... . Siemens invertors 4. Dongguan Motors 5.max foam machine QHF-2009 Horizontal Continuous Auto-foaming Production ... resilience foams, slow resilience foam for shoes, electric foams, brassiere cotton etc. The anti-yellowing degree can ... º , powder amount can be 10% to 250%, the mimimum foam density is 6 to 100. We can train ... the senior foaming technician for factory ...