描述
Fortron 1140L4 DW is a 40% glass fiber reinforced polyphenylene sulfide (PPS) injection molding grade from Celanese Corporation. This grade is recognized as the strongest and toughest product available in the Fortron PPS portfolio . It has been specifically developed for use in drinking water applications , making it a unique and highly capable engineering material.
The “DW” suffix designates its suitability for drinking water contact, which sets this grade apart from other 40% glass reinforced PPS products. Fortron 1140L4 DW exhibits excellent heat and chemical resistance, good electrical properties, and is inherently flame-retardant . The high hardness and rigidity at elevated temperatures allow for good load bearing performance .
With 40% glass fiber reinforcement, this PPS grade delivers exceptional stiffness and strength, including a tensile modulus of 14,700 MPa and tensile strength of 195 MPa . It exhibits outstanding heat resistance with a heat deflection temperature (HDT) of 270°C at 1.80 MPa .
This product has good weldability due to the modest filler level . It provides high dimensional stability, low and balanced molding shrinkage (0.3% flow, 0.6% transverse) , very low moisture absorption (0.02%), and a continuous use temperature up to 240°C .
For more PPS grades and technical information, please visit our PPS/Polyphenylene Sulfide product page. You can also explore Celanese’s official Fortron PPS portfolio for additional manufacturer insights.
Key Features of Fortron 1140L4 DW
-
40% Glass Fiber Reinforcement – Highest glass loading for exceptional stiffness and strength
-
Strongest & Toughest Grade Available – Unmatched mechanical performance in the Fortron PPS portfolio
-
Drinking Water Approved – Specifically developed for drinking water contact applications – the “DW” designation
-
Excellent Heat Resistance – HDT of 270°C at 1.80 MPa; melting temperature of 280°C; continuous use up to 240°C
-
High Stiffness – Tensile modulus of 14,700 MPa; flexural modulus of 14,000 MPa
-
High Strength – Tensile strength of 195 MPa
-
Inherent Flame Retardancy – V-0 at 0.38mm and 1.5mm thickness; 5VA at 3.0mm; Oxygen Index 47%
-
Excellent Chemical Resistance – Resists all solvents below 200°C, acids, bases, automotive fuels, and petroleum fluids at elevated temperatures
-
Good Weldability – Exhibits good weldability in secondary operations
-
Very Low Moisture Absorption – 0.02% water absorption, ensuring stability in humid environments
-
Regulatory Compliance – RoHS, PFOS, and PFOA compliant; drinking water certifications
-
Global Supply – Available across North America, Europe, Asia Pacific, Latin America, Africa & Middle East
Typical Applications for Fortron 1140L4 DW
| Industry | Typical Components & Considerations |
|---|---|
| Drinking Water Contact | Pump housings, valves, fittings – specially developed for potable water applications |
| Automotive | Heaters, pumps, valves, fuel rails – components requiring strength and resistance to aggressive chemicals |
| Electrical & Electronics | Bobbins, lamp housings, brush holders – high-strength electrical components |
| Industrial | Distillation column packings, microwave oven rings – high temperature and chemical resistance applications |
| Pump & Valve Components | High-strength parts requiring corrosion resistance and dimensional stability |
| Bearings & Gears | High-strength, wear-resistant mechanical components |
Typical Properties of Fortron 1140L4 DW
| Property | Value | Test Method |
|---|---|---|
| Physical | ||
| Density | 1.66 – 1.70 g/cm³ | ISO 1183 |
| Water Absorption (Saturation) | 0.02% | ISO 62 |
| Molding Shrinkage – Parallel | 0.3% | ISO 294-4 |
| Molding Shrinkage – Transverse | 0.6% | ISO 294-4 |
| Mechanical | ||
| Tensile Modulus | 14,700 MPa | ISO 527 |
| Tensile Stress at Break | 195 MPa | ISO 527 |
| Tensile Strain at Break | 1.8% | ISO 527 |
| Flexural Modulus | 14,000 MPa | ISO 178 |
| Flexural Strength | 280 MPa | ISO 178 |
| Impact | ||
| Charpy Notched Impact (23°C) | 10 kJ/m² | ISO 179/1eA |
| Charpy Unnotched Impact (23°C) | 53 kJ/m² | ISO 179/1eU |
| Hardness, Rockwell M | 100 | ISO 2039-2 |
| Thermal | ||
| Melting Temperature | 280°C | ISO 11357 |
| Glass Transition Temperature | 90°C | ISO 11357 |
| HDT @ 1.80 MPa | 270°C | ISO 75 |
| HDT @ 8.00 MPa | 215°C | ISO 75 |
| CTE – Parallel | 26 × 10⁻⁶/K | ISO 11359 |
| CTE – Transverse | 42 × 10⁻⁶/K | ISO 11359 |
| Continuous Use Temperature | Up to 240°C | — |
| Electrical | ||
| Volume Resistivity | >1×10¹³ Ω·m | IEC 62631 |
| Surface Resistivity | 6.6×10¹¹ Ω | IEC 62631 |
| Relative Permittivity (1MHz) | 4.1 | IEC 62631 |
| Dielectric Strength | 18 kV/mm | IEC 60243 |
| Comparative Tracking Index (CTI) | 125 V | UL 746A |
| Flammability | ||
| Flammability @ 0.38mm | V-0 | UL 94 |
| Flammability @ 1.5mm | V-0 | UL 94 |
| Flammability @ 3.0mm | 5VA | UL 94 |
| Oxygen Index | 47% | ISO 4589 |
Important Notes on Typical Data
📌 Values are typical – The data listed above is sourced from manufacturer data sheets for reference only and does not constitute binding product specifications for Fortron 1140L4 DW.
📌 Batch variations – Batch-to-batch deviations may exist. For critical applications, validate performance with batch-specific COA certificates.
📌 Final performance – Actual performance depends on processing conditions and part design. Refer to ISO testing standards for detailed methodology.
📌 Authoritative reference – The manufacturer’s official TDS shall serve as the definitive technical reference for Fortron 1140L4 DW. Request the latest official TDS from our sales team.
Processing Guidelines for Fortron 1140L4 DW
| Step | Process |
|---|---|
| Processing Methods | Injection Molding |
| Drying Recommended | Yes |
| Drying Temperature | 120 – 140°C |
| Drying Time | 3 – 4 hours |
| Suggested Max Moisture | ≤ 0.02% |
| Dew Point Requirement | ≤ -30°C |
| Rear Barrel Temperature | 290 – 300°C |
| Middle Barrel Temperature | 310 – 320°C |
| Front Barrel Temperature | 330 – 340°C |
| Nozzle Temperature | 330 – 340°C |
| Optimum Melt Temperature | 330 – 340°C |
| Mold Temperature | 140 – 160°C |
| Hold Pressure | 30 – 70 MPa |
| Back Pressure | < 3.0 MPa |
| Screw Speed | 0.2 – 0.3 m/s |
| Storage | Store in original, sealed packaging in a cool, dry place away from direct sunlight |
Critical Processing Warnings for Fortron 1140L4 DW
⚠️ Drying Requirement – Fortron 1140L4 DW requires drying prior to processing. Dry at 120-140°C for 3-4 hours using a dehumidified air dryer with dew point ≤ -30°C . The time between drying and processing should be as short as possible.
⚠️ Moisture Control – Maximum residual moisture content should be ≤ 0.02% . Proper drying is essential to prevent void formation and ensure optimal part quality.
⚠️ Melt Temperature – The recommended melt temperature range is 330-340°C. Avoid exceeding 340°C to prevent material degradation .
⚠️ Reinforced Grade – Contains 40% glass fiber reinforcement, which may require consideration for equipment wear and proper screw design.
⚠️ Drinking Water Compliance – This grade is specifically developed for drinking water applications. Ensure all secondary processing and assembly materials also meet drinking water compliance requirements .
⚠️ Storage – Store in original, sealed packaging in a cool, dry place away from direct sunlight. For subsequent storage, the material should be stored dry until processed.
⚠️ High Temperature Performance – Maintains continuous use temperature up to 240°C with excellent load bearing performance at elevated temperatures .
Comparison: Fortron 1140L4 DW vs. Fortron 1140L0 vs. Fortron 1132L4
| Feature | Fortron 1140L4 DW | Fortron 1140L0 | Fortron 1132L4 |
|---|---|---|---|
| Glass Fiber Content | 40% | 40% | 30% |
| Key Feature | Strongest & toughest, drinking water approved | Extrusion grade, rods/slabs | High strength |
| Primary Processing | Injection Molding | Extrusion | Injection Molding |
| Tensile Modulus | 14,700 MPa | 7,600-12,000 MPa | 12,000 MPa |
| Tensile Strength | 195 MPa | 124-185 MPa | 175 MPa |
| HDT @ 1.80 MPa | 270°C | 240°C | 260°C |
| Density | 1.66-1.70 g/cm³ | 1.65-1.66 g/cm³ | 1.58 g/cm³ |
| Special Feature | Drinking water contact acceptable | Good weldability | High strength |
Related Products
-
PPS/Polyphenylene Sulfide – View our full range of PPS products
-
Fortron 1140L0 – 40% glass reinforced PPS for extrusion (rods, slabs, profiles)
-
Fortron 1132L4 – 30% glass reinforced PPS for high-strength injection molding
-
Fortron 1131L4 – 30% glass reinforced, low flash PPS
-
Explore Engineering Plastics – Browse all engineering plastic materials
-
About Our Company – Learn more about our supply capabilities and quality assurance
Technical Documents for Fortron 1140L4 DW
| Document Type | Description & Source |
|---|---|
| Manufacturer Official TDS | Complete physical, thermal, and mechanical properties of Fortron 1140L4 DW |
| Manufacturer Official SDS | GHS-compliant safety documentation |
| COA (Certificate of Analysis) | Batch-specific quality certification for Fortron 1140L4 DW |
| UL Yellow Card | UL safety certification (UL94 V-0, 5VA) |
| Drinking Water Compliance Certificate | Certification for drinking water contact applications |
Request any document above by:
📧 Email: ruiqingchem@gmail.com
📝 Online form: Our contact page
We reply within one working business day. Please clearly state product (Fortron 1140L4 DW) and document type you require.
FAQ about Fortron 1140L4 DW
Q1: What is Fortron 1140L4 DW?
A: Fortron 1140L4 DW is a 40% glass fiber reinforced PPS injection molding grade from Celanese, recognized as the strongest and toughest product in the Fortron PPS portfolio .
Q2: What does the “DW” suffix mean?
A: The “DW” suffix indicates that this grade has been specifically developed for drinking water contact applications .
Q3: What are the key features of Fortron 1140L4 DW?
A: 40% glass reinforcement; strongest and toughest grade available; drinking water approved; tensile strength 195 MPa; HDT 270°C; V-0 at 0.38mm; 5VA at 3.0mm; excellent chemical resistance; good weldability .
Q4: What are the typical applications for Fortron 1140L4 DW?
A: Drinking water pumps, valves, fittings; automotive heaters, pumps, fuel rails; electrical components (bobbins, lamp housings); industrial pump and valve components; bearings and gears .
Q5: What is the recommended drying condition for Fortron 1140L4 DW?
A: Dry at 120-140°C for 3-4 hours using a dehumidified air dryer with dew point ≤ -30°C. Maximum residual moisture ≤ 0.02% .
Q6: What is the density of Fortron 1140L4 DW?
A: 1.66 – 1.70 g/cm³ .
Q7: What is the HDT @ 1.80 MPa of Fortron 1140L4 DW?
A: 270°C .
Q8: What regions is Fortron 1140L4 DW available in?
A: North America, Europe, Asia Pacific, Latin America, Africa & Middle East .
Q9: Is Fortron 1140L4 DW flame retardant?
A: Yes. V-0 at 0.38mm and 1.5mm; 5VA at 3.0mm; Oxygen Index 47% .
Q10: What is the difference between Fortron 1140L4 DW and Fortron 1140L0?
A: Both have 40% glass reinforcement. Fortron 1140L4 DW is designed for injection molding with drinking water approval and offers the strongest/toughest performance (tensile 195 MPa, HDT 270°C). Fortron 1140L0 is an extrusion grade for rods, slabs, and profiles .
Q11: Is Fortron 1140L4 DW RoHS compliant?
A: Yes, it complies with RoHS and REACH regulations .
Q12: Can Fortron 1140L4 DW be welded?
A: Yes, this product has good weldability due to its modest filler level .
CTA (Call to Action)
Ready to order Fortron 1140L4 DW?
To get a precise quotation and professional technical support for Fortron 1140L4 DW, please share:
-
Required quantity (kg)
-
Destination port or delivery address
-
Target application (injection molding, drinking water, automotive, electrical, etc.)
-
Document requirements (TDS, SDS, COA, UL docs, drinking water certification)
Sample Policy:
-
Samples of Fortron 1140L4 DW are for laboratory validation tests only, not for production use.
-
Buyer bears international sample-shipping freight.
-
If bulk-product performance deviates from sample reference, the manufacturer’s official TDS serves as the authoritative benchmark.
Take action now:
📧 Email Us – ruiqingchem@gmail.com
📝 Send Inquiry – Use our quick inquiry form
💬 Live Chat – Click the bottom-right chat widget to speak directly with our team
After-Sales Support
| Service | Details |
|---|---|
| Quality Inspection Period | All quality-related claims must be submitted within 7 working days after delivery, supported by test data and photographic evidence. |
| Return / Exchange Policy | Confirmed product defects caused by our side trigger replacement or refund. Terms and conditions apply. |
| Logistics Damage | Report shipping damage directly to carrier immediately upon goods receipt. We assist with claim-document preparation. |
| Technical Support | Remote technical guidance available. On-site troubleshooting can be arranged upon special request. |
| Export Documentation | We supply commercial invoice, packing list, bill of lading, COA, and additional compliance certificates on request. |
Disclaimer
DISCLAIMER: All technical data is referenced from original manufacturer typical values for Fortron 1140L4 DW . Our company acts as supplier/trader rather than original manufacturer. Final performance depends on processing conditions and part design. Buyers shall independently validate product suitability for individual applications. Our firm bears no liability for product failure caused by improper processing or improper usage. Always reference the latest manufacturer official TDS of Fortron 1140L4 DW as the definitive specification.
