二、性能与用途
DAS组合封是一个密封及导向元件只需一个沟槽的整体密封。装入封闭式沟槽,每个活塞用一个。紧凑的密封结构使活塞(油缸)总长度较短,降低了加工成本并有着极佳的抗间隙积压性能。工作时弹性体不会扭转,有着合理的泄漏一减少摩擦。主要用于活塞及液压缸的密封。如:推土机、挖掘机、装载机、起重机、液压闸门及农业机械等。
三、材质
A弹性体----丁晴橡胶
B支承环----尼龙或聚氨酯
C导向环----尼龙或聚甲醛
四、工矿条件
温度:-30℃~+120℃
最大工作压力:35MPa
最大运动速度:0.5m/s
介质:石油基液压油、难燃液压油、环保液压油
型号 | 缸筒直径 | 沟槽直径 | 沟槽宽度 | 活塞直径 | ||
Ah9 | Bh9 | B1-0.05 | F+0.2 | F1+0.1 | A1-0.2 | |
DAS 025-015/1 DAS 025-016 DAS 028-019 |
25.0 25.0 28.0 |
15.0 16.0 19.0 |
21.0 22.0 25.0 |
12.0 13.5 13.5 |
4.0 2.1 2.1 |
23.0 24.0 27.0 |
DAS 030-021 DAS 032-022/1 DAS 032-022 |
30.0 32.0 32.0 |
21.0 22.0 22.0 |
27.0 28.0 28.5 |
13.5 15.5 16.4 |
2.1 2.6 6.35 |
29.0 31.0 30.5 |
DAS 035-025/1 DAS 035-025 DAS 040-024 |
35.0 35.0 40.0 |
25.0 25.0 24.0 |
31.0 31.4 35.4 |
15.5 16.4 18.4 |
2.6 6.35 6.35 |
34.0 33.5 38.5 |
DAS 040-026 DAS 040-030 DAS 040-030/1 |
40.0 40.0 40.0 |
26.0 30.0 30.0 |
36.0 35.4 36.0 |
15.5 16.4 12.5 |
2.6 6.35 4.0 |
39.0 38.5 38.0 |
DAS 040-030/2 DAS 042-028 DAS 045-029 |
40.0 42.0 45.0 |
30.0 28.0 29.0 |
37.0 38.0 40.4 |
12.5 15.5 18.4 |
4.0 2.6 6.35 |
39.0 41.0 44.0 |
DAS 045-031 DAS 045-035 DAS 050-034 |
45.0 45.0 50.0 |
31.0 35.0 34.0 |
41.0 40.4 45.4 |
15.5 16.4 18.4 |
2.6 6.35 6.35 |
44.0 43.5 48.5 |
DAS 050-034/1 DAS 050-038 DAS 055-039 |
50.0 50.0 55.0 |
34.0 38.0 39.0 |
46.0 46.0 50.36 |
20.5 20.5 18.4 |
3.1 4.2 6.35 |
49.0 48.5 53.5 |
DAS 055-039/1 DAS 056-040 DAS 060-044 |
55.0 56.0 60.0 |
39.0 40.0 44.0 |
51.0 52.0 55.4 |
20.5 20.5 18.4 |
3.1 3.1 6.35 |
54.0 55.0 58.5 |
DAS 060-044/1 DAS 060-048 DAS 063-047 |
60.0 60.0 63.0 |
44.0 48.0 47.0 |
56.0 56.0 58.4 |
20.5 20.5 18.4 |
3.1 4.2 6.35 |
59.0 58.5 61.5 |
DAS 063-047/2 DAS 063-047/1 DAS 063-051 |
63.0 63.0 65.0 |
47.0 47.0 51.0 |
58.4 59.0 59.0 |
19.4 20.5 20.5 |
6.35 3.1 4.2 |
61.5 62.0 61.5 |
DAS 065-049 DAS 065-050 DAS 070-050 |
65.0 65.0 70.0 |
49.0 50.0 50.0 |
61.0 60.4 64.2 |
20.5 18.4 22.4 |
3.1 6.35 6.35 |
64.0 63.5 68.3 |
DAS 070-054 DAS 070-058 DAS 075-055 |
70.0 70.0 75.0 |
54.0 58.0 55.0 |
66.0 66.0 69.2 |
20.5 20.5 22.4 |
3.1 4.2 6.35 |
69.0 68.5 73.3 |
DAS 080-060 DAS 080-062 DAS 080-066 |
80.0 80.0 80.0 |
60.0 62.0 66.0 |
74.15 76.0 76.0 |
22.4 22.5 22.5 |
6.35 3.6 5.2 |
78.3 79.0 78.5 |
DAS 085-065 DAS 090-070 DAS 090-072 |
85.0 90.0 90.0 |
65.0 70.0 72.0 |
79.15 84.15 86.0 |
22.4 22.4 22.5 |
6.35 6.35 3.6 |
83.3 88.3 89.0 |
DAS 090-076 DAS 095-075 DAS 100-075 |
90.0 95.0 100.0 |
76.0 75.0 75.0 |
86.0 89.15 93.15 |
22.5 22.4 22.4 |
5.2 6.35 6.35 |
88.5 93.3 98.0 |
DAS 100-082 DAS 100-086 |
100.0 100.0 |
82.0 86.0 |
96.0 96.0 |
22.5 22.5 |
3.6 5.2 |
99.0 98.5 |
DAS 105-080 DAS 110-085 DAS 110-092 |
105.0 110.0 110.0 |
80.0 85.0 92.0 |
98.1 103.1 106.0 |
22.4 22.4 22.5 |
6.5 6.35 3.6 |
103.0 108.0 109.0 |
DAS 110-096 DAS 115-090 DAS 115-097 |
110.0 115.0 115.0 |
96.0 90.0 97.0 |
106.0 108.1 111.0 |
22.5 22.4 22.5 |
5.2 6.35 3.6 |
109.4 113.0 114.0 |
DAS 120-095 DAS 120-106 DAS 125-100 |
120.0 120.0 125.0 |
95.0 106.0 100.0 |
113.1 116.0 118.1 |
22.4 22.5 25.4 |
6.35 5.2 6.35 |
118.0 118.5 123.0 |
DAS 125-103 DAS 125-108 DAS 130-105 |
125.0 125.0 130.0 |
103.0 108.0 105.0 |
121.0 121.0 122.6 |
26.5 26.5 25.4 |
5.2 7.2 9.5 |
124.0 124.4 127.5 |
DAS 130-105 DAS 135-110 DAS 135-110/1 |
130.0 135.0 135.0 |
105.0 110.0 110.0 |
123.1 127.6 128.1 |
25.4 25.4 25.4 |
6.35 9.5 6.35 |
128.0 132.5 133.0 |
DAS 140-115 DAS 140-115/1 DAS 140-118 |
140.0 140.0 140.0 |
115.0 115.0 118.0 |
132.6 133.0 136.0 |
25.4 25.4 26.5 |
9.5 6.35 5.1 |
137.5 138.0 139.0 |
DAS 140-123 DAS 145-120 DAS 145-120 |
140.0 145.0 145.0 |
123.0 120.0 120.0 |
136.0 137.6 138.3 |
26.5 25.4 25.4 |
7.2 9.5 6.35 |
138.5 142.5 142.95 |
DAS 150-125 DAS 150-125 DAS 150-128 |
150.0 150.0 150.0 |
125.0 125.0 128.0 |
142.6 143.0 146.0 |
25.4 25.4 26.5 |
9.5 6.35 5.1 |
147.5 148.0 149.0 |
DAS 150-133 DAS 155-130 DAS 160-135 |
150.0 155.0 160.0 |
133.0 130.0 135.0 |
146.0 147.6 152.6 |
26.5 25.4 25.4 |
7.2 9.5 9.5 |
149.5 152.5 157.5 |
DAS 160-138 DAS 160-143 DAS 165-140 |
160.0 160.0 165.0 |
138.0 |
156.0 156.0 157.6 |
26.5 26.5 25.4 |
5.1 7.2 9.5 |
159.0 159.4 162.5 |
DAS 170-145 DAS 175-150 DAS 180-150 |
170.0 175.0 180.0 |
145.0 150.0 150.0 |
161.7 166.7 172.95 |
25.4 25.4 35.4 |
12.7 12.7 6.35 |
167.1 172.1 177.87 |
DAS 180-155 DAS 185-160 DAS 190-165 |
180.0 185.0 190.0 |
155.0 160.0 165.0 |
171.7 176.7 181.7 |
25.4 25.4 25.4 |
12.7 12.7 12.7 |
177.1 182.1 187.0 |
DAS 195-170 DAS 200-175 DAS 210-185 |
195.0 200.0 210.0 |
170.0 175.0 185.0 |
186.7 191.6 201.6 |
25.4 25.4 25.4 |
12.7 12.7 12.7 |
192.0 197.0 207.0 |
DAS 220-190 DAS 220-195 DAS 230-205 |
220.0 220.0 230.0 |
190.0 195.0 205.0 |
212.7 211.6 221.6 |
35.4 25.4 25.4 |
6.35 12.7 12.7 |
217.0 217.9 227.0 |
DAS 240-215 DAS 250-220 DAS 250-225 |
240.0 250.0 250.0 |
215.0 220.0 225.0 |
231.6 242.9 241.6 |
25.4 35.4 25.4 |
12.7 6.35 12.7 |
237.0 247.85 247.0 |