• Ningbo WeiWo Electromechanical Tech Co.,Ltd.
    We do business with each other for long time and will continue our cooperation. Quality partner!
  • Ningbo WeiWo Electromechanical Tech Co.,Ltd.
    Alexiou Aris
    Good quality and competitive price, I'm sure we will go further and further!
  • Ningbo WeiWo Electromechanical Tech Co.,Ltd.
    Work together long time, we like friends each other, easy to get along with, very pleasant cooperation!
Contact Person : Leela
Phone Number : 86-13586885132
WhatsApp : +8613586885132

Pass blow - off testing filled PTFE banded Piston for automotive Shock Absorber

Place of Origin China
Brand Name WEIWO
Certification ISO9001:2008
Model Number Φ25mm
Minimum Order Quantity 5,000pcs
Price negotiation
Packaging Details Packed in carton firstly and then reinforced with wooden case for outer packing
Delivery Time 10 working days after payment
Payment Terms T/T, Western Union, L/C
Supply Ability 80,000 pcs per month
Product Details
Product Name Banded Piston Sinter Parts Density More Than 6.5g/cm3
Material Of Bands Fillled PTFE Application Car Shocks
Bands Density 2.06-2.19 G/cm3 Size 30mm
Technology PTFE Bands Material Of Sinter Parts FC - 0208 Or FC - 0205
High Light

shock absorber parts


shock absorber reconditioning

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Product Description

Pass blow-off testing filled PTFE banded Shock Absorber Piston in automotive




Physical performance for shock piston

tensile strength

More than 15MPa

elongation @ break

More than 200%

shore hardness

57 - 61


2.15 – 2.19 g/cm3


Less than 50mg

friction coefficient

Less than 0.3

highest working temperature





Pass blow-off testing filled PTFE banded Shock Absorber Piston


We are specialized in producing shock absorber pistons from automobiles and motorcycles.


With development, we have reached annual capacity 2,000,000pcs. We have built good relationship with


some big shock absorber manufacturers at home and abroad.




•      The pistons are exported to Japan


•      4 small holes design


•      All the holes are inclined


•      Net weight is 30.45g


•      Pistons can do performance test according to the customer's demand.


Here is the physical property of our products:


Tensile strength       ≥23N/mm2


Carrying capacity    ≥15N/mm3


Working temperature    -80°C to 260°C


Friction coefficient  ≤0.16μ




Auto Mechanical Press: 50T, 100T, 140T...


Hydraulic Press: 100T, 315T, 600T, 800T


Six sinter furnaces, including one harden Sinter Furnace


Heat treatment: Carbonitriding quenching and high frequency quenching


Ultrasonic clearing and auto de-burring


In-house tooling making: EDM, wire cutting machine


Strength in machining: Machine center, CNC milling, CNC lathe, two end lapper etc.


We have different kinds of testing machines such as abrasion test, density test, friction test, blow-off test,


hardness test, tension strength test and so on. So you can highly trust our advanced material.


As a modern company orientated towards organic growth it is in our interest that there is a team-spirit,


that everyone is reliable and that we are all following the same targets. Our highly motivated and


competent team can be depended upon to pursue the utmost aim of the company which is "customer


satisfaction" at a consistently high quality.




Car or motorbike shock absorbers


Competitive Advantage:


We are professional company which produces different size and design for shock absorber pistons.


We have a complete set of testing equipment which can control the quality for the material.


Picture show:

Pass blow - off testing filled PTFE banded Piston for automotive Shock Absorber 0