Products
Hydraulic Rod Buffer Seals

Hydraulic Rod Buffer Seals

Kintowe K653 is a buffer seal that promises reliable performance alongside high-performance rod seals such as Kintowe K605. With its superior design and engineering, Kintowe K653 can easily replace standard PTFE buffer seal housings. This allows for even greater flexibility in applications where high-performing rod seals are required.
Products Description

 

K653 hydraulic rod buffer seals

Advantages:

☆ Simple installation

☆ Good temperature range

☆ Long using life

☆ Preventing inter-seal pressure build up

☆ Can be changed with common PTFE buffer seal housings

product-478-334

Kintowe K653 is a buffer seal that promises reliable performance alongside high-performance rod seals such as Kintowe K605. With its superior design and engineering, Kintowe K653 can easily replace standard PTFE buffer seal housings. This allows for even greater flexibility in applications where high-performing rod seals are required.

 

Hydraulic rod buffer seals are manufactured in KINTOWE ®01, whihc is an excellent solution to prevent excessive pressure building up in the cavity between the buffer seal and the rod seal. The design is highly effective, providing a valve action that ensures optimal performance and durability. Thanks to the use of a polyacetal/PFC anti-extrusion ring, the seal is also highly resistant to extrusion, even under the most extreme shock pressure loads.

 

With its advanced engineering and superior performance, this rod buffer seal is sure to exceed your expectations and deliver the results that you need to succeed.

 

Production process:

 

Injection molding

product-1375-386

product-1534-337

 

Technical details

 

Operating conditions Metric Inch
Maximum speed 1.0m/sec 3.0 ft/sec
Temperature range -45℃+110℃ -50°F +230°F
Maximum pressure 700bar* 10.000 p.s.i.*

 

Maximum extrusion gap Figures show the maximum permissible gap all on one side using minimum rod ø and maximum clearance ø.
Pressure bar 160 250 400 500 700
Maximum Gap (S<=6)mm 0.6 0.5 0.4 0.3 0.2
Maximum Gap (S>6)mm 1.0 0.8 0.6 0.4 0.25
Pressure p.s.i. 2400 3750 6000 7500 10.000
Maximum Gap (S<=0.250)in 0.024 0.020 0.016 0.012 0.008
Maximum Gap (S>0.250)in 0.040 0.032 0.024 0.016 0.010

 

Surface roughness μmRa μmRt μinCLA μinRMS
Dynamic sealing face ød1 0.1<>0.4 4 max 4<>16 5<>18
Static sealing face L1 1.6 max 10 max 63 max 70 max
Static housing faces ØD1 L1 3.2 max 16 max 125 max 140 max

 

Chamfers & Radii
Groove section ≤ S mm 3.75 5.50 7.75 10.50
Min chamfer C mm 3.00 3.50 5.00 7.50
Max fillet Rad r1mm 0.50 0.70 1.20 1.60
Groove section ≤ S in 0.150 0.215 0.306 0.413
Min chamfer C in 0.093 0.125 0.156 0.300
Max fillet Rad r1in 0.020 0.028 0.047 0.062

 

Tolerances ød1 øD1 L1
mm f9

H10

+0.25 -0

in f9

Js11

+0.010-0

 

product-1400-261

product-463-288

 

Фd1

ФD1

L1

PART No.

40

55.5

6.3

6530400

45

60.5

6.3

6530450

50

65.5

6.3

6530500

55

70.5

6.3

6530550

60

75.5

6.3

6530600

63

78.5

6.3

6530630

65

80.5

6.3

6530650

70

85.5

6.3

6530700

75

90.5

6.3

6530750

80

95.5

6.3

6530800

85

100.5

6.3

6530850

90

105.5

6.3

6530900

95

110.5

6.3

6530950

100

115.5

6.3

6531000

110

125.5

6.3

6531100

124

139.5

6.3

6531240

125

140.5

6.3

6531250

130

145.5

6.3

6531300

135

150.5

6.3

6531350

140

155.5

6.3

6531400

150

165.5

6.3

6531500

150

170

10.0

6531501

155

170.5

6.3

6531550

160

175.5

6.3

6531600

170

185.5

6.3

6531700

180

195.5

6.3

6531800

186

201.5

6.3

6531860

215

236

8.1

6532150

 

Our exhibition

 

PTC, BAUMA, Hannover Messe etc.

5

 

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.

product-1419-248

 

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.

9

 

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.

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FAQ:

 

Q: What kinds of material you can produce?

A: Phenolic resin composites
Polyester resin composites
Epoxy resin composite
Polyurethane seals

Q: Have your products been exported?

A: Yes, our products are exported to Germany, Holland, Denmark, England, Russia, USA, Singapore, Vietnam, Norway, Canada etc.

Q: How do you ensure the quality of your products?

A: We have a strict quality control system implemented throughout the entire production process, from raw material inspection to final inspection and testing.

Q: Do you have any certifications?

A: Yes, we have obtained ISO9001, ISO18001, ISO45001, RoHS, DNV, Made in Zhejiang

Q: Is the sample available?

A: Yes, we are providing free of samples are available for you to check the quality.

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