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ENVIRON® ENV39-NC430

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.

Properties

Physical Form
  • Pellets
  • Solid

Product families

Applications

Automotive & Transportation — Automotive
  • Exterior & Body
  • Powertrain & UTH

Product Families

Plastics — Engineering & Specialty Polymers
  • Blends & Alloys

Other characteristics

Brand
ENVIRON
Density
1220.0 - 1220.0 kg/m³
Polymer Name
PC/PBT Alloy
Flexural Modulus
2302.84 - 2302.84 MPa
Processing Methods
Injection Molding
Color
  • Black
  • Custom
  • Natural
Markets
Automotive & Transportation
Features

PC/PBT – Polycarbonate/Polybutylene Terphthalate; Injection Molding Grade, UV Stabilized, w/Mold Release, Low Temperature Impact and Chemical Resistance, Automotive Exterior and OVAD Applications, RoHS Compliant; NC430 = To Be Assigned 5 Digit Number Indicating Natural, Black, or Custom Color

Technology
Plastics
Additives Included
  • Mold Release Agent
  • UV Stabilizer
Material Features
  • Chemical Resistant
  • Excellent Mold Release
  • Low Temperature Impact Resistance
  • UV Stabilized
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

Country Availability
  • Canada
  • China (Mainland)
  • USA
Certifications and Compliance
RoHS Compliant
Plastics and Elastomers End Uses
  • Automotive Exterior Parts
  • Automotive Under The Hood
Plastics and Elastomers Processing Methods
Injection Molding

Technical data

Table 1 of 6

4 rows
CharacteristicValueUnitMethod
Tensile Strength at Yield8600.0psiASTM D 638
Elongation at Break100.0%ASTM D 638
Flexural Strength13100.0psiASTM D 790
Flexural Modulus334000.0psiASTM D 790

Table 2 of 6

3 rows
CharacteristicValueUnitMethod
Specific Gravity1.22—ASTM D 792
Melt Flow Rate (250°C/5.0 kg)10.0g./10 min.ASTM D 1238
Mold Shrinkage, Linear Flow0.006 - 0.008in/in.ASTM D 955

Table 3 of 6

1 row
CharacteristicValueUnitMethod
Heat Deflection Temp. at 264 psi195.0°FASTM D 648

Table 4 of 6

1 row
CharacteristicValueMethod
Flame Rating (at 3.0 mm)HBInternal

Table 5 of 6

2 rows
CharacteristicValueUnitMethod
Notched Izod Strength at 73 °F12.7ft-lb/in.ASTM D 256
Notched Izod Strength at -22 °F4.0ft-lb/in.ASTM D 256

Table 6 of 6

9 rows
CharacteristicValueUnit
Drying Conditions (min. 4 - 6 hour)230.0°F
Cylinder Rear (Zone 1 Hopper)470 - 510°F
Cylinder Middle (Zone 2)480 - 520°F
Cylinder Front (Zone 3)490 - 530°F
Cylinder Nozzle (Zone 4 Nozzle)490 - 530°F
Mold150 - 190°F
Injection SpeedModerate to Fast—
Back Pressure50 - 100psi
Screw Speed50 - 80rpm

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