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  • Rubber Adhesive MF520
    • Trade Name: Penorl™ MF520
    • Chemical name: Hexamethoxymethylmelamine (HMMM) 65% + inert carrier(white carbon black).
    • Other name: Rubber adhesive RA-65, Melamine Resin, Rubber adhesive HMMM65%
    • It is similar to CYREZ® 964.
    • CAS No.: 3089-11-0
    Introduction
    Specification

    Overview:

    1. Rubber adheisve MF520 is methylene donor in bonding system for rubber and steel cord or fabric cord.
    2. Application:
      1. It can promote adhesive force for rubber and steel cord or fabric cord.
    3. 2. Suggested ratio: 2-5 phr Rubber adhesive MF520 with 2-5 phr resorcinol formaldehyde resin(such as R-20 resin).
      Packaging and storage:
      1. In woven bag or paper bag lined with PE film bag, net weight: 25Kg/bag.
    4. 2. Shelf life is one year.

    Appearance
    White powder
    Ash content (850℃)
    29~35
    Water content %
    ≤4.5
    Sieve residue (325 mesh wet-method) % ≤0.3
    Free formaldehyde content % ≤0.1
    Effective constituent content % ≥65
    Heating Loss % ≤4.5

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