Modeling Boards Specifications

Note: All product titles link to the respective product pages.

 
Hardness
Shore D
Density
g/cc
Density
lb./ft.3
Tensile
Strength
(psi)
Compressive
Strength
(psi)
Compressive
Modulus
Elasticity (psi)
Flexural
Strength
(psi)
Flexural
Modulus
(psi)
Glass
Transition
Temp (°F)
Coefficient
Thermal
Expansion
(in./in./°F)
Color
RenShape 440 (discontinued)
54
0.55
34
1,300
1,400
105,000
2,300
106,000
203
34.4 x 10-6
Red Brown
RenShape 5440 (discontinued)
60
0.60
37
1,300
2,900
101,526
2,900
106,000
203
30.5 x 10-6
Lt. Brown
RenShape 450 (discontinued)
65
0.66
41
2,300
2,800
135,000
4,000
144,000
205
36.0 x 10-6
Lt. Brown
RenShape BM-70 (discontinued)
60
0.67
42
1,570
3,600
139,104
4,340
125,770
185
27.7 x 10-6
Lt. Brown
RenShape 5460 (discontinued)
60
0.70
43
1,886
3,625
139,236
4,351
152,000
187
30.5 x 10-6
Lt. Brown
RenShape 460 (discontinued)
64
0.77
48
1,800
2,200
181,000
3,700
185,000
219
29.9 x 10-6
Lt. Brown
55
0.48
30
–
1,740
–
2,174
–
–
18 x 10-6
Apricot
63
0.55
34
–
2,900
–
2,900
–
–
17 x 10-6
Brown
Freeman M-3700 (discontinued)
59
0.59
37
‐
2,538
‐
3,263
–
221
31 x 10-6
Brown
55
0.60
37.5
‐
2,466
‐
2,466
130,534
‐
32.7 x 10-6
Brown
68
0.62
38.7
–
3,480
–
3,916
–
–
18 x 10-6
Lt. Brown
Freeman M-4000 (discontinued)
62
0.64
40
‐
3,989
–
3,989
–
225
31 x 10-6
Brown
70
0.70
43.7
–
3,770
–
4,351
–
–
22 x 10-6
Brown
Freeman M-4400 (discontinued)
69
0.70
43.7
‐
4,714
–
3,989
–
–
26 x 10-6
Lt. Brown
Freeman M-4500 (discontinued)
71
0.72
45
‐
5,076
–
4,360
–
230
27 x 10-6
Lt. Brown
Freeman M-4650 (discontinued)
71
0.75
46.8
‐
5,000
–
5,438
–
230
31 x 10-6
Turquoise
69
0.75
47
‐
4,786
–
5,076
184,198
199
31.1 x 10-6
Turquoise
ASTM
D-2240
D-792
D-792
D-638
D-695
D-695
D-790
D-790
D-4065
D-3386
–
 

Applications

 = Ideal      = Acceptable      = Not recommended

=l296*(1+r296)
440
5440
BM-70
450
5460
460
M-3700
M-4000
M-4400
M-4500
M-4650
CNC Proofing
Models (Architectural, styling, temporary)
Low-density Substructure
Tooling Aids & Fixtures
Intermediate-Temp Master & Lay-up Tools
High-temp master & lay-up tools
Foundry Patterns
Vacuum-Form Molds
Metalforming Tools
 

Machining Specifications

 
Roughing
Speed
(RPM)
Roughing
Feed
(IPM)
Finishing
Speed
(RPM)
Finishing
Feed
(IPM)
RenShape 440 2,000 200 15,000 200
RenShape 5440 2,000 200 15,000 200
RenShape 450 2,000 100 15,000 200
RenShape BM-70 2,000 100 15,000 200
RenShape 5460 2,000 100 15,000 200
RenShape 460 1,600 40 10,000 100
Freeman M-3000 2,000 100 15,000 200
Freeman M-3400 2,000 100 15,000 200
Freeman M-3700 2,000 100 15,000 200
Freeman M-3800 2,000 100 15,000 200
Freeman M-3900 2,000 100 15,000 200
Freeman M-4000 2,000 100 15,000 200
Freeman M-4300 2,000 100 15,000 200
Freeman M-4400 2,000 100 15,000 200
Freeman M-4500 2,000 100 15,000 200
Freeman M-4650 1,600 40 10,000 100
Freeman M-4700 1,600 40 10,000 100

Cutters
Roughing: 1” Ball End mill, 4-Flute, Carbide
Finishing: 5/8” Ball End mill, 2-Flute, Carbide

Depth
Roughing: Varied from 1/4” to 2-1/2” deep with 40% stepover
Finishing: 1/8” deep leaving 0.002” scallop height
Please note: These machining parameters are starting points. Cutter type, material, spindle speed, feed rate, machine power, and rigidity all affect machining results. User must determine best parameters for specific applications.


Matched Adhesives

 
<440
5440
450
BM-70
5460
460
M-3700
M-4000
M-4500
M-4650
Notes
Adhesives
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Low-density polyurethane with good bond strength
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Low-viscosity epoxy with excellent vibration and impact resistance
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Epoxy laminating resin with excellent bond strength and impact resistance
Repair Materials
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Easy to machine polyester repair paste
 
 
Mix Ratio
by weight
Viscosity
(cps)
Gel Time
@ 77°F (min)
Light Handling
Time (hr)
Hardness
(Shore D)
Density
Service
Temp.
Color
Adhesives
1:1
1,500
6-8
4
68
0.9
132°F
Brown
1:1
6,000
20-30
8
70
1.15
300°F
Clear
100:25
700
15-20
24
82
1.17
140°F
Clear
Repair Materials
100:1.5
581,000
10
0.5
71
1.14
128°F
2 options