High Precision PVDF POM PA66 Plastic Plain Bearings

Brand Name:OEM
Certification:ISO 16949
Minimum Order Quantity:Negotiable
Delivery Time:10-15 working days
Payment Terms:L/C, D/A, D/P, T/T, Western Union, MoneyGram
Place of Origin:CHINA
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High Precision Wear Resistant 1.14 G/Cm³ PA66 Plastic Plain Bearings

Generally the inner and outer rings made with POM or PA, Cage made with PA66 and the balls made with glass, stainless or ceramic. Material PA have excellent mechanical strength and wearing resistance, PA66 High Precision Plastic Bearings is suitable for manufacturing precision plastic bearings. Plastic bearing made with POM is the most extensive sort of all the plastic bearings.
The Density of PA66 plastic bearings is 1.14 g/cm3, Sliding friction coefficient is 0.35-0.42, Short-time highest application temperature is 170℃.
PA66 High Precision Plastic Bearings could be used in some alkaline environment but not proper to some acid corrosion environment. With good self-lubrication performance and low friction coefficients, PA66 High Precision Plastic Bearings could be used in precise and high speed application.


Basic properties of staple engineer plastic
MaterialHDPEPPPOMPA66PVDFPPSPTFEPEEK
Long-time working temp.90100110100150230260280
Densityg/cm30.911.421.141.771.352.181.32
Ball indentation hardness50801701708019030 
Tensile stress2530708050752595
Sliding friction coefficient0.290.30.340.35-0.420.3 0.08-0.10.3-0.38
Melted temperature130165175260172280327343
Short-time highest application temperature90140150170150260260300
Coet of Inear expansion (10^-5/K)13-1517108135125
Dielectric constant at 1 Mhz(10^6HZ)2.42.253.73.6-58 2.13.2-3.3
Volume resisrivity (Ω·cm)>10^15>10^24>10^1410^1310^12>10^1310^1410^13
flammability UL94++-(+)(+)-++
Anti-weathering------+-
Note: + =resistant; (+) =partly resistant; - =non-resistant


Chemical properties of Engineer plastic
Chemical CompositionMaterial
PIPEEKPTFEPVDFPA66POMPPHDPEABS
Acrtate+++(+)(+)++(+)+
Formic acid (10% water)++++--+++
Ammonia (10% water)-++++(+)+++
Aether+ ++++++ 
Petrol++++++(+)(+)(+)
Bori acid (10% water) ++(+)+++++
Aminoform+++ --(+)--
Aeti aid 100%(+)-+ --++-
Aceti aid (10% water)+++ -(+)+++
HF  + --++(+)
Formaldehyde aqu (30% water) ++++-+++
Glycerin+ + +++++
Iodine, Glycol+ +(+)-(+)++(+)
K2Cr2O7 (10% water)  +++-+++
KMnO4 (1% water)++++-(+)++(+)
2-Hydronyprpionic 10%+ ++--++-
2-Hydronyprpionic 90%+++++(+)+++
Nad (10% water)+++++++++
NaNO3 (10% water)+ +++++++
NaOH (50% water) ++++-+++
NaOH (5% water)  +++-++ 
Oxalic (10% water)++++(+)(+)+++
Tetracarp+ ++(+)+--(+)
H3PO3 100% ++ -  ++
H3PO4 (10% water) +++--+ +
NHO3 (2% water)++++--+++
HCL (2% water)+++(+)--+++
H2SO4 98% -+ --+(+)-
Soap liquid  ++++++ 
Alkaliliquid (10% water)  +++++++
Toluene+++++++(+)-
Water, cold+++++++++
Water, hot +++(+)-+++
H2O2 (30% water) (+)++--+++
H2O2 (0.5% water)+ ++-(+)+++
Asphalt+ + (+)+(+)(+) 
Note: + =resistant; (+) =partly resistant; - =non-resistant



China High Precision PVDF POM PA66 Plastic Plain Bearings supplier

High Precision PVDF POM PA66 Plastic Plain Bearings

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