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一.性能与用途
由一个抗磨的填充聚四氟乙烯(PTFE)环 |
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和O形橡胶密封圈组成。O形圈提供预紧力, |
可对PTFE方形环的磨损起补偿作用。液压系统 |
.往复运动,在高压和低压及高频工况下的双 |
向活塞密封。这是一种大范围应用的标准组合 |
密封。 |
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二.特点
滑动材料用填充聚四氟乙烯,此密封件具有很底的摩擦阻力,消除了爬行,确保有很高的 |
耐磨性。因单个密封件有双向密封能力,故省去了安装空间。 |
三.标准材料
密封环: 填充聚四氟乙烯(F-PTFE)
弹性体: 丁腈橡胶(NBR)或氟橡胶(FKM)
四.工况条件
速 度 |
压力范围 |
温度范围 |
介 质 |
1.5 m/s |
0 ~ 35 Mpa |
-30℃ ~ +200℃ (取决于O型圈材料) |
通用石油基液压油,水、乙二醇液压油,油-水乳化型液压油 |
五.孔用薄型格莱圈(方型圈)SPGO产品按装结构图及沟槽尺寸 (单位:mm)
SPGO型安装尺寸
缸径 |
沟槽直径 |
沟槽宽度 |
高度 |
最大径向间隙S max |
O型圈截面 |
D H9 |
d h9 |
L+0.2 |
H |
10 Mpa |
20 Mpa |
30 Mpa |
d2 |
15-29.9 |
D-6.0 |
3.2 |
3.0 |
0.40 |
0.25 |
0.15 |
2.4 |
30-62.9 |
D-8.5 |
4.0 |
3.8 |
0.40 |
0.25 |
0.20 |
3.5 |
63-169.9 |
D-14.0 |
6.5 |
6.3 |
0.50 |
0.35 |
0.25 |
5.7 |
170-400 |
D-20.0 |
10.0 |
9.8 |
0.70 |
0.50 |
0.30 |
8.4 |
六.孔用薄型格莱圈(方型圈)SPGO规格表 (单位:mm)
订货号 |
缸径 |
沟槽直径 |
沟槽宽度 |
D h9 |
d h9 |
L +0.2 |
SPGO 0200 |
20 |
14 |
3.2 |
SPGO 0250 |
25 |
19 |
3.2 |
SPGO 0300 |
30 |
21.5 |
4 |
SPGO 0315 |
31.5 |
23 |
4 |
SPGO 0320 |
32 |
23.5 |
4 |
SPGO 0350 |
35 |
26.5 |
4 |
SPGO 0355 |
35.5 |
27 |
4 |
SPGO 0400 |
40 |
31.5 |
4 |
SPGO 0450 |
45 |
36.5 |
4 |
SPGO 0500 |
50 |
41.5 |
4 |
SPGO 0530 |
53 |
44.5 |
4 |
SPGO 0550 |
55 |
46.5 |
4 |
SPGO 0560 |
56 |
47.5 |
4 |
SPGO 0600 |
60 |
51.5 |
4 |
SPGO 0630 |
63 |
49 |
6.5 |
SPGO 0650 |
65 |
51 |
6.5 |
SPGO 0700 |
70 |
56 |
6.5 |
SPGO 0710 |
71 |
57 |
6.5 |
SPGO 0750 |
75 |
61 |
6.5 |
SPGO 0800 |
80 |
66 |
6.5 |
SPGO 0850 |
85 |
71 |
6.5 |
SPGO 0900 |
90 |
76 |
6.5 |
SPGO 0950 |
95 |
81 |
6.5 |
SPGO 1000 |
100 |
86 |
6.5 |
SPGO 1050 |
105 |
91 |
6.5 |
SPGO 1100 |
110 |
96 |
6.5 |
SPGO 1120 |
112 |
98 |
6.5 |
SPGO 1150 |
115 |
101 |
6.5 |
SPGO 1200 |
120 |
106 |
6.5 |
SPGO 1250 |
125 |
111 |
6.5 |
SPGO 1300 |
130 |
116 |
6.5 |
SPNO 1350 |
135 |
121 |
6.5 |
SPGO 1400 |
140 |
126 |
6.5 |
SPGO 1500 |
150 |
136 |
6.5 |
SPGO 1600 |
160 |
146 |
6.5 |
SPGO 1700 |
170 |
150 |
10 |
SPGO 1800 |
180 |
160 |
10 |
SPGO 1900 |
190 |
170 |
10 |
SPGO 2000 |
200 |
180 |
10 |
SPGO 2100 |
210 |
190 |
10 |
SPGO 2200 |
220 |
200 |
10 |
SPGO 2240 |
224 |
204 |
10 |
SPGO 2300 |
230 |
210 |
10 |
SPGO 2400 |
240 |
220 |
10 |
SPGO 2500 |
250 |
230 |
10 |
SPGO 2600 |
260 |
240 |
10 |
SPGO 2700 |
270 |
250 |
10 |
SPGO 2800 |
280 |
260 |
10 |
SPGO 2900 |
290 |
270 |
10 |
SPGO 3000 |
300 |
280 |
10 |
SPGO 3100 |
310 |
290 |
10 |
SPGO 3200 |
320 |
300 |
10 |
SPGO 3400 |
340 |
320 |
10 |
SPGO 3500 |
350 |
330 |
10 |
SPGO 3600 |
360 |
340 |
10 |
SPGO 3750 |
375 |
355 |
10 |
SPGO 3800 |
380 |
360 |
10 |
SPGO 4000 |
400 |
380 |
10 |
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