|
|
2 PART CONDENSATION CURE |
| RTV421 |
RTV426 |
RTV430 |
RTV7888-20 |
| |
|
|
Technical Data Sheet |
| Features |
Low durometer, good pour. Good resistance to polyurethane resins. |
Excellent resistance to polyurethane.
Flexible catalyst system. |
High durometer, low viscosity. Can be used/customized with two different catalysts. |
Mid durometer with excellent resistance to polyester. Offers a variety of curing options. |
Typical Applications
( Include but not limited to ) |
Art Reproduction |
Art Reproduction;
Architectural and Furniture Molding |
Art Reproduction |
Art Reproduction;
Architectural and Furniture Molding |
| Catalyst |
Beta 16 Mixed
at 10:1 wt % |
Beta 26 Mixed
at3 wt. % |
Beta 26 Mixed
at 5 wt. % |
Beta 26 Mixed
at 7 wt. % |
Beta 5 Mixed
at 10:1 wt. % |
Beta 11 Mixed
at 10:1 wt. % |
Beta 16 Mixed
at 10:1 wt. % |
Beta 17 Mixed
at 40:1 wt. % |
Beta 18 Mixed
at 10:1 wt. % |
Color
(Final Product) |
Beige (base)
Red (catalyst)
Pink (mixed) |
Beige (base)
Green(catalyst)
Lt. Green (mixed) |
Beige (base)
Green (catalyst) Med. Green (mixed) |
Beige (base)
Green (catalyst)
Dk. Green (mixed) |
White (base)
Red (catalyst)
Pink (mixed) |
White (base)
Blue (catalyst)
Lt. Blue (mixed) |
White (base)
Red (catalyst)
Pink (mixed) |
White (base)
Clear (catalyst)
White (mixed) |
White (base)
Red (catalyst)
Pink (mixed) |
| Viscosity (cps) |
40,000 (base)
30 (catalyst)
29,000 (mixed) |
40,000 (base)
20 (catalyst)
37,000 (mixed) |
40,000 (base)
20 (catalyst)
35,500 (mixed) |
40,000 (base)
20 (catalyst) 32,000 (mixed) |
55,000 (base)
50 (catalyst) 47,000 (mixed) |
55,000 (base)
20 (catalyst)
47,000 (mixed) |
42,584 (base)
30 (catalyst)
30,000 (mixed) |
42,584 (base)
20 (catalyst)
40,000 (mixed) |
42,584 (base)
30 (catalyst)
30,000 (mixed) |
| Useful Temperature Range |
-51 to 205°C
(-60 to 400°F) |
-51 to 205°C
(-60 to 400°F) |
-51 to 205°C
(60 to 400°F) |
-51 to
205°C
(60to400°F) |
-51 to 205°C
(-60 to 400°F) |
-51 to 205°C
(-60 to 400°F) |
-51 to 205°C
(-60 to 400°F) |
-51 to 205°C
(-60 to 400°F) |
-51 to 205°C
(-60 to 400°F) |
| Specific Gravity |
1.29 (base)
0.97 (catalyst)
1.25 (mixed) |
1.10 (base)
1.05 (catalyst) 1.11 (mixed) |
1.10 (base)
1.05 (catalyst) 1.11 (mixed) |
1.10 (base)
1.05 (catalyst) 1.11 (mixed) |
1.08 (base)
1.22 (catalyst)
1.08 (mixed) |
1.08 (base)
0.95(catalyst)
1.06 (mixed) |
1.25 (base)
0.98(catalyst)
1.22 (mixed) |
1.25 (base)
0.95(catalyst)
1.24 (mixed) |
1.25 (base)
0.98(catalyst)
1.22 (mixed) |
| Work Life |
60 minutes |
126 minutes |
68 minutes |
43 minutes |
90 minutes |
70 minutes |
60 minutes |
12 minutes |
60 minutes |
| Pot Life |
90 minutes |
258 minutes |
121 minutes |
76 minutes |
180 minutes |
90 minutes |
90 minutes |
15 minutes |
90 minutes |
Demold Time
(hours) |
12 |
>7 |
4.6 |
3.6 |
14 |
12 |
12 |
1 |
12 |
Hardness, Shore A
(24 hrs / 36 hrs) |
16/18 |
21 |
25 |
28 |
28/30 |
28/30 |
20 |
19 |
14 |
| Tensile Strength (psi) |
530 |
447 |
487 |
546 |
450 |
600 |
500 |
500 |
400 |
| Elongation (%) |
430 |
321 |
309 |
257 |
300 |
360 |
350 |
350 |
400 |
| Tear Strength (ppi) |
130 |
114 |
137 |
118 |
130 |
120 |
130 |
130 |
115 |
Linear Shrinkage
(%, 24 hrs, 7 days) |
0.2 / 0.5 |
0.05 / 0.05 |
0.03 / 0.48 |
0.1 / 1.2 |
0.5 / 1.0 |
0.5 / 1.0 |
0.14 / 0.43 |
0.11 / 0.14 |
0.23 / 0.06 |
| Cure Time 25°C |
24 hours |
24 hours |
24 hours |
12 to 15 hours |
24 hours |
24 hours |
24 hours |
3 to 4 hours |
24 hours |
