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HDPE

HDPE

High-density polyethylene (HDPE)

A polyethylene product with a high density and linear structure, formed by the polymerization of ethylene under certain temperature and pressure conditions using catalysts such as titanium and chromium. Because its synthesis typically occurs under low temperature and low pressure, HDPE is also known as low-pressure polyethylene. Low-density polyethylene (LDPE), on the other hand, is a high-pressure polymerization product with many molecular branches and a loose structure, making it soft and transparent but with poor mechanical strength. High-density polyethylene (HDPE) resin is a white powder or granular product with a density range of 0.941-0.960 g/cm³, a crystallinity higher than 65%, and is non-toxic and non-absorbent. This material has good heat and cold resistance, good chemical stability, high rigidity and toughness, good mechanical strength, and good barrier properties, dielectric properties, and environmental stress cracking resistance.

Plastic Raw Material ABS EVA PP PS LDPE HDPE Polyethylene for Film

Model NO.

06448N

Formula

C2h4n

EINECS

618-339-3

Material

Polyethylene/PE

Usage

General Plastics

Plastic Properties After Heated

Thermoplastic Plastics

Plastic Forming Method

Film Pressure

Color

White

Model No.

Fj00952

Forming Method

Film/Injection/Nblow/Extrusion

Appearance

Milky White Flat and Round

MOQ

1ton

Certificate

SGS COA FDA TDS

Size

Customized

Logo

Multiple Customized

Capacity

800tons/Month

Sample

Free 1-2kg

Transport Package

PP Bag

Specification

25kg/bag

Trademark

China

Origin

China

Production Capacity

5000000000

Packaging & Delivery

Package Size

65.00cm * 45.00cm * 25.00cm

Package Gross Weight

25.000kg

Product Description

High-density polyethylene (HDPE)

A polyethylene product with a high density and linear structure, formed by the polymerization of ethylene under certain temperature and pressure conditions using catalysts such as titanium and chromium. Because its synthesis typically occurs under low temperature and low pressure, HDPE is also known as low-pressure polyethylene. Low-density polyethylene (LDPE), on the other hand, is a high-pressure polymerization product with many molecular branches and a loose structure, making it soft and transparent but with poor mechanical strength. High-density polyethylene (HDPE) resin is a white powder or granular product with a density range of 0.941-0.960 g/cm³, a crystallinity higher than 65%, and is non-toxic and non-absorbent. This material has good heat and cold resistance, good chemical stability, high rigidity and toughness, good mechanical strength, and good barrier properties, dielectric properties, and environmental stress cracking resistance.

Specification

Property

Test Method (ASTM)

Unit

Typical Value / Range

Density

D792

g/cm³

0.951 - 0.955

Melt Flow Rate (MFR)

D1238 (190°C / 2.16 kg)

g/10 min

5.0 - 9.0

Tensile Strength at Yield

D638

MPa

24 - 28

 

Elongation at Break

D638

%

> 500

Flexural Modulus

D790

MPa

1100 - 1300

Hardness, Shore D

D2240

-

65 - 68

Melting Point

D3418

°C

130 - 135

Vicat Softening Temperature

D1525 (10N)

°C

125 - 128

Heat Deflection Temperature 

D648 (0.45 MPa)

°C

80 - 85

Brittleness Temperature

D746

°C

< -80

Drying

Usually not required. If needed: 3-4 hrs at 70-80°C.



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