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Rubber trim and moulded rubber scrap

Trim, flash and rejects from rubber extrusion and moulding. Whether it is cured or uncured, and which compound it is, decide where it can go.

What it is

Extrusion trim, moulding flash and rejected parts from compounds such as EPDM, natural rubber, SBR and nitrile, sometimes with metal or fabric reinforcement.

Typical sources

  • Automotive seal and weatherstrip extruders
  • Hose and belt makers
  • Moulded rubber part producers

What buyers need to quote

  • Compound type
  • Cured or uncured
  • Metal carriers, fabric or other reinforcement
  • Colour
  • Form and piece size
  • Tonnes per month

Photo tips

  • Cross-section close-ups showing any metal carrier or fabric
  • The whole container
  • Compound labels

What raises its value

  • One compound per lot
  • Cured and uncured kept apart
  • No reinforcement, or reinforcement clearly declared

Common reasons for rejection or downgrade

  • Cured and uncured rubber mixed
  • Hidden metal reinforcement
  • Mixed compounds
  • Dirt and oil

Specifications vary by buyer. The final grade is agreed between you and the buyer against the buyer's specification or recognised industry specifications such as ReMA (formerly ISRI).