2 and 4 in. thick (50, 100mm)

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Our 77 Series CleanTop® II Breadboard differs from the 78 Series only in skin thickness. The 1/8" (3 mm) skin offering provides a relatively high level of rigidity with a significant cost reduction. The 77 Series Breadboards are recommended when lighter weight construction is necessary or cost is critical.
Features
Damping Level: Standard
For more information about Dry Damping, Click
Here.
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Levelers Click Here
How to Order
Standard Dry Damping
Size Chart - Basic Part Number
Suffix Chart Hole-Patterns/Laser Ports
| Suffix | Hole Pattern-Threads | Double Density |
Laser Port |
| 00R | No holes | no | no |
| 01R | 1" centers - 1/4-20 | no | yes |
| 02R | 1" centers - 1/4-20 | no | no |
| 11R | 25 mm centers - M6 | no | yes |
| 12R | 25 mm centers - M6 | no | no |
| 01DR | 1" staggered centers-1/4 - 20 | yes | yes |
| 02DR | 1" staggered centers-1/4 - 20 | yes | no |
| 11DR | 25 mm staggered centers-M6 | yes | yes |
| 12DR | 25 mm staggered centers-M6 | yes | no |
| General Specifications | ||
| Core: Steel honeycomb, | ||
| closed-cell, 0.010 in. (0.2mm) thick foil | ||
| Core shear modulus: | ||
| 275,000 psi (19,300 kg/cm2) |
||
| Core cell size: <0.5 in.2 | ||
| (3 cm2) | ||
| Core density: 13.3 lb/ft3 | ||
| (230 kg/m3) | ||
| Flatness: ± 0.005 in. (0.13mm) | ||
| Top
skin: 430 series ferro- magnetic stainless steel |
||
| Sidewalls: Damped, | ||
| formed steel channel, vinyl covered | ||
| Tapped holes: Backed by | ||
| 1
in (25mm) long CleanTop II nylon cups |
||