RapidCast  
RapidCast products are machine dispensable polymers systems designed for low-volume production as well as replicating functional prototypes. This family of products feature low viscosity, fast mold cycle times, and superior physical properties.  

 

Product Name
RC-72DC
RC-79D
RC-82D
RC-250
RC-400
RC-510
RC-555
RC-850
RC-900
Mix Ratio (parts by volume)
100:50
87:100
100:100
100:100
100:100
100:100
100:100
100:100
100:100
Mixed Viscosity (cps)
1200
1000
375
600
1200
700
500
375
425
Gel Time (seconds)
240 ± 60
55 ± 15
50 ± 10
50 ± 10
55 ± 10
50 ± 10
70 ± 10
80 ± 10
80 ± 10
Approx. Demold Time (mins.)
60 ± 30
12 ± 3
12 ± 3
22 ± 7
15 ± 5
25 ± 10
12 ± 2
25 ± 5
12 ± 2
Hardness (Shore D)
75 ± 5
85 ± 5
80 ± 5
80 ± 5
80 ± 5
80 ± 10
80 ± 10
70 ± 10
80 ± 10
Tensile Strength (psi)
10,000
5,200
8,500
10,000
7,000
9,400
6,500
6,500
9,000
Flexural Modulus (psi)
375,000
325,000
285,000
235,000
275,000
350,000
210,000
240,000
375,000
Elongation at Break (%)
2%
5%
13%
10%
5%
5%
9%
8%
4%

Notched Izod Impact (ft.lbs./in.)

N/A
0.6
0.7
1.5
1.1
0.5
1.1
0.7
0.8

Deflection Temp (264psi load)

N/A
87°C
70°C
83°C
64°C
140°C
90°C
90°C
108°C
Color
Water Clear
Amber
Translucent
Black
White
Black
Black
White
Amber
Special Characteristics