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ALCOM® HP PBT 5262 18051

Chemical Family
Polyesters

MOCOM Compounds ALCOM® HP PBT 5262 18051 is a high-density, heat-stabilized, and high-acoustic damping polybutylene terephthalate with a 62% glass fiber/mineral filler/additive system. It is used for injection-molded parts in the automotive market, such as housings and functional components, with a melt temperature of 270-290°C and a mold temperature of 80-120°C. To ensure optimal performance, it should be stored in a dry place, protected from light.

Product families

Applications

Electrical & Electronics — Parts & Components
  • Housings & Enclosures

Product Families

Plastics — Engineering & Specialty Polymers
  • Polyesters & Copolyesters

Other characteristics

Brand
ALCOM
Polymer Name
Polybutylene Terephthalate (PBT)
Fillers Included
  • Glass/Mineral, Iron, Metal
  • Glass/Mineral
  • Iron
  • Metal
Flexural Modulus
12800.0 - 12800.0 MPa
Additives Included
Heat Stabilizer
Processing Methods
Injection Molding
Markets
Electrical & Electronics
Technology
Plastics
Labeling Claims
  • Azo Colorants-free
  • Azo Dyes-free
  • Conflict minerals-free
  • PAH-free
  • PFOA-free
  • PFOS-free
  • Persistent Organic Pollutants (POP)-free
Material Features
  • Heat Stabilized
  • High Density
  • Noise Damping
Storage Condition
Store in dry, protected from light.
Pre-Drying Conditions

In a dry air (dessiccant) dryer <120 °C for 2-4 h; Dependant on moisture content

Certifications and Compliance

Directive 2011/65/EC amended through EU/2015/863 (RoHS); EC No.1907/2006; IATF 16949; ISO 13485; ISO 14001; ISO 17025; ISO 45001; ISO 50001; ISO 9001; REACH (Europe); REACH (UK); RoHS Compliant; SVHC Compliant

Plastics and Elastomers End Uses
  • Automotive Applications
  • Housings
Plastics and Elastomers Functions
Resin
Plastics and Elastomers Processing Methods
Injection Molding

Technical data

Table 1 of 5

9 rows
CharacteristicValueUnitMethod
Flexural Modulus12800.0MPaISO 178
Flexural Strength145.0MPaISO 178
Tensile Modulus14500.0MPaISO 527
Tensile Strength at Break100.0MPaISO 527
Tensile Elongation at Break1.2%ISO 527
Impact Strength (Charpy, at 23°C)28.0kJ/m²ISO 179/1eU
Impact Strength (Charpy, at -40°C)25.0kJ/m²ISO 179/1eU
Notched Impact Strength (Charpy, at 23°C)6.0kJ/m²ISO 179/1eA
Notched Impact (Charpy, at -40°C)4.5kJ/m²ISO 179/1eA

Table 2 of 5

1 row
CharacteristicValueUnitMethod
Density2120.0kg/m³ISO 1183

Table 3 of 5

3 rows
CharacteristicValueUnitMethod
Vicat B50213.0°CISO 306
HDT / A (1.8 MPa)207.0°CISO 75-1/-2
DSC (Melt Point)222.0°CISO 11357

Table 4 of 5

2 rows
CharacteristicValueUnit
Melt Temperature270 - 290°C
Mould Temperature80 - 120°C

Table 5 of 5

5 rows
CharacteristicValueUnitMethod
Melt Index (MVR)2.0cm³/10minISO 1133
MVR Temperature260.0°C—
MVR Load2.16kg—
Shrinkage (Lengthwise, 24h)0.2 - 0.4%ISO 294-4
Shrinkage (Lateral, 24h)0.4 - 0.6%ISO 294-4

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