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RenCast® Polyurethane Elastomers Specifications

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Mix Ratio
Resin:Hrd'nr.
(By Wt.)

Mix Ratio
Resin:Hrd'nr.
(By Vol.)

Color

Mixed
Viscosity (cps)
(5 min. @ 77°F)

Hardness
(Shore)

Gel
Time
(min.)

Density
(g/cc)

Vol. Wt. Ratio
(cu. in. / lb.)

Tensile
Strength
(psi)

Elongation
(%)

Tear
Strength
(ppi)

Shrink *
(in. / in.)

RenCast 6400-1

10:100

9:100

Off White

1,300

52A

30

1.04

26.6

1,260

420

112

0.001

RenCast 6401-1

25:100

22:100

Off White

1,000

65A

20

1.07

25.9

1,820

340

171

0.0005

RenCast 6402-1

35:100

31:100

Off White

900

82A

20

1.08

25.6

2,200

320

180

0.001

RenCast 6403-1

50:100

44:100

Off White

800

92A

15

1.1

25.2

2,500

240

470

0.001

RenCast 6405

100:100

90:100

White

240

75D

20

1.07

25.9

5,300

13.3

300

0.0029

RenCast 6410-1

100:100

93:100

Off White

1,200

37A

30

1.04

26.6

505

330

74

0.003

RenCast 6411

70:100

100:100

Gray

10,500

65D

24

1.28

21.6

1,800

150

500

0.0005

RenCast 6418-1

32:100

-

Brown

8,500

30 - 35A

14-18

1.125

24.61

-

-

-

-

RenCast 6419

100:80

100:85

Off White

250

85D

20

1.25

22.1

10,000

6.7

-

0.0023

RenCast 6420

100:100

95:100

Clear

1,200

77D

30

1.1

25.4

4,700

50

500

0.002

RenCast 6430

100:50

100:52

White

200

75D

20

1.14

24.3

5,900

13

425

0.0024

RenCast 6434

25:100

25:100

Lt. Amber

500

35 - 40A

17

1.16

24

1,100

500

120

-

RenCast 6442

100:100

100:94

Lt. Amber

1,600

85A

28

1.09

25.39

2,100

525

290

0.001

RenCast 6443

100:60

100:60

Lt. Amber

2,450

95A

18

1.06

26.12

3,500

475

375

0.001

RenCast 6444

100:60

100:60

Lt. Amber

2,500

60D

27

1.05

26.4

3,400

325

550

0.001

RenCast 6463 Slow

100:100

100:100

Clear

500

79

18-25

1.09

-

4,800

-

-

-

RenCast 6470

80:100

-

Off White

250-500

86D

60-80

1.23

22.5

4,700

1.3

-

0.0017

RenCast 178-59-1

36:100

50:100

Red Brown

4,000

88D

20

1.61

17.19

5,500

-

-

0.001

RenCast TDT-178-88/
Ren 6444

100:60

100:60

Red

2,500

60D

27

1.05

26.4

3,400

325

550

0.001

ASTM

 

 

 

D-2393

D-2240

D-2471

D-792

D-792

D-412

D-638

D-624

D-2566

 

For comparison, you may also want to check out:
  Freeman Polyurethane Elastomers
  RenCast Fast Polyurethane Elastomers
  RenPIM Parts In Minutes Rapid-Prototyping Polyurethanes

 

 

 
 

 

 

 

 


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