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THG811型 杆用超高压组合密封
一、标准材料
J型密封环：填充PTFE，T101；
O型圈：丁腈橡胶、三元乙丙或氟橡胶。
二、概述
THG811型活塞杆用超高压组合密封由一个填充聚四氟乙烯（PTFE）材料的J形密封环和一个GB3452.1-92 “O”形橡胶圈组合而成。适用于活塞杆超高压往复运动密封及静密封，起单向作用。推荐用于超高压液压元件中，如水压试验机、增压缸、超高压泵站等。
三、特点
*良好的密封性能
*较小的摩擦阻力，无爬行现象
*可多组串联使用
*使用寿命长
*耐超高压
四、工况条件
|
直径范围mm |
速 度m/s |
压 力MPa |
温 度 ℃ |
介 质 |
|
6~1500 |
≤8 |
0~200 |
-50~+250（取决于O形圈材质） |
液压油、气、水、乳化液等 |
五、订货示例
例：活塞杆直径d=Φ80mm
订货号 THG811--80
六、沟槽尺寸
|
杆 径
d f8 |
沟槽底径
D H9 |
沟槽宽度
L+0.2 |
O形圈截面直径
d2 |
倒 角
Z≥ |
|
6~17.9 |
d+5.4 |
6.0 |
2.65 |
2 |
|
18~39.9 |
d+6.8 |
7.0 |
3.55 |
3 |
|
40~108.9 |
d+10.2 |
10.0 |
5.30 |
5 |
|
109~1500 |
d+13.4 |
12.7 |
7.00 |
7 |
七、规格表
|
杆 径
d f8 |
沟槽直径 D H9 |
沟槽宽度 L+0.2 |
订货号 |
|
杆 径
d f8 |
沟槽直径
D H9 |
沟槽宽度 L+0.2 |
订货号 |
|
6 |
11.4 |
6.0 |
THG811-6 |
130 |
143.4 |
12.7 |
THG811-130 |
|
8 |
13.4 |
6.0 |
THG811-8 |
135 |
1, 48.4 |
12.7 |
THG811-135 |
|
10 |
15.4 |
6.0 |
THG811-10 |
140 |
153.4 |
12.7 |
THG811-140 |
|
12 |
17.4 |
6.0 |
THG811-12 |
150 |
163.4 |
12.7 |
THG811-150 |
|
14 |
19.4 |
6.0 |
THG811-14 |
160 |
173.4 |
12.7 |
THG811-160 |
|
15 |
20.4 |
6.0 |
THG811-15 |
170 |
183.4 |
12.7 |
THG811-170 |
|
16 |
21.4 |
6.0 |
THG811-16 |
180 |
193.4 |
12.7 |
THG811-180 |
|
18 |
24.8 |
7.0 |
THG811-18 |
190 |
203.4 |
12.7 |
THG811-190 |
|
20 |
26.8 |
7.0 |
THG811-20 |
200 |
213.4 |
12.7 |
THG811-200 |
|
22 |
28.8 |
7.0 |
THG811-22 |
210 |
223.4 |
12.7 |
THG811-210 |
|
24 |
30.8 |
7.0 |
THG811-24 |
220 |
233.4 |
12.7 |
THG811-220 |
|
25 |
31.8 |
7.0 |
THG811-25 |
230 |
243.4 |
12.7 |
THG811-230 |
|
28 |
34.8 |
7.0 |
THG811-28 |
240 |
253.4 |
12.7 |
THG811-240 |
|
30 |
36.8 |
7.0 |
THG811-30 |
250 |
263.4 |
12.7 |
THG811-250 |
|
32 |
38.8 |
7.0 |
THG811-32 |
260 |
273.4 |
12.7 |
THG811-260 |
|
35 |
41.8 |
7.0 |
THG811-35 |
270 |
283.4 |
12.7 |
THG811-270 |
|
36 |
42.8 |
7.0 |
THG811-36 |
280 |
293.4 |
12.7 |
THG811-280 |
|
38 |
44.8 |
7.0 |
THG811-38 |
290 |
303.4 |
12.7 |
THG811-290 |
|
40 |
50.2 |
10.0 |
THG811-40 |
300 |
313.4 |
12.7 |
THG811-300 |
|
42 |
52.2 |
10.0 |
THG811-42 |
310 |
323.4 |
12.7 |
THG811-310 |
|
45 |
55.2 |
10.0 |
THG811-45 |
320 |
333.4 |
12.7 |
THG811-320 |
|
48 |
58.2 |
10.0 |
THG811-48 |
330 |
343.4 |
12.7 |
THG811-330 |
|
50 |
60.2 |
10.0 |
THG811-50 |
340 |
353.4 |
12.7 |
THG811-340 |
|
55 |
65.2 |
10.0 |
THG811-55 |
350 |
363.4 |
12.7 |
THG811-350 |
|
56 |
66.2 |
10.0 |
THG811-56 |
360 |
373.4 |
12.7 |
THG811-360 |
|
60 |
70.2 |
10.0 |
THG811-60, |
370 |
383.4 |
12.7 |
THG811-370 |
|
63 |
73.2 |
10.0 |
THG811-63 |
380 |
393.4 |
12.7 |
THG811-380 |
|
65 |
75.2 |
10.0 |
THG811-65 |
390 |
403.4 |
12.7 |
THG811-390 |
|
70 |
80.2 |
10.0 |
THG811-70 |
400 |
413.4 |
12.7 |
THG811-400 |
|
75 |
85.2 |
10.0 |
THG811-75 |
420 |
433.4 |
12.7 |
THG811-420 |
|
80 |
90.2 |
10.0 |
THG811-80 |
450 |
463.4 |
12.7 |
THG811-450 |
|
85 |
95.2 |
10.0 |
THG811-85 |
480 |
493.4 |
12.7 |
THG811-480 |
|
90 |
100.2 |
10.0 |
THG811-90 |
500 |
513.4 |
12.7 |
THG811-500 |
|
95 |
105.2 |
10.0 |
THG811-95 |
520 |
533.4 |
12.7 |
THG811-520 |
|
100 |
110.2 |
10.0 |
THG811-100 |
550 |
563.4 |
12.7 |
THG811-550 |
|
105 |
115.2 |
10.0 |
THG811-105 |
580 |
593.4 |
12.7 |
THG811-580 |
|
110 |
123.4 |
12.7 |
THG811-110 |
600 |
613.4 |
12.7 |
THG811-600 |
|
115 |
128.4 |
12.7 |
THG811-115 |
650 |
663.4 |
12.7 |
THG811-650 |
|
120 |
133.4 |
12.7 |
THG811-120 |
700 |
713.4 |
12.7 |
THG811-700 |
|
125 |
138.4 |
12.7 |
THG811-125 |
1000 |
1013.4 |
12.7 |
THG911-1000 |
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