Product Description
PSU (Polysulfone) is an ultra-durable, high-performance thermoplastic renowned for its exceptional thermal stability, chemical resistance, and mechanical strength. Designed for industries requiring materials that thrive under extreme temperatures and harsh environments, PSU delivers unmatched reliability in medical, aerospace, food processing, and electronics applications. Combining the durability of metals with the versatility of plastics, PSU empowers innovation where failure is not an option.
| Performance Item |
Test Conditions |
Test Method |
Test Data |
Data Unit |
| Relative density |
--- |
GB 1033 |
1.24 |
g/cm3 |
| Impact strength |
--- |
GB T-1043 |
315 |
Kg/cm2 |
| Flexural strength |
--- |
GB 9341 |
118 |
MPa |
| Tensile strength |
--- |
GB T-1040 |
70 |
MPa |
| Elongation at break |
--- |
GB T-1040 |
50-100 |
% |
| Rockwell hardness |
--- |
GB 9342 |
R-120 |
--- |
| Dielectric strength |
--- |
GB T-1408 |
15 |
MV/m |
| Volume resistivity |
--- |
GB 1410 |
1014 |
Ω.cm |
| Surface resistivity |
--- |
GB 1410 |
1015 |
Ω |
| Molding shrinkage |
--- |
ASTM D-955 |
0.5-0.9 |
% |
| Heat deformation temperature |
1.8MPa |
GB T-1634 |
150 |
°C |
Application
Applications of PSU:
Medical: Surgical instruments, sterilization trays, and dialysis housings.
Food & Beverage: Coffee machine components, milk pumps, and steam-resistant valves.
Aerospace: Cabin interiors, electrical connectors, and flame-retardant components.
Electronics: Circuit boards, connectors, and high-temperature insulators.
Industrial: Chemical processing parts, membranes, and sensor housings.
Custom Solutions: Glass-fiber reinforced, UV-stabilized, or electrically conductive grades.
Company Profile
Julier has been one of the leading forces within the plastic materials industry since it was founded in 2003. Julier engaged in compound plastics and engineering plastics, such as PA6, PA66, PA12, PPS, PC, PBT, ABS, TPU, PEI, PSU, POM, PC+ABS, etc. which can be reinforced with glass fiber reinforced, flame retardant, carbon fiber, Mos2, toughness, etc. The most important thing is we have an R&D department, so we can customize products and provide technical support according to customers' needs. To be your best plastic profile manufacturer, we're striving to provide you with good quality products and services and offer moderate prices as we realize that the profitability is the number one goal of our valued customers.
Certifications
Packaging & Shipping
Customer Show
FAQ
1. What products does Julier Plastic specialize in?
We specialize in manufacturing and exporting high-quality plastic products, including but not limited to:
General plastics: PP, LDPE, HDPE, PVC (polyvinyl chloride), PS (polystyrene), HIPS which can be reinforced with glass fiber reinforced, flame retardant, carbon fiber, Mos2, toughness, etc.
Features: low cost, easy processing, used in daily necessities, packaging and building materials.
Engineering plastics: PA6, PA66, POM (polyoxymethylene), PC, ABS, PBT, which can be reinforced with glass fiber reinforced, flame retardant, carbon fiber, Mos2, toughness, etc.
Features: high strength, heat resistance, used in machinery, automobiles and electronics.
High-performance engineering plastics: PEEK (polyetheretherketone), PEI (polyetherimide), PPS (polyphenylene sulfide), PSU (polysulfone), PPSU (polyphenylene sulfone), PPA
Features: high temperature resistance, corrosion resistance, used in aerospace, medical equipment
Thermoplastic elastomer (TPE) TPU, TPV, TPR, TPE
Features: flexible and recyclable, used in shoes, seals and flexible pipes
2. Do you offer custom plastic material services?
Yes! We provide end-to-end customization, including material selection according to the parameters, Granulate production, Board production to test strength, product performance testing, and sending a sample. Share your specifications (TDS), and we'll deliver tailored solutions.
3. What is your minimum order quantity (MOQ)?
Our MOQ is flexible to accommodate both small and bulk orders. Contact us with your requirements, and we'll propose the best option for your budget and timeline.
4. How do you ensure product quality?
Quality is our priority. We implement strict QC protocols: ISO 9001-certified processes In-house lab testing (durability, dimensional accuracy, etc.) Pre-shipment inspections
5. What are your lead times?
Standard lead times range from 3-15 days after order confirmation. Urgent orders may be prioritized-let us know your deadline upfront.
6. What payment terms do you accept?
We accept T/T (Telegraphic Transfer), L/C (Letter of Credit), and secure payment platforms. Terms are negotiable based on order size and partnership history.
7. Do you handle shipping and logistics?
Yes. We offer FOB, EXW, CIF, or CNF shipping terms and partner with reliable freight forwarders for seamless global delivery.
8. Can you provide samples?
Yes. Samples are available for quality verification. Sample costs and lead times depend on product complexity.
9. What if I encounter issues with my order?
Our team provides 24/7 post-sales support. Any defects or discrepancies will be resolved promptly.
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