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United Tru Blue II

Ethylene Vinyl Acetate - EVA 33% VA

Polymer Type

Thermoplastic

Advantages

Excellent heat seal strength, flexibility and low temperature performance compared with EVA containing 12% or 25% VA.

Disadvantages

Poor tensile strength, resistance to heat deformation, chemical resistance and barrier properties compared with EVA containing 12% or 25% VA.

Typical Properties

Property

Value

Density (g/cm3)

0.95

Surface Hardness

SA65

Tensile Strength (MPa)

10

Flexural Modulus (GPa)

0.007

Notched Izod (kJ/m)

1.06+

Linear Expansion  (/°C x 10-5)

18

Elongation at Break (%)

900

Strain at Yield (%)

N/Y

Max. Operating Temp. (°C)

50

Water Absorption (%)

0.13

Oxygen Index (%)

20

Flammability UL94

HB

Volume Resistivity (log ohm.cm)

16

Dielectric Strength (MV/m)

25

Dissipation Factor 1kHz

0.03

Dielectric Constant  1kHz

3.1

HDT @ 0.45 MPa (°C)

20-

HDT @ 1.80 MPa (°C)

20-

Material. Drying  hrs @ (°C)

NA

Melting Temp. Range (°C)

130 - 190

Mould Shrinkage (%)

2

Mould Temp. Range (°C)

20 -  40

Applications

Cable sheaths, hose, sheet, ring seals, protective caps, clips, cable binders, infusion bottles, lids, all kinds of closures, flexible panels, bellows, rail pads and O-rings.

 

Source : Abstracted from Plascams

For more information on Plascams please visit RAPRA Technology Ltd.

 

Date Added: May 9, 2001 | Updated: Jun 11, 2013
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