| 摘要 |
The shuttering is for sections (1) detachable from each other, each comprising a rigid frame (2) in which shuttering components (3) are inserted. The plank-type components are of tough elastic material, and contain diverging air passages (5, 9). The inner ones (5) allow escape of air and liquid from the concrete when pouring. USE/ADVANTAGE - For concrete and reinforced-concrete structures. Avoids formation of air pockets.
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