MPR Pu Rod Seal

The MPR-type pu rod seal is a double-lip u cup rod seal with tight interference fit on the outer diameter. The additional lubricant between the two lips greatly prevents friction and wear.

Introduction

Technical Information

Introduction

Technical Information

Pressure	40Mpa
Speed	0.5m/s
Material(PU)	U3091	U4031	U2051	U2041
Temperature(°C)	-45+100	-35+100	-25+120	-30+120
Media	Mineral Base Hydraulic Oil

Depth S	16MPa	25MPa	40MPa
4	0.4	0.3	0.15
5	0.5	0.4	0.2
7.5	0.55	045	0.25
10	0.6	0.5	0.3

(For Pressures)	14MPa	21MPa	35MPa
(Backup Ring Material)	(PTFE)
e2	e1+0.5	e1+0.25	e1+0.1
(For Pressures)	35Mpa	42Mpa	70Mpa
(Backup Ring Material)	（NYLON）
e2	e1+0.4	e1+0.2	e1+0.1

d	D	h	H
14	22	5	5.7
16	24	5	5.7
16	24	5.7	6.3
18	26	5	5.7
18	26	5.7	6.3
20	28	5	5.7
20	28	5.7	6.3
20	28	6.3	7
22	30	5	5.7
22	30	5.7	6.3
22	30	6.3	7
25	33	5	5.7
25	33	5.7	6.3
25	33	6.3	7
25	35	6	7
28	36	5	5.7
28	36	5.7	6.3
28	36	6.3	7
28	38	6	7
28	38	7	8
30	38	5	5.7
30	38	5.7	6.3
30	38	6.3	7
30	40	6	7
30	40	7	8
30	40	8	9
32	40	6.3	7
32	42	6	7
32	42	7	8
32	42	8	9
35	43	6.3	7
35	45	6	7
35	45	7	8
35	45	8	9
36	46	6	7
36	46	7	8
36	46	8	9
38	48	6	7
38	48	7	8
38	48	8	9
40	50	6	7

d	D	h	H
40	50	7	8
40	50	8	9
40	55	9	10
40	53	10	11
45	55	6	7
45	55	7	8
45	55	8	9
45	60	9	10
45	58	10	11
45	60	11.4	12.5
50	60	6	7
50	60	7	8
50	60	8	9
50	65	9	10
50	63	10	11
50	65	11.4	12.5
53	63	6	7
53	63	7	8
53	63	8	9
55	65	6	7
55	65	7	8
55	65	8	9
55	70	9	10
55	68	10	11
55	70	11.4	12.5
56	71	11.4	12.5
60	70	6	7
60	70	7	8
60	70	8	9
60	75	9	10
60	73	10	11
60	75	11.4	12.5
63	73	6	7
63	73	7	8
63	73	8	9
63	78	9	10
63	78	11.4	12.5
65	75	6	7
65	75	7	8
65	75	8	9
65	80	9	10

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MPR Pu Rod Seal

Technical Parameters:

Installation Dimension:

MPR piston cup seal sizes:

d	D	h	H
14	22	5	5.7
16	24	5	5.7
16	24	5.7	6.3
18	26	5	5.7
18	26	5.7	6.3
20	28	5	5.7
20	28	5.7	6.3
20	28	6.3	7
22	30	5	5.7
22	30	5.7	6.3
22	30	6.3	7
25	33	5	5.7
25	33	5.7	6.3
25	33	6.3	7
25	35	6	7
28	36	5	5.7
28	36	5.7	6.3
28	36	6.3	7
28	38	6	7
28	38	7	8
30	38	5	5.7
30	38	5.7	6.3
30	38	6.3	7
30	40	6	7
30	40	7	8
30	40	8	9
32	40	6.3	7
32	42	6	7
32	42	7	8
32	42	8	9
35	43	6.3	7
35	45	6	7
35	45	7	8
35	45	8	9
36	46	6	7
36	46	7	8
36	46	8	9
38	48	6	7
38	48	7	8
38	48	8	9
40	50	6	7

d	D	h	H
100	120	12	13
100	120	15	16
105	120	9	10
105	120	10	11
105	125	12	13
105	125	15	16
110	125	9	10
110	125	10	11
110	130	10	11
110	130	12	13
110	130	15	16
115	130	9	10
115	130	10	11
115	135	12	13
115	135	15	16

d	D	h	H
14	22	5	5.7
16	24	5	5.7
16	24	5.7	6.3
18	26	5	5.7
18	26	5.7	6.3
20	28	5	5.7
20	28	5.7	6.3
20	28	6.3	7
22	30	5	5.7
22	30	5.7	6.3
22	30	6.3	7
25	33	5	5.7
25	33	5.7	6.3
25	33	6.3	7
25	35	6	7
28	36	5	5.7
28	36	5.7	6.3
28	36	6.3	7
28	38	6	7
28	38	7	8
30	38	5	5.7
30	38	5.7	6.3
30	38	6.3	7
30	40	6	7
30	40	7	8
30	40	8	9
32	40	6.3	7
32	42	6	7
32	42	7	8
32	42	8	9
35	43	6.3	7
35	45	6	7
35	45	7	8
35	45	8	9
36	46	6	7
36	46	7	8
36	46	8	9
38	48	6	7
38	48	7	8
38	48	8	9
40	50	6	7

d	D	h	H
100	120	12	13
100	120	15	16
105	120	9	10
105	120	10	11
105	125	12	13
105	125	15	16
110	125	9	10
110	125	10	11
110	130	10	11
110	130	12	13
110	130	15	16
115	130	9	10
115	130	10	11
115	135	12	13
115	135	15	16

d	D	h	H
14	22	5	5.7
16	24	5	5.7
16	24	5.7	6.3
18	26	5	5.7
18	26	5.7	6.3
20	28	5	5.7
20	28	5.7	6.3
20	28	6.3	7
22	30	5	5.7
22	30	5.7	6.3
22	30	6.3	7
25	33	5	5.7
25	33	5.7	6.3
25	33	6.3	7
25	35	6	7
28	36	5	5.7
28	36	5.7	6.3
28	36	6.3	7
28	38	6	7
28	38	7	8
30	38	5	5.7
30	38	5.7	6.3
30	38	6.3	7
30	40	6	7
30	40	7	8
30	40	8	9
32	40	6.3	7
32	42	6	7
32	42	7	8
32	42	8	9
35	43	6.3	7
35	45	6	7
35	45	7	8
35	45	8	9
36	46	6	7
36	46	7	8
36	46	8	9
38	48	6	7
38	48	7	8
38	48	8	9
40	50	6	7

d	D	h	H
100	120	12	13
100	120	15	16
105	120	9	10
105	120	10	11
105	125	12	13
105	125	15	16
110	125	9	10
110	125	10	11
110	130	10	11
110	130	12	13
110	130	15	16
115	130	9	10
115	130	10	11
115	135	12	13
115	135	15	16