Products Description
DF105-4 Rod step seals
Material: PTFE + Bronze + NBR
Advantages:
☆ Simple groove design
☆ No sticking
☆ High abrasion resistance
☆ Excellent sealing at static and dynamic conditions
☆ Long service life
Rod step seals are an excellent sealing solution that consists of a seal ring and a nitrile O-ring, which is made of PTFE filled with bronze, provides excellent resistance to wear and tear. These seals are made with materials that are designed to withstand high pressure and harsh environments.
One of the primary benefits of step seals is the steep contact pressure gradient on the high pressure side and the shallow contact pressure gradient on the low pressure side. This unique design allows for a superior seal that can withstand high pressure and prevent leakage.
Step seals are also easy to install and require minimal maintenance. Their durability and robustness make them an ideal solution for a wide range of applications, including hydraulic systems, pumps, and compressors.
Production process:


Operating conditions
|
Maximum speed |
4.0m/sec |
|
Temperature range |
-30℃ + 100℃ |
|
Maximum pressure |
300bar |
Typical Application
☆ Construction machinery
☆ Carnes
☆ Hydraulic pressure cylinders
☆ Wind turbines
☆ Automotive industry

Our service and advantage
☆ Strict quality control system
☆ Quick response and delivery
☆ Factory direct prices
☆ Customized designs are available

Our exhibition
PTC, BAUMA, Hannover Messe etc.

Packing & Delivery
Thermal shrinkage film

By Express (FedEx, UPS, DHL, TNT, EMS, etc. )
--- Advantage: Fast (takes about 7 - 10 days in the delivery), door to door
This is especially useful for urgent shipments that need to reach their destination quickly. Though express delivery is a little expensive, it is worth the cost if time is a crucial factor.

By Air Transportation
--- Advantage: Fast (takes about 8 - 12 days), a little cheaper than Express.
Though it takes a little longer than express delivery, at around 8-12 days, it is still relatively quick. Additionally, air transportation is a little cheaper than express delivery. The only downside is that the receiver has to collect the goods from the airport.

By Sea (Ocean ) Transportation
--- Advantage: Much cheaper than Express or Air transportation.
Sea transportation is an excellent option for individuals and businesses that need to transport goods across long distances. With its cost savings and global coverage, it's an attractive alternative to other transportation methods.


|
Фd1 |
ФD1 |
L1 |
O-Ring |
PART No. |
Фd1 |
ФD1 |
L1 |
O-Ring |
PART No. |
|
8 |
12.9 |
2.2 |
9.66*1.78 |
JT0080 |
35 |
42.3 |
3.2 |
37.77*2.62 |
JT0351 |
|
10 |
14.9 |
2.2 |
11.11*1.78 |
JT0100 |
36 |
46.7 |
4.2 |
40.87*3.53 |
JT0360 |
|
12 |
19.3 |
3.2 |
13.95*2.62 |
JT0120 |
36 |
43.3 |
3.2 |
39.34*2.62 |
JT0361 |
|
14 |
21.3 |
3.2 |
17.13*2.62 |
JT0140 |
38 |
48.7 |
4.2 |
40.87*3.53 |
JT0380 |
|
16 |
23.3 |
3.2 |
18.72*2.62 |
JT0160 |
40 |
55.1 |
6.3 |
43.82*3.53 |
JT0400 |
|
18 |
25.3 |
3.2 |
20.29*2.62 |
JT0180 |
40 |
50.7 |
4.2 |
44.45*3.53 |
JT0401 |
|
18 |
22.9 |
2.2 |
18.77*1.78 |
JT0181 |
45 |
60.1 |
6.3 |
50.16*5.33 |
JT0450 |
|
20 |
30.7 |
4.2 |
24.99*3.53 |
JT0200 |
45 |
55.7 |
4.2 |
50.39*3.53 |
JT0451 |
|
20 |
27.3 |
3.2 |
22.22*2.62 |
JT0201 |
48 |
63.1 |
6.3 |
53.34*5.33 |
JT0480 |
|
22 |
33.7 |
4.2 |
26.58*3.53 |
JT0220 |
48 |
58.7 |
4.2 |
50.80*3.53 |
JT0481 |
|
22 |
29.3 |
3.2 |
25.07*2.62 |
JT0221 |
50 |
65.1 |
6.3 |
56.52*5.33 |
JT0500 |
|
25 |
35.7 |
4.2 |
31.34*3.53 |
JT0250 |
50 |
60.7 |
4.2 |
53.57*3.53 |
JT0501 |
|
25 |
32.3 |
3.2 |
28.25*2.62 |
JT0251 |
52 |
62.7 |
4.2 |
56.74*3.53 |
JT0520 |
|
26 |
36.7 |
4.2 |
31.34*3.53 |
JT0260 |
52 |
67.1 |
6.3 |
56.52*5.33 |
JT0521 |
|
28 |
38.7 |
4.2 |
32.92*3.53 |
JT0280 |
55 |
60.1 |
6.3 |
50.16*5.33 |
JT0550 |
|
28 |
35.3 |
4.2 |
29.82*2.62 |
JT0281 |
56 |
71.1 |
6.3 |
59.69*5.33 |
JT0560 |
|
30 |
40.7 |
4.2 |
34.52*3.53 |
JT0300 |
56 |
66.7 |
4.2 |
59.92*3.53 |
JT0561 |
|
30 |
37.3 |
3.2 |
33*2.62 |
JT0301 |
60 |
75.1 |
6.3 |
66.04*5.33 |
JT0600 |
|
32 |
42.7 |
4.2 |
36.09*3.53 |
JT0320 |
60 |
70.7 |
4.2 |
63.09*3.53 |
JT0601 |
|
32 |
39.3 |
3.2 |
34.59*3.53 |
JT0321 |
63 |
78.1 |
6.3 |
69.22*5.33 |
JT0630 |
|
35 |
45.7 |
4.2 |
37.69*3.53 |
JT0350 |
63 |
73.7 |
4.2 |
66.04*3.53 |
JT0631 |
|
Фd1 |
ФD1 |
L1 |
O-Ring |
PART No. |
Фd1 |
ФD1 |
L1 |
O-Ring |
PART No. |
|
65 |
80.1 |
6.3 |
69.22*5.33 |
JT0650 |
110 |
120.7 |
4.2 |
113.89*3.53 |
JT1102 |
|
67 |
80.1 |
6.3 |
72.40*5.33 |
JT0670 |
115 |
130.1 |
6.3 |
120.02*5.33 |
JT1150 |
|
68 |
80.1 |
6.3 |
72.40*5.33 |
JT0680 |
120 |
135.1 |
6.3 |
126.57*5.33 |
JT1200 |
|
68 |
78.7 |
6.3 |
72.62*3.53 |
JT0681 |
125 |
140.1 |
6.3 |
130.18*5.33 |
JT1250 |
|
70 |
85.1 |
6.3 |
75.57*5.33 |
JT0700 |
125 |
145.5 |
8.1 |
132.72*6.99 |
JT1251 |
|
70 |
80.7 |
4.2 |
75.59*3.53 |
JT0701 |
130 |
145.1 |
6.3 |
135.89*5.33 |
JT1300 |
|
73 |
88.7 |
6.3 |
78.74*5.33 |
JT0730 |
130 |
150.5 |
8.1 |
139.07*6.99 |
JT1301 |
|
75 |
90.1 |
6.3 |
81.92*5.33 |
JT0750 |
135 |
150.1 |
6.3 |
137.70*5.33 |
JT1350 |
|
80 |
95.1 |
6.3 |
85.09*5.33 |
JT0800 |
138 |
153.1 |
6.3 |
142.24*5.33 |
JT1380 |
|
80 |
90.7 |
4.2 |
85.32*3.53 |
JT0801 |
140 |
155.1 |
6.3 |
145.42*5.33 |
JT1400 |
|
85 |
100.1 |
6.3 |
91.44*5.33 |
JT0850 |
145 |
160.1 |
6.3 |
151.77*5.33 |
JT1450 |
|
90 |
105.1 |
6.3 |
94.67*5.33 |
JT0900 |
150 |
165.1 |
6.3 |
151.77*5.33 |
JT1500 |
|
95 |
110.1 |
6.3 |
100.97*5.33 |
JT0950 |
150 |
170.5 |
8.1 |
158.12*6.99 |
JT1501 |
|
95 |
115.1 |
8.1 |
104.14*6.99 |
JT0951 |
155 |
170.1 |
6.3 |
161.30*5.33 |
JT1550 |
|
100 |
115.1 |
6.3 |
107.32*5.33 |
JT1000 |
160 |
175.1 |
6.3 |
164.47*5.33 |
JT1600 |
|
100 |
110.7 |
4.2 |
104.37*3.53 |
JT1001 |
160 |
180.5 |
8.1 |
164.47*6.99 |
JT1601 |
|
105 |
125.5 |
8.1 |
113.67*6.99 |
JT1050 |
165 |
180.5 |
6.3 |
170.82*5.33 |
JT1650 |
|
105 |
120.1 |
6.3 |
110.49*5.33 |
JT1051 |
170 |
185.1 |
6.3 |
177.17*5.33 |
JT1700 |
|
110 |
125.1 |
6.3 |
116.84*5.33 |
JT1100 |
170 |
190.5 |
8.1 |
177.17*6.99 |
JT1701 |
|
110 |
130.5 |
8.1 |
116.84*6.99 |
JT1101 |
175 |
190.1 |
6.3 |
177.17*5.33 |
JT1750 |
|
Фd1 |
ФD1 |
SL |
O-Ring |
PART No. |
Фd1 |
ФD1 |
SL |
O-Ring |
PART No. |
|
180 |
195.1 |
6.3 |
183.52*5.33 |
JT1800 |
310 |
334 |
8.1 |
316.87*6.99 |
JT3100 |
|
185 |
200.1 |
6.3 |
189.87*5.33 |
JT1850 |
320 |
344 |
8.1 |
329.57*6.99 |
JT3200 |
|
190 |
205.1 |
6.3 |
196.22*5.33 |
JT1900 |
330 |
354 |
8.1 |
342.27*6.99 |
JT3300 |
|
192 |
207.1 |
6.3 |
196.22*5.33 |
JT1920 |
340 |
364 |
8.1 |
354.97*6.99 |
JT3400 |
|
195 |
210.1 |
6.3 |
202.57*5.33 |
JT1950 |
345 |
369 |
8.1 |
354.97*6.99 |
JT3450 |
|
200 |
220.5 |
8.1 |
208.92*6.99 |
JT2000 |
350 |
374 |
8.1 |
354.97*6.99 |
JT3500 |
|
210 |
230.5 |
8.1 |
215.27*6.99 |
JT2100 |
360 |
384 |
8.1 |
367.67*6.99 |
JT3600 |
|
215 |
235.5 |
8.1 |
227.97*6.99 |
JT2150 |
370 |
394 |
8.1 |
380.37*6.99 |
JT3700 |
|
220 |
240.5 |
8.1 |
227.97*6.99 |
JT2200 |
380 |
404 |
8.1 |
393.07*6.99 |
JT3800 |
|
225 |
245.5 |
8.1 |
240.67*6.99 |
JT2250 |
390 |
414 |
8.1 |
405.26*6.99 |
JT3900 |
|
230 |
250.5 |
8.1 |
240.67*6.99 |
JT2300 |
400 |
424 |
8.1 |
417.96*6.99 |
JT4000 |
|
235 |
255.5 |
8.1 |
240.67*6.99 |
JT2350 |
405 |
429 |
8.1 |
417.96*6.99 |
JT4050 |
|
240 |
260.5 |
8.1 |
240.67*6.99 |
JT2400 |
420 |
444 |
8.1 |
430.66*6.99 |
JT4200 |
|
245 |
265.5 |
8.1 |
253.57*6.99 |
JT2450 |
430 |
454 |
8.1 |
443.36*6.99 |
JT4300 |
|
250 |
270.5 |
8.1 |
253.57*6.99 |
JT2500 |
450 |
474 |
8.1 |
468.76*6.99 |
JT4500 |
|
260 |
284 |
8.1 |
266.07*6.99 |
JT2600 |
460 |
484 |
8.1 |
468.76*6.99 |
JT4600 |
|
260 |
280.5 |
8.1 |
266.07*6.99 |
JT2601 |
470 |
494 |
8.1 |
481.46*6.99 |
JT4700 |
|
270 |
294 |
8.1 |
278.77*6.99 |
JT2700 |
480 |
504 |
8.1 |
494.16*6.99 |
JT4800 |
|
275 |
299 |
8.1 |
291.47*6.99 |
JT2750 |
490 |
514 |
8.1 |
506.86*6.99 |
JT4900 |
|
280 |
304 |
8.1 |
291.47*6.99 |
JT2800 |
500 |
524 |
8.1 |
506.86*6.99 |
JT5000 |
|
285 |
309 |
8.1 |
291.47*6.99 |
JT2850 |
510 |
534 |
8.1 |
532.26*6.99 |
JT5100 |
|
290 |
314 |
8.1 |
297.88*6.99 |
JT2900 |
520 |
544 |
8.1 |
532.26*6.99 |
JT5200 |
|
295 |
319 |
8.1 |
304.17*6.99 |
JT2950 |
530 |
554 |
8.1 |
532.26*6.99 |
JT5300 |
|
300 |
324 |
8.1 |
316.78*6.99 |
JT3000 |
550 |
574 |
8.1 |
557.66*6.99 |
JT5500 |
|
300 |
320.5 |
8.1 |
304.17*6.99 |
JT3001 |
570 |
594 |
8.1 |
582.68*6.99 |
JT5700 |
FAQ:
Q: What is your main market?
Q: How you arrange shipment?
Q: How many workers in your factory
Q: Can we visit your factory before place the order?
Q: When can I get the price?
Q: What is your terms of delivery?
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