Celanese Crastin SK605 PBT | GF30
Material attribute: 30% glass fiber reinforced
Package: 25KG/Bag
Package: 25KG/Bag
Celanese Crastin SK605 PBT pellet Description
Crastin SK605 is a polybutylene terephthalate (PBT) material produced by Celanese Corporation. This material contains 30% glass fiber (GF30 PBT material) and offers excellent mechanical properties. It is commonly used in automotive components and electronic/electrical equipment.
⚠️Please note that the Crastin PBT product line is now part of Celanese. The packaging you receive may differ from this one.
Celanese Crastin SK605 PBT Advantage
- GF30 PBT material, Celaense SK605 PBT material contains 30% glass fiber reinforcement (GF30 PBT material), providing superior high-temperature resistance, dimensional stability, rigidity, and strength compared to conventional polybutylene terephthalate.
- High-temperature resistance: Celasnese SK605 PBT achieves a heat deflection temperature of 205°C at 1.8 MPa without annealing, making it suitable for automotive components and electronic parts requiring high-temperature resistance.
- High Rigidity: Reinforced with 30% glass fiber, Celasnese SK605 PBT exhibits a modulus of elasticity of 9600 MPa at 23°C and 4.0 mm load. This provides exceptional rigidity and strength, making it suitable for manufacturing high-load-bearing components.
Why choose Baiyou as Celanese Crastin SK605 PBT pellets supplier?
- Leading 30% glass fiber reinforced Polybutylene terephthalate resin pellets supplier (GF30 PBTmaterial) , 20+ years of experience in plastic product manufacturing and chemical raw material import and export
- Fastest Arrival, with warehouses in multiple ports
- 1,000+ types of resins are available, and we have cooperated with large petrochemical groups for 30+ years
- Free Samples for production testing
- Wholesale price, even a piece of goods is based on the wholesale price
Key Attributes
| Celanese Crastin SK605 PBT | |||
| Product information | |||
| Manufacturer | Celanese corporation | ||
| Part Marking Code | >PBT material< | ||
| Color | Natural color | ||
| Material Shape | PBT Pellets | ||
| Features | ·High strength ·30% glass fiber reinforced | ||
| Physical properties | Standard | Value | Unit |
Density at 23℃ | ISO 1183 | 1520 | kg/m³ |
| Emission of organic compounds at 23℃ | VDA 277 | 90 | μgC/g |
Fogging at 23℃ F-value, refraction | ISO 6452 | 99 | % |
| Odor at 23℃ | VDA 270 | 3 | |
| Hardness | Standard | Value | Unit |
| Shore Hardness D | ASTM D2240 | 68 | |
| Mechanical behavior | Standard | Value | Unit |
| Flexural strength at 23℃, 4.0mm | ISO 178 | 200 | MPa |
| Impact strength notced charpy at 23℃ 4.0mm | ISO 179/1eA2 | 10 | kJ/㎡ |
| Impact strength notced izod at 23℃ 4.0mm | ISO 180 | 9 | kJ/㎡ |
| Impact strength unnotced izod at 23℃ 4.0mm | ISO 179 | 65 | kJ/㎡ |
| Modulus of elasticity at 23℃, 4.0mm | ISO 527-2 | 9600 | MPa |
| Tensile strain at break, 23℃ 4.0mm | ISO 527-2 | 2.5 | % |
| Tensile strength at break, 23℃ 4.0mm | ISO 527-2 | 130 | MPa |
| Thermal | Standard | Value | Unit |
| Heat deflection temperature (HDT), unannealed at 1.80 MPa | ISO 7502,02 | 205 | °C |
| Melting point 10℃/min | ISO 11357-3 | 225 | °C |
| UL RTI, Electrical 0.75 mm | UL 746 | 130 | °C |
| UL RTI, Electrical 1.5 mm | UL 746 | 130 | °C |
| UL RTI, Mechnical with impact 1.5 mm | UL 746 | 130 | °C |
| UL RTI, Mechnical with impact 0.75 mm | UL 746 | 130 | °C |
| UL RTI, Mechnical without impact 1.5 mm | UL 746 | 130 | °C |
| UL RTI, Mechnical without impact 0.75 mm | UL 746 | 130 | °C |
| Flammability | Standard | Value | Unit |
| Burning behavior at 23℃ 1.5mm | IEC 60695-11-10 | HB | |
| Burning behavior at 23℃ 0.75mm | IEC 60695-11-10 | HB | |
| Burning rate at 23℃, 1mm, FMVSS 302 | ISO 3795 | 54 | mm/min |
| Glow wire flammability index (GWFI) 3.0 mm | IEC 60695-2-12 | 825 | °C |
| Glow wire flammability index (GWFI) 1.5 mm | IEC 60695-2-12 | 725 | °C |
| Glow wire flammability index (GWFI) 0.75mm | IEC 60695-2-12 | 725 | °C |
| Glow wire ignition temperature (GWIT) 0.75mm | IEC 60695-2-13 | 750 | °C |
| Glow wire ignition temperature (GWIT) 1.5mm | IEC 60695-2-13 | 750 | °C |
| Glow wire ignition temperature (GWIT) 3.0mm | IEC 60695-2-13 | 800 | °C |
| Limiting oxygen index (LOI) at 23℃ | ISO 4589-2 | 20 | % |
| Processing guidelines | Standard | Value | Unit |
| Drying temperature | 110-130 | °C | |
| Drying time | 2-4 | h | |
| Melt temperature | 240-260 | °C | |
| Moisuture content | 0-0.04 | % | |
| Mold temperature | 30-130 | °C | |
⚠️The technical data sheet (TDS) of Celanese Crastin SK605 Polybutylene terephthalate resin (PBT material) from Celanese corporation, if there are differences, please refer to the official website of Celanese.
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Warehouse And Shipping
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Quantity (tonnes) | 1-100 | 100-300 | >300 |
Lead time (days) | 7-10 | 10-15 | To be negotiated |

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