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TK661型 活塞用组合密封(斯特封)
一、标准材料
阶梯形密封环：填充PTFE，T115；
O型圈：丁腈橡胶、三元乙丙或氟橡胶。
二、概述
TK661型活塞用组合密封由一个填充聚四氟乙烯（PTFE）材料的阶梯形密封环和一个国标 “O”形橡胶圈组合而成。适用于液压与气动往复运动活塞密封，起单向作用。适用于下述单作用活塞密封的液压元件，如注射成型机、液压机、机床等。
设计选用时可参考Trelleborg公司PS系列标准。
三、特点
*良好的密封性能
*摩擦力小，无爬行
*使用寿命长
*抗挤出性能优越
*高耐磨损
四、工况条件
|
直径范围mm |
速 度 m/s |
压 力MPa |
温 度 ℃ |
介 质 |
|
8~1500 |
≤5 |
0~40 |
-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：缸径D=Φ80mm
订货号 TK661--80
六、沟槽尺寸
|
缸 径
D H9 |
沟槽底径
d f8 |
沟槽宽度
L+0.2 |
O形圈截面直径 d2 |
圆 角
R≤ |
径向间隙 S≤ |
倒 角
Z≥ |
|
20MPa |
40MPa |
|
8~16.9 |
D-4.9 |
2.2 |
1.80 |
0.4 |
0.4 |
0.3 |
1.5 |
|
17~26.9 |
D-7.3 |
3.2 |
2.65 |
0.6 |
0.5 |
0.3 |
2.0 |
|
27~59.9 |
D-10.7 |
4.2 |
3.55 |
1.0 |
0.5 |
0.4 |
3.0 |
|
60~199.9 |
D-15.1 |
6.3 |
5.30 |
1.3 |
0.6 |
0.4 |
5.0 |
|
200~255.9 |
D-20.5 |
8.1 |
7.00 |
1.8 |
0.6 |
0.5 |
6.5 |
|
256~669.9 |
D-24.0 |
8.1 |
7.00 |
1.8 |
1.0 |
0.6 |
6.5 |
|
670~999.9 |
D-27.3 |
9.5 |
8.40 |
2.5 |
1.0 |
0.7 |
8.0 |
|
≥1000 |
D-38.0 |
13.8 |
12.00 |
3.0 |
1.4 |
1.0 |
10.0 |
七、规格表
|
缸径
D H9 |
沟槽直径d f8 |
沟槽宽度 L+0.2 |
订货号 |
|
缸径
D H9 |
沟槽直径
d f8 |
沟槽宽度 L+0.2 |
订货号 |
|
8 |
3.1 |
2.2 |
TK661-8 |
130 |
114.9 |
6.3 |
TK661-130 |
|
9 |
4.1 |
2.2 |
TK661-9 |
135 |
119.9 |
6.3 |
TK661-135 |
|
10 |
5.1 |
2.2 |
TK661-10 |
140 |
124.9 |
6.3 |
TK661-140 |
|
12 |
7.1 |
2.2 |
TK661-12 |
150 |
134.9 |
6.3 |
TK661-150 |
|
14 |
9.1 |
2.2 |
TK661-14 |
160 |
144.9 |
6.3 |
TK661-160 |
|
15 |
10.1 |
2.2 |
TK661-15 |
170 |
154.9 |
6.3 |
TK661-170 |
|
16 |
11.1 |
2.2 |
TK661-16 |
180 |
164.9 |
6.3 |
TK661-180 |
|
18 |
10.7 |
3.2 |
TK661-18 |
190 |
174.9 |
6.3 |
TK661-190 |
|
20 |
12.7 |
3.2 |
TK661-20 |
200 |
179.5 |
8.1 |
TK661-200 |
|
22 |
14.7 |
3.2 |
TK661-22 |
210 |
189.5 |
8.1 |
TK661-210 |
|
24 |
16.7 |
3.2 |
TK661-24 |
220 |
199.5 |
8.1 |
TK661-220 |
|
25 |
17.7 |
3.2 |
TK661-25 |
230 |
209.5 |
8.1 |
TK661-230 |
|
28 |
17.3 |
4.2 |
TK661-28 |
240 |
219.5 |
8.1 |
TK661-240 |
|
30 |
19.3 |
4.2 |
TK661-30 |
250 |
229.5 |
8.1 |
TK661-250 |
|
32 |
21.3 |
4.2 |
TK661-32 |
260 |
236.0 |
8.1 |
TK661-260 |
|
35 |
24.3 |
4.2 |
TK661-35 |
270 |
246.0 |
8.1 |
TK661-270 |
|
36 |
25.3 |
4.2 |
TK661-36 |
280 |
256.0 |
8.1 |
TK661-280 |
|
38 |
27.3 |
4.2 |
TK661-38 |
290 |
266.0 |
8.1 |
TK661-290 |
|
40 |
29.3 |
4.2 |
TK661-40 |
300 |
276.0 |
8.1 |
TK661-300 |
|
42 |
31.3 |
4.2 |
TK661-42 |
310 |
286.0 |
8.1 |
TK661-310 |
|
45 |
34.3 |
4.2 |
TK661-45 |
320 |
296.0 |
8.1 |
TK661-320 |
|
48 |
37.3 |
4.2 |
TK661-48 |
330 |
306.0 |
8.1 |
TK661-330 |
|
50 |
39.3 |
4.2 |
TK661-50 |
340 |
316.0 |
8.1 |
TK661-340 |
|
52 |
41.3 |
4.2 |
TK661-52 |
350 |
326.0 |
8.1 |
TK661-350 |
|
55 |
44.3 |
4.2 |
TK661-55 |
360 |
336.0 |
8.1 |
TK661-360 |
|
56 |
45.3 |
4.2 |
TK661-56 |
370 |
346.0 |
8.1 |
TK661-370 |
|
60 |
44.9 |
6.3 |
TK661-60 |
380 |
356.0 |
8.1 |
TK661-380 |
|
63 |
47.9 |
6.3 |
TK661-63 |
390 |
366.0 |
8.1 |
TK661-390 |
|
65 |
49.9 |
6.3 |
TK661-65 |
400 |
376.0 |
8.1 |
TK661-400 |
|
70 |
54.9 |
6.3 |
TK661-70 |
420 |
396.0 |
8.1 |
TK661-420 |
|
75 |
59.9 |
6.3 |
TK661-75 |
450 |
426.0 |
8.1 |
TK661-450 |
|
80 |
64.9 |
6.3 |
TK661-80 |
480 |
456.0 |
8.1 |
TK661-480 |
|
85 |
69.9 |
6.3 |
TK661-85 |
500 |
476.0 |
8.1 |
TK661-500 |
|
90 |
74.9 |
6.3 |
TK661-90 |
550 |
526.0 |
8.1 |
TK661-550 |
|
95 |
79.9 |
6.3 |
TK661-95 |
600 |
576.0 |
8.1 |
TK661-600 |
|
100 |
84.9 |
6.3 |
TK661-100 |
650 |
626.0 |
8.1 |
TK661-650 |
|
105 |
89.9 |
6.3 |
TK661-105 |
700 |
672.7 |
9.5 |
TK661-700 |
|
110 |
94.9 |
6.3 |
TK661-110 |
750 |
722.7 |
9.5 |
TK661-750 |
|
115 |
99.9 |
6.3 |
TK661-115 |
800 |
772.7 |
9.5 |
TK661-800 |
|
120 |
104.9 |
6.3 |
TK661-120 |
900 |
872.7 |
9.5 |
TK661-900 |
|
125 |
109.9 |
6.3 |
TK661-125 |
|
1000 |
962.0 |
13.8 |
TK661-1000 |
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