HDPE Specification Sheet

HIGH DENSITY POLYETHYLENE (SMOOTH HDPE) — SPECIFICATION SHEET

PROPERTY	TEST METHOD	GAUGE (NOMINAL)

Thickness, Mils (mm) / Min. average	ASTM D5199	30 (0.75)	40 (1.0)	60 (1.5)	80 (2.0)	100 (2.5)

Density, g/cc (Min.)	ASTM D 1505	0.94	0.94	0.94	0.94	0.94

Flow Index, g/10 min. (Max)	ASTM D 1238, 2.16kg at 190°C	0.3	0.3	0.3	0.3	0.3

Minimum Tensile Properties (Each Direction — Typical)	ASTM D 638 Typeiv Dumbbell at 2ipm
1. Strength at Break, N/mm		21	28	41	55	69
2. Strength at Yield, N/mm		13	17	26	34	43
3. Elongation at Break, %		700	700	700	700	700
4. Elongation at Yield, %		13	13	13	13	13

Tear Resistance, N	ASTM D 1004 Die C	98	133	200	267	334

Dimensional Stability, % change max.	ASTM D 1204
(Each Direction)	100°C 1 hour	±2	±2	±2	±2	±2

Carbon Black Content, %	ASTM D 1603	2.0−3.0	2.0−3.0	2.0−3.0	2.0−3.0	2.0−3.0

Carbon Black Dispersion	ASTM D 5596	See Notes below

Oxidative Induction Time, Minutes	ASTM D 3895, 200°C, Pure 02 1atm	100	100	100	100	100

High Pressure OIT, Min. %	ASTM D 5885 retained after 90 days	80	80	80	80	80

Puncture Resistance, N	ASTM D 4833	240	320	480	641	801

Stress Crack Resistance. Min	ASTM D 5387 — Appendix	200	200	200	200	200

Notes:

Carbon black dispersion for 10 different views: Minimum of 5 in Category
1 and 2 Minimum of 8 in Category 1, 2 and 3.

All 10 in Category 1, 2, 3, and 4 (i.e. none in Category 5) All values are
nominal test results, except when specified as minimum or maximum.

These specifications are offered as an informational guide for consideration
to assist engineers with their specifications.

PROPERTY	TEST METHOD	NOMINAL VALUES

Thickness	ASTM D 5199	1.00mm ±7%	0.50mm ±7%	0.75mm ±7%
Specific Gravity	ASTM D 792 Method A	0.91 ±0.02	0.91 ±0.02	0.91 ±0.02
Weight	AS 2324.D	910 ±60gsm	455 ±30gsm	680 ±45gsm

Tensile Strength L & T	ASTM D 882 Method A	15.0 MPa min	15.0 MPa min	15.0 MPa min

Elongation at Break L & T	ASTM D 882 Method A	700% min	700% min	700% min

Tear Strength L & T	ASTM D 1004	50.0 N/mm min	50.0 N/mm min	50.0 N/mm min

Water Absorption @23 deg C. @ 1 day	ASTM D 570	±1% max	±1% max	±1% max

Dimensional Stability 1hr @ 82 deg C. L & T	ASTM D 1204	±1% max	±1% max	±1% max

Heat Ageing @ 70 deg C. for 14 days
(a) Tensile Strength L & T	ASTM D 882 Method A	12.8 MPa min	12.8 MPa min	12.8 MPa min
(b) Elongation at Break L & T	ASTM D 882 Method A	595% min	595% min	595% min

Ozone Resistance @ 40 deg C	ASTM D 1149	No cracks	No cracks	No cracks

Cold Crack Resistance	ASTM D 1790/B	–40°C	–40°C	–40°C

Environmental Stress Crack Resistance	ASTM D 1693	Pass 3,000 hrs	Pass 3,000 hrs	Pass 3,000 hrs

Large Scale Multiaxial (300mm)	ASTM D 5617	180% min	180% min	180% min

Large Scale Critical Cone Height (300mm)	ASTM D 5514	90mm min	90mm min	90mm min

UV Resistance	DIN 53 3871A	Pass 6,000 hrs	Pass 6,000 hrs	Pass 6,000 hrs

Puncture Resistance	ASTM D 4833	150N min	100N min	125N min

Hydrostatic Resistance	ASTM D 751 Method A	650KPa	500 KPa	575 KPa

PROPERTY	TEST METHOD	NOMINAL VALUES

Guage	ASTM D5193 Para 8.1.3	0.45mm ± 7%	0.50mm ± 7%	0.75mm ± 7%

Specific Gravity	ASTM D792 Method A	1.30 ± 0.02	1.30 ± 0.02	1.30 ± 0.02

Breaking Strength	ASTM D882 Method A	L14MPa min T14MPa min	L14MPa min T14MPa min	L14MPa min T14MPa min

Elongation at Break	ASTM D882 Method A	L275%min L275%min	L275%min L275%min	L275%min L275%min

Modulus at 100% elongation	ASTM D882 Method A	L7MPa min T7MPa min	L7MPamin T7MPa min	L7MPamin T7MPa min

Crescent Tear Strength	ASTM D1004	L45 N/mm min T45 N/mm min	L45N/mm min T45 N/mm min	L45 N/mm min T45 N/mm min

Dimensional Stability	ASTM D1204	L±5% max T±5% max	L±5% max T±5% max	L±5L max T±5% max

Water Extraction	ASTM D1289	0.25% max	0.35% max	0.35% max
(Modified as per Appendix A.NSF54)

Volatile Loss	ASTM D1203 Method A	1.0% max	0.9% max	0.7% max