OPERATING LIMITS
Temperature: -40℃～ 260℃
Pressure: ≤2.4MPa
Speed: ≤25m/s
Stationary Seats:
1. HW8-1 is supplied with "P" Type stationary
seats.
2. A.W and PP types stationary seats are available.
● Stationary Ring(SiC/TC/Ceramic)
● Rotary Ring(SiC/TC/Carbon)
● Secondary Seal(PTFE/Flexible Carbon/PTFEVITON)
● Spring & Other Parts(SUS316/Alloy 400(Monel)
Features of Structure:
1. Adopt PTFE and grafoil, resistant high and super-low temperature, applies in chemical industry.
2. Applies in various rotating equipments, such as: centrifugal agitators and agitator crushers.
3. Double directions mechanical driven, minimize the shaft and sleeve fretting.
4. Multi-spring and unbalance; comply with API610 standard.
| Seal size d(inch) | d | d3 | d4 | d6 | d7 | L1 | L3 |
| 0.500 | 12.70 | 26.7 | 30 | 14.5 | 25.60 | 21.0 | 7.90 |
| 0.625 | 15.87 | 30.7 | 34 | 17.5 | 31.95 | 19.0 | 10.30 |
| 0.750 | 19.05 | 34.0 | 37 | 21.0 | 35.12 | 22.2 | 10.30 |
| 0.875 | 22.22 | 37.2 | 40 | 24.0 | 38.30 | 24.0 | 10.30 |
| 1.000 | 25.40 | 40.3 | 43 | 27.5 | 41.48 | 25.0 | 11.15 |
| 1.125 | 28.57 | 43.5 | 46 | 30.5 | 44.65 | 27.0 | 11.15 |
| 1.250 | 31.75 | 48.3 | 51 | 33.5 | 47.83 | 27.0 | 11.15 |
| 1.375 | 34.92 | 51.5 | 54 | 37.0 | 51.00 | 29.0 | 11.15 |
| 1.500 | 38.10 | 54.6 | 58 | 40.0 | 54.18 | 29.0 | 11.15 |
| 1.625 | 41.27 | 61.0 | 64 | 43.5 | 60.53 | 35.0 | 12.75 |
| 1.750 | 44.45 | 64.2 | 67 | 46.5 | 63.70 | 35.0 | 12.75 |
| 1.875 | 47.62 | 67.3 | 70 | 49.5 | 66.88 | 35.0 | 12.75 |
| 2.000 | 50.80 | 70.5 | 73 | 53.0 | 70.05 | 35.0 | 12.75 |
| 2.125 | 53.97 | 76.9 | 80 | 56.0 | 76.40 | 43.0 | 14.33 |
| 2.250 | 57.15 | 80.0 | 83 | 59.0 | 79.58 | 43.0 | 14.33 |
| 2.375 | 60.32 | 83.2 | 86 | 62.5 | 82.75 | 43.0 | 14.33 |
| 2.500 | 63.50 | 86.4 | 89 | 65.5 | 85.93 | 43.0 | 14.33 |
| 2.625 | 66.67 | 89.6 | 92 | 68.5 | 85.93 | 43.0 | 15.93 |
| 2.750 | 69.85 | 92.7 | 96 | 72.0 | 89.10 | 43.0 | 15.93 |
| 2.875 | 73.02 | 95.9 | 99 | 75.0 | 95.45 | 43.0 | 15.93 |
| 3.000 | 76.20 | 97.5 | 100 | 78.5 | 98.63 | 43.0 | 15.93 |
| 3.125 | 79.37 | 100.7 | 104 | 81.5 | 101.80 | 43.0 | 19.84 |
| 3.250 | 82.55 | 105.4 | 108 | 84.5 | 104.98 | 43.0 | 19.84 |
| 3.375 | 85.73 | 108.6 | 111 | 88.0 | 108.15 | 43.0 | 19.84 |
| 3.500 | 88.90 | 111.8 | 115 | 91.0 | 111.13 | 43.0 | 19.84 |
| 3.625 | 92.08 | 115.0 | 118 | 94.0 | 114.35 | 43.0 | 19.84 |
| 3.750 | 95.25 | 118.1 | 121 | 97.5 | 117.68 | 43.0 | 19.84 |
| 3.875 | 98.43 | 121.3 | 124 | 100.5 | 120.85 | 43.0 | 19.84 |
| 4.000 | 104.60 | 124.5 | 127 | 103.5 | 124.03 | 43.0 | 19.84 |
| 4.125 | 104.78 | 130.2 | 134 | 107.0 | 130.38 | 42.9 | 19.84 |
| 4.250 | 107.65 | 133.4 | 137 | 110.0 | 133.55 | 42.9 | 19.84 |
| 4.375 | 111.13 | 136.5 | 140 | 113.5 | 136.72 | 42.9 | 19.84 |
| 4.500 | 114.30 | 139.7 | 143 | 116.5 | 139.90 | 42.9 | 19.84 |
| 4.625 | 117.48 | 142.9 | 146 | 119.5 | 143.08 | 42.9 | 19.84 |
| 4.750 | 120.65 | 146.1 | 146 | 122.5 | 146.25 | 42.9 | 19.84 |
| 4.875 | 123.83 | 149.2 | 153 | 126.0 | 149.43 | 42.9 | 19.84 |
| 5.000 | 127.00 | 152.4 | 156 | 129.0 | 152.60 | 42.9 | 19.84 |
| 5.125 | 130.18 | 155.6 | 159 | 132.0 | 155.77 | 42.9 | 19.84 |
| 5.250 | 133.35 | 165.1 | 168 | 135.5 | 158.95 | 50.8 | 19.84 |
| 5.375 | 136.53 | 161.9 | 165 | 138.5 | 162.12 | 50.8 | 19.84 |
| 5.500 | 139.70 | 171.5 | 175 | 141.5 | 165.30 | 50.8 | 19.84 |
| 5.625 | 142.88 | 174.6 | 178 | 145.0 | 168.47 | 50.8 | 19.84 |
| 5.750 | 146.05 | 177.8 | 181 | 149.0 | 177.23 | 50.8 | 25.40 |
| 5.875 | 149.23 | 181.0 | 184 | 152.5 | 180.41 | 50.8 | 25.40 |
| 6.000 | 152.40 | 184.2 | 188 | 155.5 | 183.59 | 50.8 | 25.40 |
