| 摘要 |
According to the invention, it comprises a body (21) made from a synthesis material which has enhanced mechanical and physico-chemical characteristics, the web (core) (22) of which has a cross section of variable width and at least one inner compartment (23, 24, 25). The body (21) has two flanges (wings) (28, 29) in the form of an L arranged on either side of a vertical mid-plane, the end of which is curved, together delimiting a housing permitting the sliding of a complementary component of a shuttering panel. Application to the construction industry. <IMAGE>
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