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429015

Sigma-Aldrich

Polyethylene

Ultra-high molecular weight, average Mw 3,000,000-6,000,000

Synonym(s):

PE

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About This Item

Linear Formula:
H(CH2CH2)nH
CAS Number:
9002-88-4
MDL number:
MFCD00084423
UNSPSC Code:
12162002
PubChem Substance ID:
24866830
NACRES:
NA.23

description

coefficient of friction: 0.20 - 0.25

(Cr-plated steel, 23°C, static, ASTM D 1894)

form

powder

mol wt

average Mw 3,000,000-6,000,000

hardness

52 (Rockwell R, ASTM D 785)

transition temp

softening point 136 °C (Vicat, ASTM D 1525B)
Tm 138 °C (DSC)

density

0.94 g/mL at 25 °C

InChI

1S/C2H4/c1-2/h1-2H2

InChI key

VGGSQFUCUMXWEO-UHFFFAOYSA-N

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Related Categories

Application

Bearings, gears, bushings and other moving parts.

Features and Benefits

Self-lubricating extraordinary wear properties.
Abrasion, corrosion and impact resistance exceeds many conventional materials, including steel and expensive metals and alloys.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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Morteza Meftah et al.
The Journal of bone and joint surgery. American volume, 95(13), 1193-1197 (2013-07-05)
Ceramic femoral heads produce less wear of the opposing polyethylene than do metal femoral heads in wear simulation studies. This is a matched-pair analysis of the wear of ceramic and metal femoral heads on conventional polyethylene in uncemented total hip
Eliandra Mirlei Rossi et al.
Journal of infection in developing countries, 7(3), 229-234 (2013-03-16)
Contaminated sponges might lead to cross-contamination in kitchens since they can transfer microorganisms to surfaces where microorganisms can survive for hours or days and contaminate food. The main objective of this study was to evaluate the transfer and the survival
Jelena Juloski et al.
The journal of adhesive dentistry, 15(2), 123-130 (2013-03-28)
To assess the shear bond strength to unground human enamel (ESBS) and flexural strength (FS) of different reinforcing fibers used in combination with a flowable composite resin. For ESBS testing, 90 human molars were selected and randomly divided into 9
Mahtab Memarpour et al.
The journal of adhesive dentistry, 15(1), 85-91 (2013-03-28)
To evaluate the clinical performance of polyethylene fiber for anterior primary teeth restorations in children after 2.5 years, according to modified Ryge criteria. Fifty-five maxillary incisors with extensive caries in 24 Iranian patients (mean age 4.2 years) were restored. All
Łukasz Krakowxzyk et al.
Medical science monitor basic research, 19, 210-213 (2013-08-22)
The search for new surgical flap techniques and modifications of already existing ones is gaining increasing popularity. Progress in flap designing and harvesting have improved the functional and aesthetic results, especially in head and neck reconstruction. Ten pigs were used
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