SIPOLPRENE® B 4319

SIPOLPRENE® B 4319

DESCRIPTION

Sipolprene® B 4319 is an ether ester thermoplastic elastomer (TPC-ET), specially developed with good breathability properties respect aqueous vapour.

Sipolprene® B 4319 comes in a natural colour, with a nominal hardness of Shore D 44 and a rheological behaviour, which makes it suitable for injection moulding and extrusion processing.

TECHNICAL CHARACTERISTICS

Properties

Test methods

U.M.

Values

ASTM

ISO

Density

D 792

1183

g/cm3

1,21

Hardness instantaneous / 15s

D 2240

868

Shore D

44/41

Strength at break

D 638

527

MPa

27

Elongation at break

D 638

527

%

500

Flexural modulus

D 790

178

MPa

75

Melting temperature

D 3418

11357-3

°C

193

Vicat A/50

D 1525

306

°C

152

Abrasion resistance 

D 1044

(Taber H-18 1Kg)

mg/1000rev

72

Water absorption (23°C x 24 h immersion)

MI 08

%

30

Viscosity - MFI 230°C 2.16 Kg

D 1238

1133

g/10 min

30

Izod impact resistance/notched (23°C)

D 256

180

J/m

No break

Izod impact resistance/notched (-40°C)

D 256

180

J/m

No break

PACKAGING

25 kg bags equipped with an aluminum film barrier against moisture action.
500 kg cardboard octabins equipped with an inner PE liner.

STORAGE

Product is stable for 6 months when stored unopened in its original packaging, kept in a cool and dry place and protected from light. When stocked around 5 – 10°C or below, it is recommended to keep it at 15 – 20°C for at least for 24 hours before using it.

  • Scheda Tecnica:

THIS PRODUCT IS USED IN THE SECTOR:

box titled Automotive       box titled industrial
box titled Personal-care       box titled Sports-Leisure