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Hydraulic Hammer Hby Buffer Seal

Delivery term:The date of payment from buyers deliver within days
  • Price:

    Negotiable

  • minimum:

  • Total supply:

  • Delivery term:

    The date of payment from buyers deliver within days

  • seat:

    Tianjin

  • Validity to:

    Long-term effective

  • Last update:

    2024-02-25 13:36

  • Browse the number:

    231

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Company Profile
Tianjin Parker Sealing Technology Co.,Ltd
By certification [File Integrity]
Contact:

pkmfseo(Mr.)  

Email:

Telephone:

Phone:

Area:

Tianjin

Address:

No.12 Building, Liando U-Valley Research and Development Industrial Park, Jinnan District, Tianjin, China

Website: http://www.parkerseal.net/ http://pkmfseo.mcgarryltd.com/
Product details

 





Products Description


 




Standard material: sealing ring: polyurethane PU, retaining ring: nylon PA



Scope of application:



This product is used in combination with piston rod seals to absorb shock and fluctuating pressure under high load, isolate high-temperature fluid and improve the durability of seals. It can be used for power shovel, wheel loader, bulldozer, truck crane, wheel crane, dump truck, etc



 



Features:



The special shaped slot on the sliding lip that can discharge back pressure can eliminate the pressure between the piston rod seal and the buffer ring.



 





Technical parameter:



 





















Speed

Pressure range

Temperature range

Medium

Diameter range available

1m/s

0~50mpa

-45°c+110°c

General petroleum based hydraulic oil

40-400mm


 





Buffer ring equipment


 




Buffer ring must necessarily be equipped at the gap.



AsinFIG."A"and 'B' watch out for the orientation of back-up ring and PTFE ring.





































































































Test

Dimension

BKS

 

Material code

 

GOLD

BROWN

BLUE

 

Hardness

Shore A

92

93

95

 

Tensile Strength

Kgf/cm

415

400

580

 

100%Modulud

Kgf/cm

105

100

128

Force when fulling at 100%

Elongation

%

530

480

491

 

Permanent Compression Set

A;100° cx70H

36(A)

37(A)

38(A)

Strain rate with 70H at 100 degrees and 25%compression 70H

B:70° cx70H

20(B)

23(B)

23(B)

Hardness Change By Air Oven

100°cx70H

0

0

0

 

Low temperature Brittleness(TR10)

°C

-30

-27

-30

10%recovery temperature

Temperature Pange

°C

+140/-40

+135/-40

+130/-35

 

Temperature short term



 

°C

 



+150

 



+140

 



+135

 



 




Hydraulic seal kit- Buffer seals/buffer rings


 




HBY buffer ring does more then normal buffer ring does, not only just buffer the pressure spikes of hydraulic systems, but also acts as a primary seal and pressure spike suppressor. It is mainly used in construction machinery cylinder.



 

http://www.parkerseal.net/

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