CONTINUUM™ DGDA-2502 NT

Category: HDPE , Bimodal Polyethylene Resin
Manufacturer: The Dow Chemical Company
Trademark: CONTINUUM™
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: Z38Tx3_CONTINUUM-DGDA-2502-NT.pdf
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Message
CONTINUUM™ DGDA-2502 NT Bimodal Polyethylene Resin is produced using UNIPOL™ II process technology. This product may be utilized for pipe applications where long-term hydrostatic strength combined with outstanding resistance to slow crack growth, rapid crack propagation, and high melt strength is desired. Suitable applications include natural gas distribution pipes, large diameter industrial piping, mining, sewage, and municipal water service lines. DGDA-2502 NT has excellent processability for the full range of pipes sizes and wall thicknesses to include heavy wall pipe.

Industrial Standards Compliance:
ASTM D 3350: cell classification
  • Natural - PE445574A
  • Black - PE445574C (see Notes 1 & 2)
Plastics Pipe Institute (PPI): TR-4
  • Natural Pipe - CONTINUUM™ DGDA-2502 NT
  • ASTM PE4710 pipe grade - 1600psi HDB,1000psi HDS @ 73oF, and 1000psi HDB @ 140oF
  • Black Pipe - CONTINUUM DGDA-2502 BK (see Notes 1 & 2)
  • ASTM PE4710 pipe grade - 1600psi HDB, 1000psi HDS @ 73oF, and 1000psi HDB @ 140oF
NSF International : Standard 14 & 61
  • Natural Pipe - DGDA-2502 NT
  • Black Pipe - DGDA-2502 BK (see Notes 1 & 2)
Consult the regulations for complete details.

Notes:
(1) The first five numbers of the cell classification are based on natural resin. The last number and letter are based on black resin (natural resin plus 6.5% DFNF-0092).
(2) Natural resin extruded under proper conditions with carbon black masterbatch DFNF-0092 (6.5%).
General Information
Additive
  • Processing Aid
Forms
  • Pellets
Processing Method
  • Profile Extrusion
PhysicalNominal ValueUnitTest Method
Density ASTM D1505
    Natural 0.949g/cm³
    Black 10.959g/cm³
Melt Mass-Flow Rate (MFR) ASTM D1238
    190°C/2.16 kg 0.040g/10 min
    190°C/21.6 kg 12g/10 min
HardnessNominal ValueUnitTest Method
Durometer Hardness (Shore D)61ASTM D2240
MechanicalNominal ValueUnitTest Method
Tensile Strength ASTM D638
    Yield > 24.1MPa
    Break > 32.1MPa
Tensile Elongation ASTM D638
    Yield > 16%
    Break > 500%
Flexural Modulus 2924MPaASTM D790B
Resistance to Rapid Crack Propagation, Pc - S-4 3(0°C)> 12.0barISO 13477
Resistance to Rapid Crack Propagation, Tc - S-4 (5 bar) 4-1°CISO 13477
Slow Crack Growth PENT - 2.4 MPa (80°C)> 10000hrASTM F1473
ThermalNominal ValueUnitTest Method
Thermal Stability > 220°CASTM D3350
Deflection Temperature Under Load (0.45 MPa, Unannealed)72.8°CASTM D648
Brittleness Temperature < -75.0°CASTM D746A
Vicat Softening Temperature 127°CASTM D1525
Melting Temperature (DSC) 113°CInternal Method
Note Message
1 .Natural resin extruded under proper conditions with carbon black masterbatch DFNF-0092 (6.5%).
2 .Method I (3 point load)
3 .Pipe diameter of 10 inch IPS (25.4 cm) and Standard Diameter Ratio (SDR) 11.
4 .Pipe diameter of 10 inch IPS (25.4 cm) and Standard Diameter Ratio (SDR) 11.
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