hollow matrix for cast-in-situs concrete filling

hollow matrix for cast-in-situs concrete filling

  • CN 101,117,831 A
  • Filed: 09/02/2004
  • Published: 02/06/2008
  • Est. Priority Date: 09/02/2004
  • Status: Active Application
First Claim
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1. hollow die for pouring concrete filling on site, comprise hollow matrix (1), spike (2), spike (2) is arranged on the bottom surface outer wall (3) of hollow matrix (1), outer wall (3) surrounds the hollow matrix (1) that is formed with cavity (4), it is characterized in that described at least one outer wall (3) is the overlapping layers outer wall, preformed layer in the overlapping layers (5) is arranged on the internal layer of outer wall (3), and the skin of outer wall (3) is for now smearing layer (6), and hollow matrix (1) is square hexahedron.

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