Compression molding
These processes use either Sheet Moulding
Compound (SMC) or Bulk Moulding Compound
(BMC).
These compounds combine all together resin, catalyst,
reinforcement, fillers and an internal release agent.
They come as sheets for the SMC or rolls for the BMC.
The compounds are then put in between high
temperature regulated mould parts which are
pressed together to give the compound the
desired form.
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Advantages of the method:
- High cadence and productivity,
- Reduction of styrene emission due to the closed mould,
- Both sides will be smooth,
- The thickness of the parts produced will be even.