Specifications
MOQ :
negotiated
Payment Terms :
T/T
Delivery Time :
negotiated
Packaging Details :
Cartons or Pallets
Brand Name :
TOB Plastic Bearing
Certification :
ISO 16949
Place of Origin :
China
Price :
negotiated
Supply Ability :
negotiated
Material :
HDPE / PP / UPE Plastic Material
Basic properties :
Anti-Acid And Anti-Alkali
Faintish Acid & Alkali Environment :
30% CuCl2 solution and 30% NAOH solution
Lower Temperature :
UPE could be used to lower temperature (lowest to -150℃)
The material of the rings & cage :
HDP PP or UPE
The material of Balls :
glass stainless or ceramic
Description

HDPE / PP / UPE Plastic Bearings , Anti-Acid And Anti-Alkali Plastic Bearings

TOP-16 plastic bearing.pdf

HDPE,PP,UPE(UHMWPE) are approved can be used in faintish acid and alkali environment (30% CuCl2 solution and 30% NAOH solution is tested ok). Such bearings can be operated in liquid and contamination sensitive environments as acid/alkali/salt/solvent/oil/gas/seawater, and have general performance of lubrication and maintenance free, none magnetism, anti-rust and eroded of plastic bearings. But these bearings have not strong mechanical strength, and easy to be out of shape, so couldn't be used in heavy load and high-speed application. Among these 3 material, UPE have more excellent strength and low friction and could be used to lower temperature (lowest to -150℃). Generally the rings and cage were made with HDP PP or UPE, balls were made with glass stainless or ceramic.

The material of rings and cage: HDP, PP, UPE material.
The material of Balls: Glass Stainless, Ceramic material.

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


HDPE / PP / UPE Plastic Plain Bearings Anti Acid And Anti Alkali












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HDPE / PP / UPE Plastic Plain Bearings Anti Acid And Anti Alkali

Ask Latest Price
MOQ :
negotiated
Payment Terms :
T/T
Delivery Time :
negotiated
Packaging Details :
Cartons or Pallets
Brand Name :
TOB Plastic Bearing
Certification :
ISO 16949
Contact Supplier
HDPE / PP / UPE Plastic Plain Bearings Anti Acid And Anti Alkali
HDPE / PP / UPE Plastic Plain Bearings Anti Acid And Anti Alkali
HDPE / PP / UPE Plastic Plain Bearings Anti Acid And Anti Alkali

ZHEJIANG TOP BEARINGS CO., LTD.

Verified Supplier
9 Years
zhejiang, jiaxing
Since 2004
Business Type :
Manufacturer, Distributor/Wholesaler, Exporter, Trading Company, Seller
Total Annual :
1000000-3000000
Employee Number :
100~300
Certification Level :
Verified Supplier
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