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CompaDur® 121 GF 20 LW (006)

Chemical Family
Polyesters

CompaDur® 121 GF 20 LW (006) is a PBT, injection molding grade, 20% glass fiber, heat stabilized, low warp, balanced flow ability and strength.

Properties

Physical Form
  • Granules
  • Solid

Product families

Plastics — Engineering & Specialty Polymers
  • Polyesters & Copolyesters

Other characteristics

Brand
CompaDur
Polymer Name
Polybutylene Terephthalate (PBT)
Fillers Included
Glass Fiber
Processing Methods
Injection Molding
Color
Natural
Markets
  • Automotive & Transportation
  • Building & Construction
  • Consumer Goods
  • Electrical & Electronics
Applications

Automotive & Transportation — Other Automotive & Transportation Applications; Building & Construction — Other Building & Construction Applications; Consumer Goods — Other Consumer Goods Applications; Electrical & Electronics — Other Electrical & Electronics Applications

Flame Rating
UL 94 HB
Technology
Plastics
Material Features
  • Excellent Flow Properties
  • Good Balance of Properties
  • High Strength
  • Low Warpage
Processing Guidelines

Predrying. The moisture of CompaDur must not exceed 0,02% in order to avoid the degradation of the polymer during processing. Therefore we strongly recommend to pre-dry the product, preferably by air dryer (dry air). The product should be dried over 2 to 4 hours at 120 - 140 ° C.

Certifications and Compliance
UL 94
Plastics and Elastomers Functions
Resin
Plastics and Elastomers Processing Methods
Injection Molding

Technical data

Table 1 of 2

6 rows
CharacteristicValueUnitMethod
Density (23°C)1.45g/m³ISO 1183
Melt Volume Flow Rate (250/2,16)10cm³/10 minISO 1133
Tensile Modulus (1mm/min)7000mPaISO 527
Stress at Break (5 mm/min)125mPaISO 527
Strain at Break (5 mm/min)3%ISO 527
Flammability (0,8 mm)HBClassUL 94

Table 2 of 2

11 rows
CharacteristicValueUnit
Cylinder (Temperature)250 - 265°C
Nozzle (Temperature)260 - 270°C
Mass (Temperature)260 - 270°C
Mould (Temperature)75 - 100°C
Melt Residence Timemin. 5-10—
Injection Pressure600 - 1000bar
Post Pressure400 - 800bar
Dynamic Pressure10 - 30bar
Screw Speed80Upm
Injection RateHigh—
NozzleOpen—

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