Overview of materials for Low Density Polyethylene (LDPE), Extrusion Grade

Category	Polymer , Thermoplastic , Polyethylene (PE) , LDPE , Low Density Polyethylene (LDPE), Extrusion Grade
Manufacturer
Trade Name
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Overview of materials for Low Density Polyethylene (LDPE), Extrusion Grade.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

This property data is a summary of similar materials in the MatWeb database for the category "Low Density Polyethylene (LDPE), Extrusion Grade". Each property range of values reported is minimum and maximum values of appropriate MatWeb entries. The comments report the average value, and number of data points used to calculate the average. The values are not necessarily typical of any specific grade, especially less common values and those that can be most affected by additives or processing methods.

Physical Properties	Metric	English	Comments
Density	0.915 - 0.939 g/cc	0.0331 - 0.0339 lb/in³	Average value: 0.920 g/cc Grade Count:72
Moisture Vapor Transmission	0.410 - 0.410 cc-mm/m²-24hr-atm @Temperature 37.8 - 37.8 °C	1.04 - 1.04 cc-mil/100 in²-24hr-atm @Temperature 100 - 100 °F	Average value: 0.410 cc-mm/m²-24hr-atm Grade Count:1
	0.410 - 0.410 cc-mm/m²-24hr-atm @Thickness 0.0254 - 0.0254 mm	1.04 - 1.04 cc-mil/100 in²-24hr-atm @Thickness 0.00100 - 0.00100 in	Average value: 0.410 cc-mm/m²-24hr-atm Grade Count:1
Water Vapor Transmission	0.260 - 20.0 g/m²/day	0.0167 - 1.29 g/100 in²/day	Average value: 15.8 g/m²/day Grade Count:10
Environmental Stress Crack Resistance	18.0 - 10000 hour	18.0 - 10000 hour	Average value: 2760 hour Grade Count:4
Oxidative Induction Time (OIT)	>= 40.0 min @Temperature 200 - 200 °C	>= 40.0 min @Temperature 392 - 392 °F	Average value: 40.0 min Grade Count:1
Thickness	25.0 - 150 microns	0.984 - 5.91 mil	Average value: 54.3 microns Grade Count:24
Melt Flow	0.180 - 16.0 g/10 min	0.180 - 16.0 g/10 min	Average value: 5.81 g/10 min Grade Count:58
Base Resin Melt Index	0.330 - 7.00 g/10 min	0.330 - 7.00 g/10 min	Average value: 2.98 g/10 min Grade Count:14

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	42.0 - 57.0	42.0 - 57.0	Average value: 48.6 Grade Count:21
Tensile Strength, Ultimate	9.00 - 18.0 MPa	1310 - 2610 psi	Average value: 11.4 MPa Grade Count:28
Tensile Strength, Yield	7.60 - 12.0 MPa	1100 - 1740 psi	Average value: 9.81 MPa Grade Count:21
Film Elongation at Break, MD	190 - 490 %	190 - 490 %	Average value: 297 % Grade Count:31
Film Elongation at Break, TD	220 - 900 %	220 - 900 %	Average value: 519 % Grade Count:31
Elongation at Break	226 - 650 %	226 - 650 %	Average value: 533 % Grade Count:28
Modulus of Elasticity	0.152 - 0.290 GPa	22.0 - 42.1 ksi	Average value: 0.204 GPa Grade Count:9
Flexural Modulus	0.0700 - 0.276 GPa	10.2 - 40.0 ksi	Average value: 0.199 GPa Grade Count:13
Secant Modulus, MD	0.0830 - 1.28 GPa	12.0 - 185 ksi	Average value: 0.232 GPa Grade Count:19
Secant Modulus, TD	0.124 - 1.18 GPa	18.0 - 171 ksi	Average value: 0.254 GPa Grade Count:19
Elmendorf Tear Strength MD	250 - 600 g	250 - 600 g	Average value: 465 g Grade Count:10
Elmendorf Tear Strength TD	55.0 - 500 g	55.0 - 500 g	Average value: 284 g Grade Count:12
Elmendorf Tear Strength, MD	2.50 - 12.0 g/micron	63.5 - 305 g/mil	Average value: 8.19 g/micron Grade Count:21
Elmendorf Tear Strength, TD	2.20 - 7.00 g/micron	55.9 - 178 g/mil	Average value: 4.71 g/micron Grade Count:22
Dart Drop	2.00 - 11.0 g/micron	50.8 - 279 g/mil	Average value: 3.48 g/micron Grade Count:24
Dart Drop Test	64.0 - 650 g	0.141 - 1.43 lb	Average value: 212 g Grade Count:13
Hot Tack Strength	225 g/25 mm	225 g/in	Average value: 225 g/25 mm Grade Count:3
Film Tensile Strength at Break, MD	11.0 - 78.5 MPa	1600 - 11400 psi	Average value: 23.6 MPa Grade Count:31
Film Tensile Strength at Break, TD	10.0 - 53.9 MPa	1450 - 7820 psi	Average value: 18.9 MPa Grade Count:31
Heat Seal Strength	1400 g/25 mm	3.09 lb/in	Average value: 1400 g/25 mm Grade Count:3

Thermal Properties	Metric	English	Comments
Melting Point	104 - 113 °C	219 - 235 °F	Average value: 108 °C Grade Count:11
Vicat Softening Point	84.0 - 128 °C	183 - 262 °F	Average value: 91.9 °C Grade Count:44
Brittleness Temperature	-76.0 - -60.0 °C	-105 - -76.0 °F	Average value: -72.0 °C Grade Count:4

Optical Properties	Metric	English	Comments
Haze	5.00 - 17.0 %	5.00 - 17.0 %	Average value: 7.90 % Grade Count:21
Gloss	10.0 - 78.0 %	10.0 - 78.0 %	Average value: 59.2 % Grade Count:13

Electrical Properties	Metric	English	Comments
Dielectric Constant	2.27 - 2.29	2.27 - 2.29	Average value: 2.28 Grade Count:3
Dissipation Factor	0.0000400 - 0.000100	0.0000400 - 0.000100	Average value: 0.0000640 Grade Count:3

Processing Properties	Metric	English	Comments
Processing Temperature	200 - 340 °C	392 - 644 °F	Average value: 275 °C Grade Count:3
Adapter Temperature	204 - 221 °C	400 - 430 °F	Average value: 214 °C Grade Count:3
Die Temperature	204 - 221 °C	400 - 430 °F	Average value: 214 °C Grade Count:3
Melt Temperature	149 - 327 °C	300 - 620 °F	Average value: 214 °C Grade Count:42

Users viewing this material also viewed the following: