Black ABS → Natural ABS

Colour Change through 2 drop Hot Runner
on Sandretto Mega 750 Tonnes

The Process

Black ABS removal with BBU ABS


First moulding using HR Blitz AF


First four parts moulded with HR
Blitz AF


HR Blitz AF part in situ



Normal results:

  • 50 kg Nat ABS to clean the barrel
  • 1,200 parts moulded with Nat ABS
  • Resulting in 300 good parts (75% scrap)
  • 9hrs 25min to produce 300 parts

Aquapurge results:

  • 12 kg BBU ABS to clean barrel
  • 25 kg HR Blitz AF moulded
  • 25 kg Nat ABS to clear purge
  • 1 hr 15 min purging
  • 2 hrs 30 min to produce 300 parts

You can also read this case Study here