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R series


Wellthane™ R series

Characteristics: 

R series are polyether based thermoplastic polyurethane. They exhibit excellent mechanical properties, hydrolytic resistance, fungus resistance, and low temperature performance properties. 


Selection Guide: 

Properties

Standard

Unit

R70

R75

R80

R85

R88

R90

R95

R55D

R65D

R180

R190

Density

ASTM D792

g/cm3

1.10

1.10

1.10

1.11

1.11

1.12

1.14

1.16

1.17

1.20

1.21

Hardness

ASTM D2240

Shore A/D

70/-

75/-

80/-

86/-

88/-

92/-

95/-

-/55

-/65

79/-

89/-

Tensile Strength

ASTM D412

MPa

20

23

28

32

36

39

40

42

42

24

30

100% Modulus

ASTM D412

MPa

5

5

6

7

8

9

13

18

22

300% Modulus

ASTM D412

MPa

9

9

10

12

15

16

26

27

30

Elongation

at Break

ASTM D412

%

700

680

650

600

550

500

480

400

350

800

600

Tear Strength

ASTM D624

kN/m

75

80

85

95

100

110

130

150

180

75

90

Tg

DSC

-60

-55

-46

-45

-40

-36

-34

-30

-25

-36

-18


Applications:

Lay-flat Hose, Fire Hose, Tubes, Flexitank, Fabric Coating, Wire & Cable Jacket, Film & Sheet, Ear Tag, Smart Watch Band etc.

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