Light solid composite mandrel

Light solid composite mandrel

  • CN 202,544,184 U
  • Filed: 02/21/2012
  • Issued: 11/21/2012
  • Est. Priority Date: 02/21/2012
  • Status: Active Grant
First Claim
Patent Images

1. compound core of light solid, it is characterized in that:

  • this compound core (5) is made up of inside and outside three layer construction, is respectively polyphenyl inner core (1), fiberglass gridding cloth layer (2) and slurry outer (3) from inside to outside;

    Described compound core (5) stage casing is square, and its two ends are half arc, and compound core (5) is provided with and connects circular hole (4) up and down.

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