25mm Ptfe Banded Shock Absorber Piston Black Color 2.15 G / Cm3 Hrb70 - 90

Brand Name:XIAYI
Certification:IATF16949:2016
Model Number:Φ25mm
Minimum Order Quantity:500pcs
Delivery Time:10 working days
Payment Terms:T/T, Western Union
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Location: Ningbo Zhejiang China
Address: No.168 Tonghe East Rd, Luotuo Street, Ningbo, China
Supplier`s last login times: within 34 hours
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Product Details

25mm PTFE banded shock piston with HRB70 - 90, density > 6.5g/cm3 with ID 7.1mm


Piston export to Europe market with good quality


pistons are produced by automatic banding machine


100% tested by air gauge


with consistent size and coaxiality


Groovefill requirement for banded piston


The minimum groovefill requirement is valid for the average measurement / groove on both sides


of the piston (0° and 180° on the circumference of the piston)


BORE SIZEGROOVE FILL
27 MMMIN 0,24 MM
30 MMMIN 0,24 MM
32 MMMIN 0,30 MM
35 MMMIN 0,34 MM

Specifications:


Physical performance for shock piston

tensile strength

More than 15MPa

elongation @ break

More than 200%

shore hardness (bands)

57 - 61

density

2.15 – 2.19 g/cm3

wear

Less than 50mg

friction coefficient

Less than 0.3

hardness (sinter piston)

HRB65-85

Different fillers

carbon fiber

glass fiber

graphite

Molybdenum disulfide

carbon


Description:


New design new technology ptfe + Carbon Fiber Shock Absorber Piston with durability test


1. Size D25* D8 * 11


2. PTFE+CARBON FIBER


3. Band PTFE disc


4. 2017 new design


5. Density of sinter piston: 6.8g/cm3


6. Material: C=0.3-0.6%, Cu=3-5% balance: Fe


7. Hardness for sinter piston is HRB65-85


Materials of PTFE disc:


1. PTFE+BRONZE


2. PTFE+CARBON FIBER


3. PTFE+GLASS FIBER


4. OTHER FILLERS or other material according to customer’s demand


Applications:


In car or motorbike front or rear shock absorbers


Competitive Advantage:


1. Consistency in size.


2. Infrared ray detect the out diameter in automatic banding machines


3. Produce PTFE disc by Xia Yi, can control the quality itself.


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China 25mm Ptfe Banded Shock Absorber Piston Black Color 2.15 G / Cm3 Hrb70 - 90 supplier

25mm Ptfe Banded Shock Absorber Piston Black Color 2.15 G / Cm3 Hrb70 - 90

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