Common plastic parameters

May 9, 2026

English Item	PE	PP	PP	ABS	PC	PA6	PA66	PET	PBT	Unit
General Abbreviation	PE	PP	PP	ABS	PC	PA6	PA66	PET	PBT
Amorphous / Semi-Crystalline (A/SC)	SC	SC	A	A	A	SC	SC	A/SC	SC
Density at Room Temperature	0.92–0.96	0.91–0.93	1.05	1.06–1.19	1.20	1.14	1.14	1.35	1.30	g/cm³
Density at Processing Temperature	0.72–0.76	0.72–0.74	0.95	0.95–1.05	1.08	0.98				g/cm³
Pre-drying	No	No	No	4/100	3/120	4/80	4/80	4/140	4/120	h/°C
Nozzle Flange Temperature	30–50	30–50	30–50	40–60	70–90	60–90	60–90	50–70	50–70	°C
Barrel Temperature, Zone 1	160–250	160–250	160–220	160–180	230–270	230–240	260–290	240–260	230–250	°C
Barrel Temperature, Zone 2	200–300	200–300	180–240	180–230	260–310	230–240	260–290	240–260	240–260	°C
Barrel Temperature, Zone 3	220–300	220–300	210–280	210–280	280–310	240–250	280–290	250–290	250–260	°C
Barrel Temperature, Zone 4	220–300	220–300	210–280	210–260	280–310	240–250	280–290	250–290	250–260	°C
Nozzle Temperature	220–300	220–300	220–280	210–260	300–320	230–240	280–290	250–290	250–260	°C
Mold Surface Temperature	20–60	20–70	15–30	40–80	80–110	60–100	60–100	120–140	60–80	°C
Back pressure of the screw	50–200	50–200	50–100	50–100	100–150	20–80	20–80	50–100	50–100	bar
Maximum line temperature of the screw	1.2	1.2	1.2	0.6	0.6	1.0	1.0	0.5	0.7	m/s
Melt Flowability (+ / O / -)	+	+	+	O	O/-	+/O	+/O	O	-