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ENVIRON® ENV39-NC490

1 of 11 products in this brand
ENVIRON® alloy is a unique blend of semi-crystalline polyester (polybutylene terephthalate, or polyethylene terephthalate) and polycarbonate. Our ENVIRON® products offer superior chemical resistance, impact strength, cold temperature impact, good flow, toughness and heat resistance. Enviroplas resin has been the material of choice for custom polycarbonates and polycarbonate alloys, and our ENVIRON® alloy and ENVIRON® PBT grades can be formulated to meet your applications needs including flame retardants, custom colors, impact modifiers, and UV packages to meet your weatherability requirements.

Polymer Name: PC/PBT Alloy

Processing Methods: Injection Molding

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Fillers Included
Polymer Name
Technologies

Features & Benefits

Product Highlights

Enviroplas is more than a polycarbonate manufacturer. We are an engineering resin solutions company. Specialty grades are also available that are reinforced with fiberglass or minerals, such as mica and wollastonite.

ENVIRON® PC/PBT AND PBT product family includes a portfolio of products poised to accommodate highly specific performance criteria and include:

  • Wide range of viscosities
  • FDA and NSF compliant products
  • REACH compliant 
  • UL listed
  • Environmentally-friendly products
  • Recycle Products
  • Impact-Toughness
  • Dimensional Stability
  • Heat Resistance
  • Chemical Resistance
  • High Flow
Features

PBT/PC – Polybutylene Terephthalate/Polycarbonate

Foamable - Injection Molding Grade, Fiberglass Reinforced, Flame Retardant, UV Stabilized, Good Chemical and Heat Resistance, RoHS Compliant

NC490 = To Be Assigned 5 Digit Number Indicating Natural, Black, or Limited Available Custom Color.

Applications & Uses

Plastics & Elastomers Processing Methods

Properties

Physical Form
Physical Properties
ValueUnitsTest Method / Conditions
Specific Gravity (1.14 foamed at 6.0 mm)1.27ASTM D 792
Ash Content7.5%ASTM D 5630
Mold Shrinkage, Linear Flow0.04 - 0.06in/in.ASTM D 955
Mechanical Properties
ValueUnitsTest Method / Conditions
Tensile Strength at Break (6.0 mm)7000.0psiASTM D 638
Flexural Strength (6.0 mm)11600.0psiASTM D 790
Flexural Modulus (6.0 mm)422000.0psiASTM D 790
Thermal Properties
ValueUnitsTest Method / Conditions
Heat Deflection Temp. at 264 psi (6.0 mm)224.0°FASTM D 648
Flammability
ValueUnitsTest Method / Conditions
Flame Rating (Pending UL submission.) (at 3.0 mm)V-0UL 94
Flame Rating (Pending UL submission.) (at 6.0 mm)5VAUL 94
Impact Properties
ValueUnitsTest Method / Conditions
Notched Izod Strength at 73 °F (6.0 mm)3.5ft-lb/in.ASTM D 256
Processing Properties
ValueUnitsTest Method / Conditions
Drying Conditions (min. 3 - 4 hour)220.0°F
Cylinder Rear (Zone 1 Hopper)460 - 490°F
Cylinder Middle (Zone 2)470 - 500°F
Cylinder Front (Zone 3)480 - 510°F
Cylinder Nozzle (Zone 4 Nozzle)470 - 500°F
Mold150 - 200°F
Injection SpeedModerate to Fast
Back Pressure50 - 100psi
Screw Speed50 - 80rpm

Regulatory & Compliance

Certifications & Compliance

Packaging & Availability

Country Availability
Regional Availability
  • Asia Pacific
  • Canada
  • Europe
  • North America
  • USA