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Nylene® 721

Chemical Family
Polyamides

Nylene Medium-impact modified nylon for fast, easy molding Parts molded from 721 have good impact strength right out of the mold without post conditioning Suitable for applications such as clips, fasteners, and other parts where some initial flexibility and impact resistance is desired Cylinder temperatures should be in the 450°F-500°F range.

Product families

Applications

Applications
  • Consumer Goods — Appliances & Electronics
Automotive & Transportation — Automotive
  • Exterior & Body
  • Interior
  • Powertrain & UTH
  • Seating
Automotive & Transportation — Bonding & Assembly
  • Other Bonding & Assembly Applications
Electrical & Electronics — Devices & Assemblies
  • Consumer Electronics

Product Families

Plastics — Engineering & Specialty Polymers
  • Polyamides

Other characteristics

Brand
Nylene
Polymer Name
Polyamide 6 (PA 6)
Flexural Modulus
2170.0 - 2170.0 MPa
Additives Included
Impact Modifier
Processing Methods
Injection Molding
Markets
  • Automotive & Transportation
  • Consumer Goods
  • Electrical & Electronics
Technology
Plastics
Material Features
  • Good Moldability
  • Impact Modified
  • Impact Resistance
Country Availability
  • Canada
  • USA
Plastics and Elastomers End Uses
Fasteners
Plastics and Elastomers Functions
Resin
Plastics and Elastomers Processing Methods
Injection Molding

Technical data

Table 1 of 3

5 rows
CharacteristicValueUnitMethod
Tensile Strength62MPaISO 527
Elongation at Break200%ASTM D 412
Flexural Modulus2170MPaASTM D790
Izod Notched Impact Strength (23°C)160J/mASTM D256
Izod Notched Impact Strength (-40°C)27J/mASTM D256

Table 2 of 3

2 rows
CharacteristicValueMethod
Molding Shrinkage0.014ISO 294-4
Specific Gravity1.1ASTM D 792

Table 3 of 3

3 rows
CharacteristicValueUnitMethod
Deflection Temperature Under Load - DTUL (264 psi (1.8 MPa))63°CASTM D648
Deflection Temperature Under Load - DTUL (66 psi (0.45 Mpa))170°CASTM D648
Melting Point221°CASTM D3418

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