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Ningbo XiaYi Electromechanical Technology Co.,Ltd. OEM Shock Absorber Parts!Good quality!Good service!
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Custom Shock Absorber Components Pistons 31.98 mm Outer Diameter 260 ℃ Working Temp

Ningbo XiaYi Electromechanical Technology Co.,Ltd.
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Ningbo XiaYi Electromechanical Technology Co.,Ltd.
City: Ningbo
Province/State: Zhejiang
Country/Region: China
Tel: 86-0574-86535661
Contact Person:
Mrs Leela

Custom Shock Absorber Components Pistons 31.98 mm Outer Diameter 260 ℃ Working Temp

Brand Name : XIAYI
Model Number : Φ32mm
Certification : ISO9001:2008
Place of Origin : China
MOQ : 2,000pcs
Price : negotiation
Payment Terms : T/T, Western Union, L/C
Supply Ability : 50,000 pcs per month
Delivery Time : One week after payment
Packaging Details : According to customer’s demand
Product Name : banded Piston
Filler of bands : Carbon fiber
Material of bands : PTFE
Color : black
Application : front car shocks
Density of bands : 2.06-2.19 g/cm3
Outer diameter : 31.98mm
Working Temp. : 260 ℃
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Can do blow-off and fatigue test without any damage Custom Shock absorber Pistons

We can do blow-off test for our samples, following is blow-off requirement




27 MM290 bar85 °C0,9 – 1,2 KN
30 MM90 bar85 °C4,6 - 5,6 KN
32 MM112 bar85 °C4,6 - 5,6 KN
35 MM120 bar85 °C4,6 - 5,6 KN


Physical performance for shock piston

tensile strength

More than 18MPa

elongation @ break

More than 160%

shore hardness (bands)

57 - 61


2.06 – 2.19 g/cm3


Less than 50mg

friction coefficient

Less than 0.2

hardness (sinter piston)


Technical requirements for sinter piston

Raw material F50 - U3 - 66 or FC - 0208

Steam treatment

OD tested by digital air gauge


Teflon bands Powder metal piston 27mm shock absorber Suspension Piston for shock absorber

No foreign material or burr for PTFE disc

Product Name:Powder Metal Part - Piston for Shock Absorber

Raw Materials:Fe-C-Cu for sinter piston / PTFE + carbon for PTFE disc


Four square holes design

100% test of pistons’ appearance

No sinter powder on the pistons

Processing for sinter piston and PTFE banding


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

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

3. Six sinter furnaces, including one harden Sinter Furnace

4. Heat treatment: Carbonitriding quenching and high frequency quenching

5. Ultrasonic clearing and auto burring

6. In-house tooling making: EDM, wire cutting machine

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

Measuring devices

1. Carbon selfur determinator

2. Metallurgic microscope

3. Hydraulic universal material tester

4. Hardness testers

5. Pneumatic measuring instrument

6. Measuring projector

7. Gear testing instrument

8. Electrical profile meter

9. CMM


Car or motorbike shock absorbers

Competitive Advantage:

Unique material for shock piston bands

Pistons are produced by automatic banding machine can assure the consistency of the size

Complete testing equipment

Picture show:

Product Tags:

shock absorber piston


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Custom Shock Absorber Components Pistons 31.98 mm Outer Diameter 260 ℃ Working Temp Images

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