Seal HR Features (HBHR)
- Single seal
- Balanced
- Independent of direction of rotation
- Multiple springs stationary
- Seat rotating
- Seat arranged directly behind the impeller
- Spring protection sleeve
- Variant with cylindrical spring and acc. EN 12756 (HRZ1) available
- Variant as cartridge with/without guide sleeve for application with/without quench (HR2, HR3)
- Dual seal as cartridge unit (HRKS-D) available
Seal HR Material
- Seal face: Silicon carbide (Q1, Q2)
- Seat: Silicon carbide (Q1, Q2)
Seal HR Advantages (HBHR)
- Especially for application in solids containing media without external flush or internal product circulation. Solids content 40 % (single seal) and 60 % (double seal)
- Operation under vacuum without seat locking possible
- Pumping screw for increased circulation available
- Springs are protected from product and leakage
Seal HR Recommended applications
Process industry
Oil and gas industry
Refining technology
Chemical industry
Power plant technology
Pulp and paper industry
Water and waste water technology
Mining industry
Sugar industry
Cement industry
Contaminated, abrasive and solids containing media
Sewage water pumps
Dredger pumps
Oil sand extraction
Suspension pumps of flue-gas desulphurization plants (FGD)
Seat alternatives
Seat G9
Seat G2
Dimension Table
d1 | d1h | dN | d2 | d3 | d4 | d5 | d6 | d7 | d8 | d9 | d10 | d11 +0.2 min | l | l1 | l2 | l3 | l4 | l5 | l6 | l7 | l9 | k2 | t | t1 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
20 | 28 | 36 | 47.1 | 65 | 70 | 46 | 56.0 | 63.0 | 4 | 40 | 38 | 75 | 75 | 53 | 20 | 19.5 | 17 | 10.5 | 6 | 9 | 8.0 | 51.0 | 4.5 | 3 |
25 | 33 | 41 | 52.1 | 70 | 75 | 51 | 62.0 | 70.0 | 4 | 45 | 43 | 80 | 75 | 53 | 20 | 19.5 | 17 | 10.5 | 6 | 9 | 9.5 | 56.5 | 4.5 | 3 |
28 | 38 | 46 | 57.1 | 75 | 80 | 56 | 67.0 | 75.0 | 4 | 50 | 48 | 85 | 75 | 53 | 20 | 19.5 | 17 | 10.5 | 6 | 9 | 9.5 | 61.5 | 4.5 | 3 |
33 | 43 | 51 | 62.1 | 80 | 85 | 61 | 72.0 | 80.0 | 4 | 55 | 53 | 90 | 75 | 53 | 20 | 19.5 | 17 | 10.5 | 6 | 9 | 10.5 | 66.5 | 4.5 | 3 |
38 | 48 | 56 | 67.1 | 85 | 90 | 66 | 77.0 | 85.0 | 4 | 60 | 58 | 95 | 75 | 53 | 20 | 19.5 | 17 | 10.5 | 6 | 9 | 10.5 | 71.5 | 4.5 | 3 |
43 | 53 | 61 | 72.1 | 90 | 95 | 69 | 81.0 | 90.0 | 4 | 65 | 63 | 100 | 75 | 53 | 20 | 19.5 | 17 | 10.5 | 7 | 9 | 11.0 | 75.0 | 4.5 | 3 |
48 | 58 | 66 | 77.1 | 95 | 100 | 76 | 88.0 | 97.0 | 4 | 70 | 68 | 105 | 75 | 53 | 20 | 19.5 | 17 | 10.5 | 7 | 9 | 11.5 | 82.0 | 4.5 | 3 |
53 | 63 | 71 | 82.1 | 101 | 105 | 81 | 95.0 | 105.0 | 4 | 75 | 73 | 110 | 75 | 53 | 20 | 19.5 | 17 | 10.5 | 7 | 9 | 11.5 | 88.0 | 4.5 | 3 |
55 | 65 | 75 | 87.1 | 106 | 110 | 86 | 100.0 | 110.0 | 4 | 79 | 78 | 115 | 75 | 53 | 20 | 19.5 | 17 | 10.5 | 7 | 9 | 11.5 | 93.0 | 4.5 | 3 |
60 | 70 | 80 | 92.1 | 111 | 115 | 91 | 105.0 | 115.0 | 4 | 84 | 83 | 120 | 75 | 53 | 20 | 19.5 | 17 | 10.5 | 7 | 9 | 13.0 | 98.0 | 4.5 | 3 |
65 | 75 | 85 | 97.1 | 116 | 120 | 96 | 110.0 | 120.0 | 4 | 89 | 88 | 125 | 75 | 53 | 20 | 19.5 | 17 | 10.5 | 7 | 9 | 13.0 | 103.0 | 4.5 | 3 |
70 | 80 | 90 | 102.1 | 121 | 125 | 101 | 115.0 | 125.0 | 4 | 94 | 93 | 130 | 75 | 53 | 20 | 19.5 | 17 | 10.5 | 7 | 9 | 13.0 | 108.0 | 4.5 | 3 |
75 | 85 | 95 | 107.1 | 126 | 130 | 107 | 122.2 | 134.3 | 5 | 99 | 98 | 135 | 75 | 53 | 20 | 19.5 | 17 | 10.5 | 10 | 12 | 20.0 | 114.5 | 7.0 | 3 |
80 | 90 | 100 | 112.1 | 131 | 135 | 107 | 122.2 | 134.3 | 5 | 104 | 103 | 140 | 75 | 53 | 20 | 19.5 | 17 | 10.5 | 10 | 12 | 20.0 | 114.5 | 7.0 | 3 |
90 | 100 | 110 | 126.1 | 147 | 155 | 117 | 136.2 | 148.3 | 5 | 116 | 117 | 163 | 98 | 73 | 30 | 22.0 | 19 | 16.0 | 10 | 12 | 20.0 | 126.5 | 7.0 | 4 |
100 | 110 | 120 | 136.1 | 157 | 165 | 132 | 146.2 | 158.3 | 5 | 126 | 127 | 173 | 98 | 73 | 30 | 22.0 | 19 | 16.0 | 10 | 12 | 20.0 | 139.0 | 7.0 | 4 |
110 | 120 | 130 | 145.1 | 167 | 175 | 142 | 156.2 | 168.3 | 5 | 136 | 136 | 183 | 98 | 73 | 30 | 22.0 | 19 | 16.0 | 10 | 12 | 20.0 | 149.0 | 7.0 | 4 |
120 | 130 | 140 | 154.1 | 177 | 185 | 152 | 168.2 | 180.3 | 5 | 146 | 145 | 193 | 98 | 73 | 30 | 22.0 | 19 | 16.0 | 10 | 12 | 22.0 | 160.0 | 7.0 | 4 |
130 | 140 | 150 | 163.9 | 188 | 195 | 162 | 178.2 | 190.3 | 5 | 156 | 155 | 203 | 98 | 73 | 30 | 22.0 | 19 | 16.0 | 12 | 12 | 24.0 | 170.0 | 7.0 | 4 |
140 | 150 | 160 | 174.9 | 189 | 205 | 172 | 188.2 | 200.3 | 5 | 166 | 166 | 213 | 98 | 73 | 30 | 22.0 | 19 | 16.0 | 12 | 12 | 24.0 | 180.0 | 7.0 | 4 |
160 | 170 | 180 | 193.9 | 220 | 230 | 187 | 212.5 | 224.3 | 5 | 186 | 185 | 238 | 98 | 73 | 30 | 22.0 | 19 | 16.0 | 12 | 12 | 28.0 | 199.5 | 7.0 | 4 |
180 | 190 | 200 | 213.9 | 240 | 255 | – | – | – | – | 206 | 205 | 265 | 98 | 73 | 30 | 22.0 | 19 | 16.0 | – | – | – | – | – | 4 |
190 | 200 | 210 | 231.9 | 255 | 270 | – | – | – | – | 218 | 220 | 280 | 115 | 83 | 40 | 28.35 | 24.7 | 19.0 | – | – | – | – | – | 5 |
200 | 210 | 220 | 241.9 | 265 | 280 | – | – | – | – | 228 | 230 | 290 | 115 | 83 | 40 | 28.35 | 24.7 | 19.0 | – | – | – | – | – | 5 |
210 | 220 | 230 | 251.9 | 275 | 290 | – | – | – | – | 238 | 240 | 300 | 115 | 83 | 40 | 28.35 | 24.7 | 19.0 | – | – | – | – | – | 5 |
220 | 230 | 240 | 261.9 | 285 | 300 | – | – | – | – | 248 | 250 | 310 | 115 | 83 | 40 | 28.35 | 24.7 | 19.0 | – | – | – | – | – | 5 |
230 | 240 | 250 | 271.9 | 295 | 310 | – | – | – | – | 258 | 260 | 320 | 115 | 83 | 40 | 28.35 | 24.7 | 19.0 | – | – | – | – | – | 5 |
250 | 260 | 270 | 291.9 | 315 | 330 | – | – | – | – | 278 | 280 | 340 | 115 | 83 | 40 | 28.35 | 24.7 | 19.0 | – | – | – | – | – | 5 |