Marlex® HMN TR-938

Category: MDPE , Medium Density Polyethylene
Manufacturer: Chevron Phillips Chemical Company LLC
Trademark: Marlex®
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: v7Wkhp_Marlex-HMN-TR-938.pdf
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Marlex® HMN TR-938 is a Medium Density Polyethylene material. It is available in Latin America or North America for rotational molding.

Important attributes of Marlex® HMN TR-938 are:
  • Flame Rated
  • Good UV Resistance
  • Hexene Comonomer
  • High ESCR (Stress Crack Resistant)
  • Impact Resistant

Typical applications include:
  • Automotive
  • Containers
  • Food Contact Applications
  • Marine Applications
  • Outdoor Applications
General Information
Additive
  • UV Stabilizer
Features
  • Good Flow
  • Good Impact Resistance
  • Good UV Resistance
  • Hexene Comonomer
  • High ESCR (Stress Crack Resist.)
Uses
  • Industrial Containers
  • Marine Applications
  • Tanks
Agency Ratings
  • AS/NZS 4020:2005
  • AS/NZS 4766
  • ASTM D 2565
  • ASTM D 4976-PE223
  • FDA 21 CFR 177.1520(c) 3.2a 3
UL File Number
  • E54700
Forms
  • Pellets
Processing Method
  • Rotational Molding
PhysicalNominal ValueUnitTest Method
Density 0.939g/cm³ASTM D1505
Melt Mass-Flow Rate (MFR) (190°C/2.16 kg)3.0g/10 minASTM D1238
Environmental Stress-Cracking Resistance ASTM D1693A
    10% Igepal, Compression Molded, F50 200hr
    100% Igepal, Compression Molded, F50 > 1000hr
Outdoor Suitability f1UL 746C
HardnessNominal ValueUnitTest Method
Durometer Hardness (Shore D, Compression Molded)60ASTM D2240
MechanicalNominal ValueUnitTest Method
Tensile Strength 1(Yield, 3.17 mm, Rotational Molded)17.0MPaASTM D638
Tensile Elongation 2(Break, 3.17 mm, Rotational Molded)700%ASTM D638
Flexural Modulus 3ASTM D790
    2% Secant : 3.17 mm, Rotational Molded 660MPa
    Tangent : 3.17 mm, Rotational Molded 820MPa
ImpactNominal ValueUnitTest Method
ARM Impact
    -40°C, 3.20 mm 95.0J
    -40°C, 6.35 mm 237J
ThermalNominal ValueUnitTest Method
Deflection Temperature Under Load ASTM D648
    0.45 MPa, Unannealed, 3.17 mm, Rotational Molded 62.0°C
    1.8 MPa, Unannealed, 3.17 mm, Rotational Molded 42.0°C
Brittleness Temperature -75.0°CASTM D746A
Vicat Softening Temperature 117°CASTM D1525 4
Peak Melting Temperature 128°CASTM D3418
Peak Crystallization Temperature (DSC) 113°CASTM D3418
FlammabilityNominal ValueTest Method
Flame Rating HBUL 94
Note Message
1 .Type IV, 51 mm/min
2 .Type IV, 51 mm/min
3 .13 mm/min
4 .Rate A (50°C/h), Loading 1 (10 N)
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