K-B Joint, developed as a crack-inducing joint unit, shall demonstrate its superior capabilities for crack control, provision of structures with high quality, and improvement in durability.
◆ A big image can be seen by clicking the photograph. ◆
■Feature1：Outstanding Workability
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Simple installation at the time of formwork erection.
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Simply break off the fixing shaft after formwork removal.
■Feature2：Superior Durability
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The unit can remain buried in the concrete structure after formwork removal.(Left picture: 10 years after installation)
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No filling work required for the voids.
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Long-term durability is realized without an anxiety of exfoliation.
■Feature3：Adjustable Void Rates
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Amount of void can be adjusted by K-B Joint and the inducing iron plate.
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Intensive control of crack can be realized by appropriate arrangement of the units.
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Crack inducing iron plate, the adjusting piece, can be fixed easily.
■Feature4：Effectivity for Watertight Structures
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Butyl rubber, which is compatible with concrete, is used as a part of the unit.
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No water leaks even under water pressure of 0.5Mpa.
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Applicable for underground structures.
■Feature5：Beautiful Color
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Harmonious color with the concrete not to disfigure structures.
※When you click a photograph, you can look at a big image.
K-BJOINT
