Reinforced polypropylene/micronized tire rubber polymer compatible with structural foam molding process

A composite material comprising:

• recycled polypropylene material in an amount of about 71 wt. %;
• recycled tire rubber material in an amount of about 5 wt. %;
• a heat stabilizer in an amount of about 0.75 wt. %;
• a coupling agent in an amount of about 1.5 wt. %;
• a flow enhancer in an amount of about 0.03%;
• glass fiber reinforcements in an amount of 20 wt. %;
• and
• a color concentrate in an amount of about 1.5 wt. %.

A part comprising:

• a foam core;
• and
• a composite material covering the foam core, the composite material comprising:
• a recycled polypropylene material in an amount between 50 wt. % and 85 wt. %;
• a recycled tire rubber material in an amount between 2.0 wt. % and 30 wt. %;
• a heat stabilizer in an amount between 0.25 wt. % and 3.0 wt. %;
• a coupling agent in an amount between 1.0 wt. % and 5.0 wt. %;
• and
• reinforcements in an amount between 5.0 wt. % and 40 wt. %.