haht.product_family: MDPE, haht.material_numbers: , haht.trade_name: K307, haht.conversion_process: Sheet Extrusion; ; , haht.product_name: Polyethylene, haht.content_type: TDS, cpchem.advancedSearch.section:
TDS - K307
For more information and technical
assistance contact:
Chevron Phillips Chemical Company LP
P.O. Box 4910
The Woodlands, TX 77387-4910
800.231.1212
PREMIUM EXTRUSION AND RIGID PACKAGING RESINS
Marlex® K307
MEDIUM DENSITY POLYETHYLENE

This medium density, high molecular weight hexene copolymer is tailored for geomembrane applications that require:
  • Outstanding ESCR
  • Broad fusion range
  • Excellent melt strength
  • Good processability
    • Typical geomembrane applications for K307 include:
  • Landfill liners
  • Gasoline and chemical tank containment liners
  • Tunnel moisture barriers
  • Mine tailing collection projects
    This resin meets these specifications:
  • ASTM D4976 - PE 225
  • GRI-GM13 except carbon black requirements
  • FDA 21 CFR 177.1520(c) 3.1a, use conditions C through G per 21 CFR 176.170(c). Volume of food contacting article must be equal to or greater than 5 gallons.

    • NOMINAL PHYSICAL PROPERTIES (1) English SI Method
      Density --- 0.937 g/cm3 ASTM D1505
      Flow Rate (HLMI, 190/21.6) --- 21.0 g/10 min ASTM D1238
      Tensile Strength at Yield, 2 in/min, Type IV bar 2,900 psi 20 MPa ASTM D638
      Elongation at Break, 2 in/min, Type IV bar 800% 800% ASTM D638
      Flexural Modulus, Tangent - 16:1 span:depth, 0.5 in/min 120,000 psi 830 MPa ASTM D790
      ESCR, Condition B (10% Igepal), F50 >1,500 h >1,500 h ASTM D1693
      ESCR, Condition C (100% Igepal), F50 >1,500 h >1,500 h ASTM D1693
      SP-NCTL >900 h >900 h ASTM D5397
          (Appendix)
      Durometer Hardness, Type D (Shore D) 57 57 ASTM D2240
      Vicat Softening Temperature, Loading 1, Rate A 221°F 105°C ASTM D1525
      Heat Deflection Temperature, 66 psi, Method A 137°F 58°C ASTM D648
      Brittleness Temperature, Type A, Type I specimen <-103°F <-75°C ASTM D746
      Tensile Impact, Type S bar 190 ft•lb/in2 400 kJ/m2 ASTM D1822
    1. The nominal properties reported herein are typical of the product, but do not reflect normal testing variance and therefore should not be used for specification purposes.  Values are rounded.  The physical properties were determined on compression molded specimens that were prepared in accordance with Procedure C of ASTM D4703, Annex A1.
    MSDS #240370 Revision Date July, 2004
    Before using this product, the user is advised and cautioned to make its own determination and assessment of the safety and suitability of the product for the specific use in question and is further advised against relying on the information contained herein as it may relate to any specific use or application. It is the ultimate responsibility of the user to ensure that the product is suited and the information is applicable to the user's specific application. Chevron Phillips Chemical Company LP does not make, and expressly disclaims, all warranties, including warranties of merchantability or fitness for a particular purpose, regardless of whether oral or written, express or implied, or allegedly arising from any usage of any trade or from any course of dealing in connection with the use of the information contained herein or the product itself. The user expressly assumes all risk and liability, whether based in contract, tort or otherwise, in connection with the use of the information contained herein or the product itself. Further, information contained herein is given without reference to any intellectual property issues, as well as federal, state or local laws which may be encountered in the use thereof. Such questions should be investigated by the user.
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