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427209

Sigma-Aldrich

Poly(ethylene-co-tetrafluoroethylene)

melt index 11 g/10 min (279°C/49 newton), pellets

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About This Item

Linear Formula:
(CH2CH2)x(CF2CF2)y
CAS Number:
25038-71-5
MDL number:
MFCD00212549
UNSPSC Code:
12162002
PubChem Substance ID:
24866745
NACRES:
NA.23

description

coefficient of friction 0.53 Dynamic, p=110 lbs,
velocity=0.08-0.35 cm/sec

form

pellets

melt index

11 g/10 min (279°C/49 newton)

hardness

50-58 (Rockwell R, ASTM D 785)

refractive index

n20/D 1.3

transition temp

brittleness temperature -125 °C (ASTM D 746)
Tm 250-270 °C (ASTM D 3418)

density

1.73 g/mL at 25 °C (lit.)

SMILES string

C=C.F\C(F)=C(\F)F

InChI

1S/C2F4.C2H4/c3-1(4)2(5)6;1-2/h;1-2H2

InChI key

QHSJIZLJUFMIFP-UHFFFAOYSA-N

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Application

Injection molding and extrusion for wire coatings, tubes, films and monofilaments.

Features and Benefits

Mechanical properties are superior to perfluorinated polymers like PTFE and PFA. Excellent performance over a wide temperature range and good electrical insulating properties over a wide temperature and frequency range.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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