Marlex® HMN TR-945
- Chevron Phillips Chemical Company LLC
- Marlex®
- High Density Polyethylene ( HDPE )
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Marlex® HMN TR-945 / HMN TR-945G Polyethylene is the high density polyethylene resin is an ethylene-hexene copolymer tailored for rotational molding applications.
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Documents
Technical data sheetProduct Details
- Manufacturer
Chevron Phillips Chemical Company LLC - Brand
Marlex®
- Plastic Generic Family
Polyethylene (PE) - Plastic Generic Symbol
High Density Polyethylene ( HDPE )
Properties
Attributes
Material Status
Commercial: ActiveFeatures
Ethylene-hexene copolymer | Wide process windows | Good Impact strength | Good flow combined with fair ESCR | Durability | High modulusApplications
ROTO molding | Large tanks | Other high modulus parts | DuctworkPhysical Form
GranulesProcessing Grades
ROTO molding grade | Large tank gradeProcessing Technology
ROTO MoldingIndustry
ROTO molding industryCertifications
ASTM D4976 - PE 233 | FDA 21 CFR 177.1520(c) | FMVSS.302 burn test | Long term UV stabilization – ASTM 2565 (Cycle 1): greater than UV-20Physical Properties
| Title | Value | Unit | Method | Additional Information | Property Notes |
|---|---|---|---|---|---|
| Melt Flow Index | 6.0 | gm/10 min | ASTM D1238 | - | 190 °C/2.16 kg |
| Durometer Hardness | 63 | ASTM D2240 | - | Type D (Shore D) | |
| Density | 0.945 | gm/cm³ | ASTM D1505 | - | - |
Mechanical Properties
| Title | Value | Unit | Method | Additional Information | Property Notes |
|---|---|---|---|---|---|
| Flexural Modulus | 740 | MPa | ASTM D790 | - | 1 % Secant - 16:1 span:depth, 0.5 in/min |
| Flexural Modulus | 910 | MPa | ASTM D790 | - | Tangent - 16:1 span:depth, 0.5 in/min |
| Elongation @ Break | 460 | % | ASTM D638 | - | 2 in/min, Type IV bar |
| Tensile strength at Yield | 20 | MPa | ASTM D638 | - | 2 in/min, Type IV bar |
| Environmental Stress - Cracking Resistance (ESCR) | 25 | H | ASTM D1693 | - | Condition A (10 % Igepal), F50 |
| Environmental Stress - Cracking Resistance (ESCR) | 70 | H | ASTM D1693 | - | Condition A (100 % Igepal), F50 |
Impact Properties
| Title | Value | Unit | Method | Additional Information | Property Notes |
|---|---|---|---|---|---|
| Impact Strength | 92 | J | ARM Impact | - | 1/8" (3.2 mm) thickness, -40 °C |
| Impact Strength | 223 | J | ARM Impact | - | 1/4" (6.35 mm) thickness, -40 °C |
Thermal properties
| Title | Value | Unit | Method | Additional Information | Property Notes |
|---|---|---|---|---|---|
| VICAT Softening Point | 118 | °C | ASTM D1525 | - | Loading 1, Rate A |
| Brittleness Temperature | -75 | °C | ASTM D746 | - | Type A, Type I specimen |
| Melting point | 130 | °C | ASTM D 3418 | - | - |
| Crystalline Peak Melting Point (Tm) | 113 | °C | ASTM D 3418 | - | - |
| Heat Deflection temperature | 64 | °C | ASTM D648 | - | 66 psi, Method A |
| Heat Deflection temperature | 44 | °C | ASTM D648 | - | 264 psi, Method A |
| Plastic Generic Family | Polyethylene (PE) |
|---|---|
| Plastic Generic Symbol (Sub Group) | HDPE Prime / Virgin Resin |
| Material Status | Commercial: Active |
| Features | Durability, Ethylene-hexene copolymer, Good flow combined with fair ESCR, Good Impact strength, High modulus, Wide process windows |
| Applications | Ductwork , Large tanks, Other high modulus parts , ROTO molding |
| Physical Form | Granules |
| Processing Grades | Large tank grade, ROTO molding grade |
| Processing Technology | ROTO Molding |
| Industry | ROTO molding industry |
| Certifications | ASTM D4976 - PE 233 , FDA 21 CFR 177.1520(c) , FMVSS.302 burn test, Long term UV stabilization – ASTM 2565 (Cycle 1): greater than UV-20 |
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