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2 PART ADDITION CURE
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| RTV630 |
RTV662 |
RTV664 |
RTV668 |
| Technical Data Sheet |
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| Features |
High tear resistance, excellent durability. |
Highest durometer and long work life. Ideal for embossing, release rolls and large molds. |
High durometer and good dimensional stability. Excellent chemical and abrasion resistance. May be best suited for high production on manufacturing lines. |
High durometer and good dimensional stability. May be best suited for sulfur resistance. May be best suited for casting with masters made of pine, oak and elm. |
| Typical Applications (include but not limited to) |
Art reproduction; Prototyping |
Architectural and Furniture Molding |
Architectural and Furniture Molding; Prototyping |
Architectural and Furniture Molding |
| Catalyst |
RTV630B Mixed at 10:1 wt. % |
RTV662B Mixed at 10:1 wt. % |
RTV664B Mixed at 10:1 wt. % |
RTV668B Mixed at 10:1 wt. % |
| Color |
Beige (base)
Blue (catalyst)
Blue (mixed) |
Beige (base)
Blue (catalyst)
Blue (mixed) |
Beige (base)
Blue (catalyst)
Blue (mixed) |
Beige (base)
Green (catalyst)
Green (mixed) |
| Viscosity (cps) |
160,000 (base)
6,000 (catalyst)
150,000 (mixed) |
150,500 (base)
5,000 (catalyst)
120,000 (mixed) |
160,000 (base)
6,000 (catalyst)
110,000 (mixed) |
151,000 (base)
3,800 (catalyst)
120,000 (mixed) |
| Useful Temperature Range |
-51 to 205°C (-60 to 400°F) |
-60 to 200°C (-75 to 392°F) |
-60 to 200°C (-75 to 392°F) |
-60 to 200°C (-75 to 392°F) |
| Specific Gravity |
1.29 (base) 1.07 (catalyst) |
1.28 (base) 1.05 (catalyst) |
1.28 (base) 1.05 (catalyst) |
1.28 (base) 1.05 (catalyst) |
| Work Life |
4 hours |
4 hours |
2 hours |
2 hours |
| Pot Life |
– |
5 hours |
3 hours |
2.5 hours |
| Demold Time (hours) |
– |
24 |
18 |
24 |
| Hardness, Shore A Durometer |
60 (24 hours) |
68 (36 hours) |
62 (36 hours) |
62 (36 hours) |
| Tensile (psi) |
820 |
1015 |
933 |
1041 |
| Elongation (%) |
250 |
235 |
245 |
240 |
| Tear Strength (lb/in) |
110 |
136 |
122 |
100 |
| Linear Shrinkage (%) (24 hrs, 7 days) |
0.8 |
< 0.2 |
< 0.2 |
< 0.2 |
| Cure Time 25°C |
24 hours |
24 hours |
24 hours |
24 hours |
| 65°C |
4 hours |
4 hours |
4 hours |
4 hours |
| 100°C |
1 hour |
1 hour |
1 hour |
1 hour |
| 150°C |
15 minutes |
15 minutes |
15 minutes |
15 minutes |
