To catalogue

CompaDur® 121 GK 30 (009)

Chemical Family
Polyesters

CompaDur® 121 GK 30 (009) is a PBT, injection molding grade, 30% glass beads, heat stabilized, low warp, good surface.

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 Bead
Additives Included
Heat Stabilizer
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
  • Good Surface Finish
  • Heat Stabilized
  • 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)1.54g/m³ISO 1183
Melt Volume Flow Rate (250/2,16)14cm³/10 minISO 1133
Tensile Modulus (1mm/min)4200mPaISO 527
Stress at Break (5 mm/min)50mPaISO 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—

The Omnichem website uses cookies. By continuing to use the site, you consent to their use in accordance with our Privacy Policy and to the collection of analytics.