Anti-pollution ring for piston
Operating conditions:
Material: Polytetrafluoroethylene (PTFE) + Copper Powder
Temperature: -50~200°C
Speed: =1.0m/s
Working medium: hydraulic oil Design description:
SPC is the anti-pollution ring for pistons made of SAPPHIRE's p4 (bronze-filled polytetrafluoroethylene) material, with its opening designed
The design includes a pressure relief arc, which can effectively prevent the occurrence of trapped pressure and enhance the service life of the SPC.
Features:
Excellent self-lubricating and wear-resistant
Excellent adsorption capability for iron filings, dust, powder particles, etc. in the oil cylinder


Excavator cylinder piston seals KZT SPC

Excavator cylinder oil seals
| KZT SPC Specification Details |
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| Specification Details | Specification Details | Specification Details | |||||||||||
| D H9 | d h9 | T | L+0.2 | D H9 | d h9 | T | L+0.2 | D H9 | d h9 | T | L+0.2 | ||
| 70 | 62 | 4 | 4.1 | 130 | 122 | 6 | 6.2 | 165 | 157 | 7.9 | 8.1 | ||
| 75 | 67 | 4 | 4.1 | 135 | 127 | 6 | 6.2 | 170 | 162 | 7.9 | 8.1 | ||
| 80 | 72 | 4 | 4.1 | 140 | 132 | 6 | 6.2 | 175 | 167 | 7.9 | 8.1 | ||
| 85 | 77 | 4 | 4.1 | 145 | 137 | 6 | 6.2 | 180 | 172 | 7.9 | 8.1 | ||
| 90 | 82 | 4 | 4.1 | 150 | 142 | 6 | 6.2 | 185 | 177 | 7.9 | 8.1 | ||
| 95 | 87 | 4 | 4.1 | 155 | 147 | 6 | 6.2 | 190 | 182 | 7.9 | 8.1 | ||
| 70 | 62 | 6 | 6.2 | 135 | 127 | 7.9 | 8.1 | 200 | 192 | 7.9 | 8.1 | ||
| 75 | 67 | 6 | 6.2 | 140 | 132 | 7.9 | 8.1 | 80 | 72 | 9.5 | 9.7 | ||
| 80 | 72 | 6 | 6.2 | 145 | 137 | 7.9 | 8.1 | 85 | 77 | 9.5 | 9.7 | ||
| 85 | 77 | 6 | 6.2 | 150 | 142 | 7.9 | 8.1 | 95 | 87 | 9.5 | 9.7 | ||
| 90 | 82 | 6 | 6.2 | 155 | 147 | 7.9 | 8.1 | 100 | 92 | 9.5 | 9.7 | ||
| 95 | 87 | 6 | 6.2 | 160 | 152 | 7.9 | 8.1 | 105 | 97 | 9.5 | 9.7 | ||
| 100 | 92 | 4 | 4.1 | 190 | 182 | 6 | 6.2 | 140 | 132 | 9.5 | 9.7 | ||
| 105 | 97 | 4 | 4.1 | 80 | 72 | 7.9 | 8.1 | 145 | 137 | 9.5 | 9.7 | ||
| 110 | 102 | 4 | 4.1 | 85 | 77 | 7.9 | 8.1 | 150 | 142 | 9.5 | 9.7 | ||
| 115 | 107 | 4 | 4.1 | 90 | 82 | 7.9 | 8.1 | 155 | 147 | 9.5 | 9.7 | ||
| 120 | 112 | 4 | 4.1 | 95 | 87 | 7.9 | 8.1 | 160 | 152 | 9.5 | 9.7 | ||
| 65 | 57 | 6 | 6.3 | 100 | 92 | 7.9 | 8.1 | 165 | 157 | 9.5 | 9..7 | ||
| 160 | 152 | 6 | 6.2 | 105 | 97 | 7.9 | 8.1 | 170 | 162 | 9.5 | 9.7 | ||
| 165 | 157 | 6 | 6.2 | 110 | 102 | 7.9 | 8.1 | 175 | 167 | 9.5 | 9.7 | ||
| 170 | 162 | 6 | 6.2 | 115 | 107 | 7.9 | 8.1 | 180 | 172 | 9.5 | 9.7 | ||
| 175 | 167 | 6 | 6.2 | 120 | 112 | 7.9 | 8.1 | 185 | 177 | 9.5 | 9.7 | ||
| 180 | 172 | 6 | 6.2 | 125 | 117 | 7.9 | 8.1 | 190 | 182 | 9.5 | 9.7 | ||
| 185 | 177 | 6 | 6.2 | 130 | 122 | 7.9 | 8.1 | 195 | 187 | 9.5 | 9.7 | ||
| 100 | 92 | 6 | 6.2 | 110 | 102 | 9.5 | 9.7 | 200 | 192 | 9.5 | 9.7 | ||
| 105 | 97 | 6 | 6.2 | 115 | 107 | 9.5 | 9.7 | 210 | 202 | 9.5 | 9.7 | ||
| 110 | 102 | 6 | 6.2 | 120 | 112 | 9.5 | 9.7 | 215 | 207 | 9.5 | 9.7 | ||
| 115 | 107 | 6 | 6.2 | 125 | 117 | 9.5 | 9.7 | 225 | 217 | 9.5 | 9.7 | ||
| 120 | 112 | 6 | 6.2 | 130 | 122 | 9.5 | 9.7 | ||||||
| 125 | 117 | 6 | 6.2 | 135 | 127 | 9.5 | 9.7 | ||||||
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