Our john crane 502, Grundfos SARLIN Mechaical Seals, flygt pump seals has the characteristics of compact size and easy operation, which will open up new markets. We always integrate the quality management system into every step of the process and focus on the efficiency of systematic management to ensure the provision of continuous and stable high-quality products and services. Since its establishment, our company has insisted on technological advancement and concept innovation, continuously strengthened internal management, kept pace with the times, pioneered and forge ahead, and formulated a quality policy of'customer demand as the center, production management as the basis, and continuous improvement of the quality system'. Our company since its inception, to the pursuit of quality, technology, service quality, reputation first for business purposes. We continue to build the core competitiveness of the enterprise and steadily achieve high-quality development.
Equivalent to:
● Chesterton 155 Single Cartridge Seal
Operating Limits:
● Temperature:-20℃ - +220℃
● Pressure:≤ 25bar
● Speed: ≤ 16m/s
● Shaft size: 25mm - 120mm
Materials:
● Seal Rings: Resin Carbon, Antimony Carbon, SIC, SSIC, Tungsten Carbide
● Elastomer: FKM, FFKM, EPDM, AFLAS, NBR
● Metal Part: SS304, SS316, Duplex, Hastelloy C, 904L
Assembly Dwg:

Dimensions (mm):
| D | B(max) | C(min) | C(max) | E(min) | F | G(8mm) | G(10mm) | G(12mm) | G(16mm) |
| 25 | 118 | 44 | 51 | 16 | 48 | 70 | 72 | 74 | |
| 28 | 118 | 47 | 52 | 16 | 48 | 70 | 72 | 74 | |
| 30 | 124 | 49 | 57 | 16 | 48 | 76 | 78 | 80 | |
| 32 | 124 | 51 | 58 | 16 | 48 | 77 | 79 | 81 | |
| 33 | 124 | 52 | 59 | 16 | 48 | 76 | 78 | 80 | |
| 35 | 128 | 54 | 62 | 16 | 48 | 80 | 82 | 84 | |
| 38 | 133 | 57 | 67 | 16 | 48 | 85 | 87 | 89 | |
| 40 | 134 | 59 | 68 | 16 | 48 | 86 | 88 | 90 | |
| 43 | 134 | 62 | 69 | 16 | 48 | 86 | 88 | 90 | |
| 45 | 140 | 64 | 73 | 16 | 48 | 92 | 94 | 96 | |
| 48 | 139 | 67 | 74 | 16 | 48 | 91 | 93 | 95 | |
| 50 | 145 | 69 | 78 | 16 | 48 | 97 | 99 | 101 | |
| 55 | 150 | 74 | 83 | 16 | 48 | 102 | 104 | 106 | |
| 60 | 160 | 79 | 91 | 16 | 48 | 112 | 114 | 116 | |
| 65 | 194 | 92 | 102 | 22 | 64 | 132 | 134 | 138 | |
| 70 | 197 | 95 | 105 | 22 | 64 | 135 | 137 | 141 | |
| 75 | 203 | 100 | 113 | 22 | 64 | 141 | 143 | 147 | |
| 80 | 207 | 105 | 116 | 22 | 64 | 144 | 146 | 150 | |
| 85 | 213 | 110 | 122 | 22 | 64 | 151 | 153 | 157 | |
| 90 | 216 | 115 | 125 | 22 | 64 | 154 | 156 | 160 | |
| 95 | 222 | 120 | 131 | 22 | 64 | 160 | 162 | 166 | |
| 100 | 229 | 127 | 138 | 22 | 64 | 167 | 169 | 173 | |
| 110 | 236 | 136 | 148 | 22 | 64 | 174 | 176 | 180 | |
| 120 | 248 | 145 | 158 | 22 | 64 | 186 | 188 | 192 |
*Related Introduction*
The mechanical seal system includes pressure control, temperature control, fluid replacement (blocking) and impurity removal systems. In the same mechanical seal system, not all of the above systems are included at the same time. The choice of mechanical seal system mainly depends on the scope of use of the main seal. For example, if the main seal is used for high-temperature liquids, the sealing system must ensure that the ambient temperature of the main seal is reduced, that is, a temperature control system is adopted;If the main seal is used for the working medium with solid impurities containing Dong Gao, the sealing system must ensure that the solid impurity content is reduced before the main seal, that is, the impurity removal system; in the corrosive medium, the sealing system must ensure that the main seal is reduced Corrosion rate or elimination of corrosion, that is, the use of fluid replacement blocking fluid system; in the high-pressure sealing device, the auxiliary system should ensure multi-stage pressure reduction and other measures, that is, the use of a pressure control system.
We always implement the lean concept to make sure that each Chesterton 155 Single Cartridge Seal is flawless and delivers the best user experience. To provide an inexhaustible and strong driving force for the sustainable development of the industry is one of our continuous progress goals. For further information, please don't hesitate to contact with us.
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