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TK651型 活塞用组合密封
一、标准材料
双三角密封环：填充PTFE，T101；
O型圈：丁腈橡胶、三元乙丙或氟橡胶。
二、概述
TK651型活塞用组合密封由一个填充聚四氟乙烯（PTFE）材料的双三角密封环和一个GB3452.1 “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，起双向作用。推荐用于轻载液压元件中，如机床、阀门、物流设备等。
设计选用时可参考Trelleborg公司PDD系列标准。
三、特点
*耐磨损，耐挤出
*摩擦力小，无爬行
*紧凑的沟槽尺寸，结构简单
四、工况条件
|
直径范围mm |
速 度 m/s |
压 力MPa |
温 度 ℃ |
介 质 |
|
5~1500 |
≤8 |
0~30 |
-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：缸孔直径D=Φ60mm
订货号 TK651--60
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 |
间 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、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 |
|
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 |
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