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Celanex® 2004-2 60/2078

Technical Datasheet | Supplied by Celanese
Celanex® 2004-2 60/2078 by Celanese is an unreinforced, impact modified, polybutylene terephthalate (PBT) with semi-crystalline structure. It contains an internal lubricant. It exhibits excellent flowability, toughness, high strength, rigidity, low creep even at high temperatures.
  • It provides rapid crystallization, fast cycle time, paintability, good electrical properties, no environmental stress cracking, good weathering resistance, very good low friction and wear resistant properties.
  • Offers excellent dimensional stability, low moisture absorption and powerful insulation resistance, along with resistance to a wide range of chemicals, solvents, oils and greases.
  • Celanex® 2004-2 60/2078 can be processed using injection molding.
  • Recommended for electrical connectors containing latches.
  • It complies with the PFOS, PFOA, and RoHS regulations.
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Product Type
Polyester > PBT
Physical Form
Pellets
Product Status
COMMERCIAL

Celanex® 2004-2 60/2078 Properties

Mechanical Properties

Value & Unit
Test Condition
Test Method
Nominal Tensile Strain at Break
37 %
(50 mm/min) 
ISO 527-2-1A
Flexural Modulus
2300 MPa
(At 23°C) 
ISO 178
Flexural Strength
69 MPa
(At 23°C) 
ISO 178

Celanex® 2004-2 60/2078 Processing Guidelines

Injection Properties

Value & Unit
Test Condition
Test Method
Feed Temperature
230 - 240 °C
Flow Front Velocity
300 mm/sec
Hopper Temperature
20 - 50 °C
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