... sample dyeing machine is suitable for bobbin yarn sample dyeing Computer- Controlled Functions: heating, cooling, inflow, DF252 1-3kg HTHP sample dyeing ... .Motor Power: 2.2kwMax. Temperature: 140°CMax. Pressure: 0.4MPaComputer- Controlled Functions: heating, cooling, inflow, outflow, dosing, return-flowing, stirring, main ...