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Home  > PRODUCTS  > Piston Seals  >  SPGW - PTFE Hydraulic Piston Seal with NBR/FKM O-Ring
SPGW - PTFE Hydraulic Piston Seal with NBR/FKM O-Ring

SPGW - PTFE Hydraulic Piston Seal with NBR/FKM O-Ring

Diameter Range
50-350mm
Pressure Range
0-50MPa
Temperature Range
-30℃ +100℃
Speed
1.5 m/s
Medium
hydraulic oil, flame retardant liquid, water and others
Installation Recommendation

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Application and properties

Suitable for long stroke, a wide range of fluids and high temperature occasions. The application of heavy duty double acting piston sealing under high pressure conditions is excellent. Applicable to larger piston clearance , it has good leakage control, extrusion resistance and wear resistance in heavy duty and construction machinery cylinder piston sealing system. Good static sealing property, simple groove structure, larger extrusion clearances can be allowed, be able to work in dusty condition.

Standard materials

Sealing ring: filled PTFE

O-ring: NBR / FKM

Back-up ring: POM / PA

Working Conditions

Working  Conditions

Diameter Range

Pressure Range

Temperature Range

Speed

Medium

50-350mm

0-50MPa

-30℃ +100℃

1.5 m/s

hydraulic oil, flame retardant liquid, water and others

Installation Dimensions

Groove Sizes

L+0.2

Order No.

D1

dN

H

50
55
60

36
41
46

8.5
8.5
8.5

9
9
9

SPGW50*36*8.5
SPGW55*41*8.5
SPGW60*46*8.5

63
65
70

48
50
55

10.5
10.5
10.5

11
11
11

SPGW63*48*10.5
SPGW65*50*10.5
SPGW70*55*10.5

75
80
85

60
65
70

10.5
10.5
10.5

11
11
11

SPGW75*60*10.5
SPGW80*65*10.5
SPGW85*70*10.5

90
95
100

75
80
85

10.5
10.5
12

11
11
12.5

SPGW90*75*10.5
SPGW95*80*10.5
SPGW100*85*12

105
110
115

90
95
100

12
12
12

12.5
12.5
12.5

SPGW105*90*12
SPGW110*95*12
SPGW115*100*12

120
125
130

105
102
107

12
15.5
15.5

12.5
16
16

SPGW120*105*12
SPGW125*102*15.5
SPGW130*107*15.5

135
140
145

112
117
122

15.5
15.5
15.5

16
16
16

SPGW135*112*15.5
SPGW140*117*15.5
SPGW145*122*15.5

150
155
160

127
132
137

15.5
15.5
15.5

16
16
16

SPGW150*127*15.5
SPGW155*132*15.5
SPGW160*137*15.5

165
170
180

142
147
157

15.5
15.5
15.5

16
16
16

SPGW165*142*15.5
SPGW170*147*15.5
SPGW180*157*15.5

185
190
200

162
167
177

15.5
15.5
15.5

16
16
16

SPGW185*162*15.5
SPGW190*167*15.5
SPGW200*177*15.5

210
220
225

187
197
202

15.5
15.5
17

16
16
17.5

SPGW210*187*15.5
SPGW220*197*15.5
SPGW225*202*15.5

230
240
250

207
217
222

17
17
17

17.5
17.5
17.5

SPGW230*207*15.5
SPGW240*217*15.5
SPGW250*222*17

260
270
280

232
242
252

17
17
17

17.5
17.5
17.5

SPGW260*232*17
SPGW270*242*17
SPGW280*252*17

300
320
350

272
292
322

17
17
17

17.5
17.5
17.5

SPGW300*272*17
SPGW320*292*17
SPGW350*322*17

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