HDPE Formosa Chemicals 7200

HDPE Formosa Chemicals 7200 Resin

Material Introduction: HDPE Formosa Chemicals 7200 is a versatile injection‑molding‑specialized high‑density polyethylene. Characterized by high flowability, high gloss, good pigmentability and short molding cycle, it is widely used in multiple industries.

Main Applications

Daily consumer goods: household basins, cutting boards, toys, plastic chairs, plastic labels, decorations.

Packaging containers: thin‑wall containers, bottles (medicine bottles, cosmetic bottles), food‑grade containers.

Electrical & electronic components: certain electrical‑electronic parts.

Physical Properties

Performance Category	Test Item	Test Condition	Test Standard	Value / Range	Unit
Basic Properties	Density	23℃	ASTM D1505	0.955	g/cm³
	Melt Flow Rate	190°C / 2.16 kg	ASTM D1238	22	g/10 min
Mechanical Properties	Tensile Yield Strength	‑	ASTM D638	27.9 (or 285)	MPa (kg/cm²)
	Tensile Strength at Break	‑	ASTM D638	14.7 (or 150)	MPa (kg/cm²)
	Elongation at Break	‑	ASTM D638	700	%
	Hardness	‑	ASTM D2240	67	Shore D
	Izod Notched Impact Strength	‑	ASTM D256	3.5	kg·cm/cm
	Tensile Impact Strength	‑	ASTM D1822	93.2	kJ/m²
Thermal Properties	Vicat Softening Temperature	‑	ASTM D1525	125	℃
	Melting Point	‑	ASTM D1525	133	℃
	Brittleness Temperature	‑	ASTM D746	＜‑70	℃

Processing Parameters

Processing Parameters	Recommended Range	Remarks
Barrel Temperature	180~260℃	For higher‑molecular‑weight grades: 200~250℃ is preferred
Mold Temperature	50~95℃	Affect cooling rate and surface finish of finished parts
Injection Pressure	700~1050 bar	Approx.70‑105 MPa
Injection Speed	High‑speed injection	‑
Runner Diameter	4~7.5 mm	Keep runner length as short as possible
Gate Length	≤0.75 mm	Various gate types are applicable

Disclaimer: All above data is for reference only.