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热塑性聚氨酯材料的比较

 

 


  

 

  Polyurethane
(Ether Based)

  Polyurethane
(Ether Based)

 Polyurethane
(Ether Based)

  Polyurethane
(Ether Based)

 Polyurethane
(Ester Based)

  Polyurethane
(Ester Based)

 

Shore Value for Hardness

(ASTM D-2240)

 85A

 90A

50D

55D

90A

50D

 

Specific Gravity

(ASTM D-792)

 1.12

1.13

1.16

1.16

1.21

1.23

 

Ultimate (Psi)

Tensile Strength

(ASTM D-412)

 5200

5400

8700

8400

8000

7350

 

Ultimate Elongation (%)

(ASTM D-412)

 530

460

410

410

450

510

 

Tear Strength

Die “C” (PLi)

(ASTM D-624)

 630

730

810

810

600

930

 

Taber Abrasion Resistance

(ASTM D-1044)

 30mg

 

45mg        

 

 

2.0 mg / 1000 cycles  (CS-17)

ASTM D-3389

 

3.5 mg / 1000 cycles  (CS-17)

ASTM D-3389

 

2.6 mg / 1000 cycles  (CS-17)

ASTM D-1044

 

 

2.5 mg / 1000 cycles  (CS-17)

ASTM D-1044

 

Vicat Softening Temperature (°C)

(ASTM D-1044)

 100

120

129

129

92

131

 

Glass Transition Temperature

(DSC), °C

 -38

-35

-33

-36

-3

-22

 

 Note:

    • 上面显示的值是典型值,不应该被解释为规格。
    • 挤塑板的用户应该对自己的商业化生产的样品确认业绩表现。
    • 据我们所知所表示的信息是准确的,但没有任何担保和/或由于所载的信息承担任何责任。