC/TC
Rotary ring: Carbon/SIC/TC
Bellows: NBR/EPDM/VITON/PTFE
Metal parts: SS304/SS316

pdf Download PDF (BS8T, 9T)

Applicable to different types of pumps, compressors, mixers and blenders. It refers to  a balanced seal with O-ring. 


d1 D2 D3 D4 L1 L2 L3 D6 d2
14 18 32 34 42.5 18 30.5 21 25
16 20 34 36 42.5 18 30.5 23 27
18 22 36 38 45 20 31.5 27 33
20 24 38 40 45 20 31.5 29 35
22 26 40 42 45 20 31.5 31 37
24 28 42 44 47.5 20 34.2 33 39
25 30 44 46 47.5 20 34.5 34 40
28 33 47 49 50 20 37.5 37 43
30 35 49 51 50 20 38 39 45
32 38 54 58 50 20 38 42 48
33 38 54 58 50 20 38 42 48
35 40 56 60 50 20 38 44 50
38 43 59 63 52.5 23 39.5 49 56
40 45 61 65 52.5 23 39.5 51 58
43 48 64 68 52.5 23 39.5 54 61
45 50 66 70 52.5 23 39.5 56 63
48 53 69 73 52.5 23 39.5 59 66
50 55 71 75 57.5 25 44 62 70
53 58 78 83 57.5 25 44 65 73
55 60 80 85 57.5 25 44 67 75
58 63 83 88 62.5 25 49 70 78
60 65 85 90 62.5 25 49 72 80
63 68 88 93 62.5 25 49 75 83
65 70 90 95 62.5 25 49 77 85
70 75 95 104 70 28 55.5 83 92
75 80 104 109 70 28 55.5 88 97
80 85 109 114 70 28 55 95 105
85 90 114 119 75 28 60 100 110
90 95 119 124 75 28 60 105 115
95 100 124 129 75 28 60 110 120
100 105 129 134 75 28 60 115 125

tel Our managers will select high-quality mechanical seals for your pumps.
Contact us by the following telephone number:
+38 (0362) 62-20-33