| TK651型  活塞用組合密封   一、標(biāo)準(zhǔn)材料 雙三角密封環(huán):填充PTFE,T101; O型圈:丁腈橡膠、三元乙丙或氟橡膠。 二、概述 TK651型活塞用組合密封由一個(gè)填充聚四氟乙烯(PTFE)材料的雙三角密封環(huán)和一個(gè)GB3452.1 “O”形橡膠圈組合而成。適用于液壓與氣動(dòng)往復(fù)運(yùn)動(dòng)活塞密封,起雙向作用。推薦用于輕載液壓元件中,如機(jī)床、閥門、物流設(shè)備等。 設(shè)計(jì)選用時(shí)可參考Trelleborg公司PDD系列標(biāo)準(zhǔn)。 三、特點(diǎn) *耐磨損,耐擠出 *摩擦力小,無爬行 *緊湊的溝槽尺寸,結(jié)構(gòu)簡單 四、工況條件 
| 直徑范圍mm | 速  度 m/s | 壓  力MPa | 溫     度 ℃ | 介     質(zhì) |  
| 5~1500 | ≤8 | 0~30 | -50~+250(取決于O形圈材質(zhì)) | 液壓油、氣、水、乳化液等 |  五、訂貨示例 例:缸孔直徑D=Φ60mm     訂貨號(hào)  TK651--60 六、溝槽尺寸 
| 缸 徑 D H9 | 溝槽底徑 d f8 | 溝槽寬度 L+0.2 | O形圈截面直徑 d2 | 圓 角 R | 間 隙 S≤ | 倒 角 Z≥ |  
| 5~13.9 | D-2.9 | 2.4 | 1.80 | 0.4 | 0.10 | 2 |  
| 14~24.9 | D-4.5 | 3.6 | 2.65 | 0.4 | 0.15 | 2 |  
| 25~45.9 | D-6.2 | 4.8 | 3.55 | 0.6 | 0.15 | 3 |  
| 46~124.9 | D-9.4 | 7.1 | 5.30 | 0.8 | 0.20 | 3 |  
| 125~669.9 | D-12.2 | 9.5 | 7.00 | 0.8 | 0.25 | 5 |  
| 670~1500 | D-15.0 | 10.0 | 8.40 | 1.0 | 0.30 | 7 |      七、規(guī)格表 
| 缸 徑 D H9 | 溝槽直徑      d f8  | 溝槽寬度 L+0.2 | 訂貨號(hào) |   | 缸 徑 D H9 | 溝槽直徑      d f8 | 溝槽寬度 L+0.2 | 訂貨號(hào) |  
| 5 | 2.1 | 2.4 | TK651-5 | 105 | 95.6 | 7.1 | TK651-105 |  
| 6 | 3.1 | 2.4 | TK651-6 | 110 | 100.6 | 7.1 | TK651-110 |  
| 8 | 5.1 | 2.4 | TK651-8 | 115 | 105.6 | 7.1 | TK651-115 |  
| 10 | 7.1 | 2.4 | TK651-10 | 120 | 110.6 | 7.1 | TK651-120 |  
| 12 | 9.1 | 2.4 | TK651-12 | 125 | 112.8 | 9.5 | TK651-125 |  
| 14 | 9.5 | 3.6 | TK651-14 | 130 | 117.8 | 9.5 | TK651-130 |  
| 15 | 10.5 | 3.6 | TK651-15 | 135 | 122.8 | 9.5 | TK651-135 |  
| 16 | 11.5 | 3.6 | TK651-16 | 140 | 127.8 | 9.5 | TK651-140 |  
| 18 | 13.5 | 3.6 | TK651-18 | 150 | 137.8 | 9.5 | TK651-150 |  
| 20 | 15.5 | 3.6 | TK651-20 | 160 | 147.8 | 9.5 | TK651-160 |  
| 22 | 17.5 | 3.6 | TK651-22 | 170 | 157.8 | 9.5 | TK651-170 |  
| 24 | 19.5 | 3.6 | TK651-24 | 180 | 167.8 | 9.5 | TK651-180 |  
| 25 | 18.8 | 4.8 | TK651-25 | 190 | 177.8 | 9.5 | TK651-190 |  
| 28 | 21.8 | 4.8 | TK651-28 | 200 | 187.8 | 9.5 | TK651-200 |  
| 30 | 23.8 | 4.8 | TK651-30 | 210 | 197.8 | 9.5 | TK651-210 |  
| 32 | 25.8 | 4.8 | TK651-32 | 220 | 207.8 | 9.5 | TK651-220 |  
| 35 | 28.8 | 4.8 | TK651-35 | 230 | 217.8 | 9.5 | TK651-230 |  
| 36 | 29.8 | 4.8 | TK651-36 | 240 | 227.8 | 9.5 | TK651-240 |  
| 40 | 33.8 | 4.8 | TK651-40 | 250 | 237.8 | 9.5 | TK651-250 |  
| 42 | 35.8 | 4.8 | TK651-42 | 260 | 247.8 | 9.5 | TK651-260 |  
| 45 | 38.8 | 4.8 | TK651-45 | 270 | 257.8 | 9.5 | TK651-270 |  
| 48 | 38.6 | 7.1 | TK651-48 | 280 | 267.8 | 9.5 | TK651-280 |  
| 50 | 40.6 | 7.1 | TK651-50 | 290 | 277.8 | 9.5 | TK651-290 |  
| 52 | 42.6 | 7.1 | TK651-52 | 300,  | 287.8 | 9.5 | TK651-300 |  
| 55 | 45.6 | 7.1 | TK651-55 | 320 | 307.8 | 9.5 | TK651-320 |  
| 56 | 46.6 | 7.1 | TK651-56 | 350 | 337.8 | 9.5 | TK651-350 |  
| 60 | 50.6 | 7.1 | TK651-60 | 380 | 367.8 | 9.5 | TK651-380 |  
| 63 | 53.6 | 7.1 | TK651-63 | 400 | 387.8 | 9.5 | TK651-400 |  
| 65 | 55.6 | 7.1 | TK651-65 | 420 | 407.8 | 9.5 | TK651-420 |  
| 70 | 60.6 | 7.1 | TK651-70 | 450 | 437.8 | 9.5 | TK651-450 |  
| 75 | 65.6 | 7.1 | TK651-75 | 480 | 467.8 | 9.5 | TK651-480 |  
| 80 | 70.6 | 7.1 | TK651-80 | 500 | 487.8 | 9.5 | TK651-500 |  
| 85 | 75.6 | 7.1 | TK651-85 | 550 | 537.8 | 9.5 | TK651-550 |  
| 90 | 80.6 | 7.1 | TK651-90 | 600 | 587.8 | 9.5 | TK651-600 |  
| 95 | 85.6 | 7.1 | TK651-95 | 700 | 685.0 | 10.0 | TK651-700  |  
| 100 | 90.6 | 7.1 | TK651-100 | 1000 | 985.0 | 10.0 |  TK651-1000 |           |