{"id":4056,"date":"2025-09-09T08:18:42","date_gmt":"2025-09-09T08:18:42","guid":{"rendered":"https:\/\/juyuans.com\/?p=4056"},"modified":"2025-09-09T08:19:26","modified_gmt":"2025-09-09T08:19:26","slug":"epispire-psu-ep-340-heat-resistant-polysulfone-for-medical","status":"publish","type":"post","link":"https:\/\/juyuans.com\/th\/epispire-psu-ep-340-heat-resistant-polysulfone-for-medical\/","title":{"rendered":"EPISPIRE PSU EP-340 | Heat-Resistant Polysulfone for Medical"},"content":{"rendered":"

What is EPISPIRE<\/span><\/h1>\n

 <\/p>\n

Solvay\u2019s EPISPIRE PSU EP-340 is an unfilled polysulfone material that delivers a rare balance of transparency, strength, and thermal stability. With its resistance to heat, low distortion under stress, and reliable optical clarity, it has become a trusted choice across electronics, automotive, medical, and optical industries.<\/span><\/p>\n

\"EPISPIRE\"<\/p>\n

 <\/p>\n

01 | Key Material Features<\/span><\/h2>\n

 <\/p>\n

Optical Reliability<\/span><\/strong><\/p>\n

EP-340 provides stable light transmission with controlled haze, enabling its use in transparent housings, viewing windows, and optical components.<\/span><\/p>\n

Heat Resistance<\/span><\/strong><\/p>\n

The material withstands continuous service at temperatures above 250 \u2103 while maintaining rigidity and strength.<\/span><\/p>\n

Mechanical Integrity<\/span><\/strong><\/p>\n

Its tensile and flexural strength, combined with solid impact resistance, outperform many standard engineering plastics.<\/span><\/p>\n

Dimensional Precision<\/span><\/strong><\/p>\n

Low shrinkage and minimal water absorption allow molded parts to retain tight tolerances even in demanding environments.<\/span><\/p>\n

Processing Adaptability<\/span><\/strong><\/p>\n

A balanced melt index supports both injection and extrusion molding, making the grade well suited for automated, large-scale production.<\/span><\/p>\n

 <\/p>\n

02 | Typical Applications<\/span><\/h2>\n

 <\/p>\n

Electronics & Electrical:<\/strong> Insulation parts, transparent covers, high-heat component housings.<\/span><\/p>\n

Medical Devices:<\/strong> Transparent casings and sterilizable parts that withstand repeated autoclaving.<\/span><\/p>\n

Automotive:<\/strong> Heat- and UV-resistant lampshades, sensor housings, and protective shells.<\/span><\/p>\n

Optical Systems:<\/strong> Filters, detection modules, and light-transmitting protective panels.<\/span><\/p>\n

 <\/p>\n

03 | Processing Notes<\/span><\/h2>\n

 <\/p>\n

EP-340 offers smooth melt flow and consistent filling, which minimizes stress-related defects in transparent parts. For medical or optical applications, precise temperature management ensures clarity and surface quality. When components are exposed to long-term heat, staged annealing is recommended to improve dimensional stability. The material\u2019s low moisture uptake further reduces risks of warpage during post-processing.<\/span><\/p>\n

 <\/p>\n

04 | EPISPIRE PSU EP-340 Data Sheet<\/span><\/h2>\n

 <\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u0e1b\u0e23\u0e30\u0e2a\u0e34\u0e17\u0e18\u0e34\u0e20\u0e32\u0e1e\u0e02\u0e2d\u0e07\u0e2d\u0e2d\u0e1b\u0e15\u0e34\u0e04\u0e2d\u0e25<\/span><\/strong><\/td>\n\u0e40\u0e07\u0e37\u0e48\u0e2d\u0e19\u0e44\u0e02<\/span><\/strong><\/td>\n\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19<\/span><\/strong><\/td>\n\u0e04\u0e48\u0e32<\/span><\/strong><\/td>\n\u0e2b\u0e19\u0e48\u0e27\u0e22<\/span><\/strong><\/td>\n<\/tr>\n
\u0e01\u0e32\u0e23\u0e2a\u0e48\u0e07\u0e1c\u0e48\u0e32\u0e19<\/span><\/td>\n2.5\u03bcm<\/span><\/td>\n\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19 ASTM D1003<\/span><\/td>\n45<\/span><\/td>\n%<\/span><\/td>\n<\/tr>\n
\u0e2b\u0e21\u0e2d\u0e01<\/span><\/td>\n2.5\u03bcm<\/span><\/td>\n\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19 ASTM D1003<\/span><\/td>\n15<\/span><\/td>\n%<\/span><\/td>\n<\/tr>\n
Yellowness Index<\/span><\/td>\n<\/td>\n\u0e41\u0e2d\u0e2a\u0e17\u0e32\u0e21 D1925<\/span><\/td>\n80<\/span><\/td>\n\u0e22\u0e35\u0e48<\/span><\/td>\n<\/tr>\n
\u0e1e\u0e24\u0e15\u0e34\u0e01\u0e23\u0e23\u0e21\u0e17\u0e32\u0e07\u0e01\u0e25<\/span><\/strong><\/td>\n\u0e40\u0e07\u0e37\u0e48\u0e2d\u0e19\u0e44\u0e02<\/span><\/strong><\/td>\n\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19<\/span><\/strong><\/td>\n\u0e04\u0e48\u0e32<\/span><\/strong><\/td>\n\u0e2b\u0e19\u0e48\u0e27\u0e22<\/span><\/strong><\/td>\n<\/tr>\n
\u0e01\u0e32\u0e23\u0e22\u0e37\u0e14\u0e15\u0e31\u0e27<\/span><\/td>\n<\/td>\n\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19 ASTM D638<\/span><\/td>\n50<\/span><\/td>\n%<\/span><\/td>\n<\/tr>\n
\u0e01\u0e32\u0e23\u0e22\u0e37\u0e14\u0e15\u0e31\u0e27<\/span><\/td>\n23\u2103<\/span><\/td>\n\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19 ASTM D638<\/span><\/td>\n15<\/span><\/td>\n%<\/span><\/td>\n<\/tr>\n
\u0e01\u0e32\u0e23\u0e22\u0e37\u0e14\u0e15\u0e31\u0e27<\/span><\/td>\n\u0e1c\u0e25\u0e1c\u0e25\u0e34\u0e15 23\u00b0C<\/span><\/td>\n\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19 ASTM D638<\/span><\/td>\n7.7<\/span><\/td>\n%<\/span><\/td>\n<\/tr>\n
\u0e04\u0e27\u0e32\u0e21\u0e41\u0e02\u0e47\u0e07\u0e41\u0e23\u0e07\u0e02\u0e2d\u0e07\u0e41\u0e23\u0e07\u0e14\u0e31\u0e14\u0e07\u0e2d<\/span><\/td>\n23\u2103<\/span><\/td>\nASTM D790<\/span><\/td>\n116<\/span><\/td>\nMPa<\/span><\/td>\n<\/tr>\n
\u0e42\u0e21\u0e14\u0e39\u0e25\u0e31\u0e2a\u0e41\u0e23\u0e07\u0e14\u0e31\u0e14\u0e07\u0e2d<\/span><\/td>\n23\u2103<\/span><\/td>\nASTM D790<\/span><\/td>\n2600<\/span><\/td>\nMPa<\/span><\/td>\n<\/tr>\n
\u0e2d\u0e34\u0e0b\u0e2d\u0e14 \u0e19\u0e2d\u0e17\u0e0a\u0e4c \u0e2d\u0e34\u0e21\u0e41\u0e1e\u0e47\u0e04<\/span><\/td>\n23\u2103<\/span><\/td>\n\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19 ASTM D256<\/span><\/td>\n91<\/span><\/td>\n\u0e40\u0e08\/\u0e21<\/span><\/td>\n<\/tr>\n
\u0e04\u0e27\u0e32\u0e21\u0e15\u0e49\u0e32\u0e19\u0e41\u0e23\u0e07\u0e14\u0e36\u0e07<\/span><\/td>\n\u0e1c\u0e25\u0e1c\u0e25\u0e34\u0e15 23\u00b0C<\/span><\/td>\n\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19 ASTM D638<\/span><\/td>\n94<\/span><\/td>\nMPa<\/span><\/td>\n<\/tr>\n
\u0e42\u0e21\u0e14\u0e39\u0e25\u0e31\u0e2a\u0e41\u0e23\u0e07\u0e14\u0e36\u0e07<\/span><\/td>\n23\u2103<\/span><\/td>\n\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19 ASTM D638<\/span><\/td>\n2500<\/span><\/td>\nMPa<\/span><\/td>\n<\/tr>\n
\u0e04\u0e27\u0e32\u0e21\u0e23\u0e49\u0e2d\u0e19<\/span><\/strong><\/td>\n\u0e40\u0e07\u0e37\u0e48\u0e2d\u0e19\u0e44\u0e02<\/span><\/strong><\/td>\n\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19<\/span><\/strong><\/td>\n\u0e04\u0e48\u0e32<\/span><\/strong><\/td>\n\u0e2b\u0e19\u0e48\u0e27\u0e22<\/span><\/strong><\/td>\n<\/tr>\n
\u0e40\u0e2d\u0e0a\u0e14\u0e35\u0e17\u0e35<\/span><\/td>\n\u0e2d\u0e1a\u0e2d\u0e48\u0e2d\u0e19 1.8MPa<\/span><\/td>\n\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19 ASTM D648<\/span><\/td>\n255<\/span><\/td>\n\u2103<\/span><\/td>\n<\/tr>\n
\u0e2d\u0e38\u0e13\u0e2b\u0e20\u0e39\u0e21\u0e34\u0e01\u0e32\u0e23\u0e2b\u0e25\u0e2d\u0e21\u0e25\u0e30\u0e25\u0e32\u0e22<\/span><\/td>\n<\/td>\n<\/td>\n400<\/span><\/td>\n\u2103<\/span><\/td>\n<\/tr>\n
\u0e04\u0e38\u0e13\u0e2a\u0e21\u0e1a\u0e31\u0e15\u0e34\u0e17\u0e32\u0e07\u0e01\u0e32\u0e22\u0e20\u0e32\u0e1e<\/span><\/strong><\/td>\n\u0e40\u0e07\u0e37\u0e48\u0e2d\u0e19\u0e44\u0e02<\/span><\/strong><\/td>\n\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19<\/span><\/strong><\/td>\n\u0e04\u0e48\u0e32<\/span><\/strong><\/td>\n\u0e2b\u0e19\u0e48\u0e27\u0e22<\/span><\/strong><\/td>\n<\/tr>\n
\u0e01\u0e32\u0e23\u0e14\u0e39\u0e14\u0e0b\u0e36\u0e21\u0e19\u0e49\u0e33<\/span><\/td>\n23\u2103 24 \u0e0a\u0e21.<\/span><\/td>\nISO62<\/span><\/td>\n0.8<\/span><\/td>\n%<\/span><\/td>\n<\/tr>\n
\u0e01\u0e32\u0e23\u0e2b\u0e14\u0e15\u0e31\u0e27<\/span><\/td>\n\u0e44\u0e2b\u0e25<\/span><\/td>\nASTM D995<\/span><\/td>\n0.009<\/span><\/td>\n%<\/span><\/td>\n<\/tr>\n
\u0e04\u0e27\u0e32\u0e21\u0e2b\u0e19\u0e32\u0e41\u0e19\u0e48\u0e19<\/span><\/td>\n<\/td>\nASTM D792<\/span><\/td>\n1.35<\/span><\/td>\n\u0e01\u0e23\u0e31\u0e21\/\u0e0b\u0e21.\u00b3<\/span><\/td>\n<\/tr>\n
\u0e14\u0e31\u0e0a\u0e19\u0e35\u0e01\u0e32\u0e23\u0e2b\u0e25\u0e2d\u0e21\u0e25\u0e30\u0e25\u0e32\u0e22<\/span><\/td>\n400\u2103 5kg<\/span><\/td>\n\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19 ASTM D1238<\/span><\/td>\n10<\/span><\/td>\n\u0e01.\/10 \u0e19\u0e32\u0e17\u0e35<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

05 | Advantages Over Alternatives<\/span><\/h2>\n

 <\/p>\n

\u00a0 -<\/strong>Combines optical clarity with mechanical and thermal stability, a rare property set among engineering plastics.<\/span><\/p>\n

\u00a0 -<\/strong>Can substitute higher-cost polymers such as PEI or PPSU when cost-performance balance is critical.<\/span><\/p>\n

\u00a0 -<\/strong>Proven record in both medical and electrical industries, backed by extensive testing and user validation.<\/span><\/p>\n

 <\/p>\n

06 | Industry Feedback<\/span><\/h2>\n

 <\/p>\n

Medical sector:<\/strong> Transparent housings remain clear and stable even after repeated sterilization.<\/span><\/p>\n

Automotive users:<\/strong> Good transparency retention under heat and UV exposure, lowering replacement frequency.<\/span><\/p>\n

 <\/p>\n

07 | FAQs<\/span><\/h2>\n

 <\/p>\n

Q1: How does EP-340 differ from PPSU?<\/span>
PPSU offers higher impact toughness, while EP-340 stands out for its cost advantage, processability, and optical clarity.<\/span><\/p>\n

Q2: Can it replace PC (polycarbonate)?<\/span>
Yes, especially in high-temperature or sterilization environments where PC tends to fall short, though cost is higher than PC.<\/span><\/p>\n

Q3: Is EP-340 suitable for food contact?<\/span>
Certain certified grades are available for use in water-handling and food-contact parts. Compliance must be confirmed against specific local regulations.<\/span><\/p>\n

\"plastic<\/p>\n

 <\/p>\n

08 | Recommended Alternatives<\/span><\/h2>\n

 <\/p>\n

Customers may also consider other polysulfone and polyarylsulfone grades for different balances of toughness, optical clarity, or cost.<\/span><\/p>\n

 <\/p>\n

\n\n\n\n\n\n\n\n\n\n\n
\u0e23\u0e38\u0e48\u0e19\u0e2a\u0e34\u0e19\u0e04\u0e49\u0e32<\/span><\/strong><\/td>\nValue Summary<\/span><\/strong><\/td>\n\u0e04\u0e27\u0e32\u0e21\u0e2b\u0e19\u0e32\u0e41\u0e19\u0e48\u0e19<\/span><\/strong><\/td>\nMFI<\/span><\/strong><\/td>\n\u0e04\u0e27\u0e32\u0e21\u0e15\u0e49\u0e32\u0e19\u0e41\u0e23\u0e07\u0e14\u0e36\u0e07<\/span><\/strong><\/td>\n\u0e01\u0e32\u0e23\u0e22\u0e37\u0e14\u0e15\u0e31\u0e27<\/span><\/strong><\/td>\n\u0e01\u0e32\u0e23\u0e2b\u0e14\u0e15\u0e31\u0e27<\/span><\/strong><\/td>\n\u0e2d\u0e38\u0e13\u0e2b\u0e20\u0e39\u0e21\u0e34\u0e01\u0e32\u0e23\u0e2b\u0e25\u0e2d\u0e21\u0e25\u0e30\u0e25\u0e32\u0e22<\/span><\/strong><\/td>\n\u0e42\u0e21\u0e14\u0e39\u0e25\u0e31\u0e2a\u0e41\u0e23\u0e07\u0e14\u0e36\u0e07<\/span><\/strong><\/td>\nHeat Distortion Temperature<\/span><\/strong><\/td>\n\u0e04\u0e27\u0e32\u0e21\u0e41\u0e02\u0e47\u0e07\u0e41\u0e1a\u0e1a\u0e23\u0e47\u0e2d\u0e04\u0e40\u0e27\u0e25\u0e25\u0e4c<\/span><\/strong><\/td>\nIzod Notched Impact<\/span><\/strong><\/td>\n\u0e42\u0e21\u0e14\u0e39\u0e25\u0e31\u0e2a\u0e41\u0e23\u0e07\u0e14\u0e31\u0e14\u0e07\u0e2d<\/span><\/strong><\/td>\nIzod Impact Strength<\/span><\/strong><\/td>\nCLTE<\/span><\/strong><\/td>\n\u0e04\u0e27\u0e32\u0e21\u0e41\u0e02\u0e47\u0e07\u0e41\u0e23\u0e07\u0e02\u0e2d\u0e07\u0e41\u0e23\u0e07\u0e14\u0e31\u0e14\u0e07\u0e2d<\/span><\/strong><\/td>\n<\/tr>\n
R-7120<\/span><\/td>\n<\/td>\n1.42 g\/cm\u00b3<\/span><\/td>\n12 g\/10min<\/span><\/td>\n117 MPa<\/span><\/td>\n2.2 %<\/span><\/td>\n<\/td>\n363\u00a0\u2103<\/span><\/td>\n7300 MPa<\/span><\/td>\n180\u00a0\u2103<\/span><\/td>\n<\/td>\n75 J\/m<\/span><\/td>\n6500 \u0e40\u0e21\u0e01\u0e30\u0e1b\u0e32\u0e2a\u0e04\u0e32\u0e25<\/span><\/td>\n<\/td>\n1.1E-3 cm\/cm\/\u2103<\/span><\/td>\n155 MPa<\/span><\/td>\n<\/tr>\n
1200<\/span><\/td>\nFlame Retardant: V-0<\/span><\/td>\n1.21 g\/cm\u00b3<\/span><\/td>\n<\/td>\n207 MPa<\/span><\/td>\n3 %<\/span><\/td>\n<\/td>\n<\/td>\n8270 MPa<\/span><\/td>\n160\u00a0\u2103<\/span><\/td>\n64\u00a0<\/span><\/td>\n42.7 J\/m<\/span><\/td>\n8270 MPa<\/span><\/td>\n1070 J\/m<\/span><\/td>\n3.06E-3 cm\/cm\/\u2103<\/span><\/td>\n310 MPa<\/span><\/td>\n<\/tr>\n
S-1000<\/span><\/td>\nFlame Retardant: V-0<\/span><\/td>\n1.23 g\/cm\u00b3<\/span><\/td>\n<\/td>\n66 MPa<\/span><\/td>\n100 %<\/span><\/td>\n<\/td>\n<\/td>\n2410 MPa<\/span><\/td>\n149\u00a0\u2103<\/span><\/td>\n<\/td>\n90 J\/m<\/span><\/td>\n2630 MPa<\/span><\/td>\n<\/td>\n1.03E-2 cm\/cm\/\u2103<\/span><\/td>\n97 MPa<\/span><\/td>\n<\/tr>\n
B-322<\/span><\/td>\nFlame Retardant: V-0<\/span><\/td>\n1.47 g\/cm\u00b3<\/span><\/td>\n6.5 g\/10min<\/span><\/td>\n<\/td>\n<\/td>\n0.3 %<\/span><\/td>\n293.5 \u00b0C<\/span><\/td>\n<\/td>\n<\/td>\n80\u00a0<\/span><\/td>\n8.16 kJ\/m\u00b2<\/span><\/td>\n<\/td>\n74.48 kJ\/m\u00b2<\/span><\/td>\n2.7E-3 cm\/cm\/\u00b0C<\/span><\/td>\n<\/td>\n<\/tr>\n
P-1720 NT 13<\/span><\/td>\nFlame Retardant: V-0<\/span><\/td>\n1.24 g\/cm\u00b3<\/span><\/td>\n7 g\/10min<\/span><\/td>\n70.3 MPa<\/span><\/td>\n75 %<\/span><\/td>\n0.7 %<\/span><\/td>\n357\u00a0\u2103<\/span><\/td>\n2480 MPa<\/span><\/td>\n174\u00a0\u2103<\/span><\/td>\n<\/td>\n69 J\/m<\/span><\/td>\n2690 MPa<\/span><\/td>\n<\/td>\n5.6E-3 cm\/cm\/\u2103<\/span><\/td>\n106 MPa<\/span><\/td>\n<\/tr>\n
M-2300 MR<\/span><\/td>\n<\/td>\n1.24 g\/cm\u00b3<\/span><\/td>\n7.5 g\/10min<\/span><\/td>\n75.8 MPa<\/span><\/td>\n70 %<\/span><\/td>\n0.7 %<\/span><\/td>\n357\u00a0\u2103<\/span><\/td>\n2480 MPa<\/span><\/td>\n178\u00a0\u2103<\/span><\/td>\n<\/td>\n53 J\/m<\/span><\/td>\n2760 MPa<\/span><\/td>\n<\/td>\n5.6E-3 cm\/cm\/\u2103<\/span><\/td>\n107 MPa<\/span><\/td>\n<\/tr>\n
B-430<\/span><\/td>\nFlame Retardant: V-0<\/span><\/td>\n1.52 g\/cm\u00b3<\/span><\/td>\n7 g\/10min<\/span><\/td>\n121 MPa<\/span><\/td>\n2.5 %<\/span><\/td>\n0.25 %<\/span><\/td>\n279.5\u00a0\u2103<\/span><\/td>\n<\/td>\n166\u00a0\u2103<\/span><\/td>\n<\/td>\n96.1 J\/m<\/span><\/td>\n9380 MPa<\/span><\/td>\n<\/td>\n2.7E-3 cm\/cm\/\u2103<\/span><\/td>\n185 MPa<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

 <\/p>\n

09 | Why Source from Juyuan?<\/span><\/h2>\n

 <\/p>\n

With 24 years of experience in global plastics trade, Juyuan ensures:<\/span><\/p>\n

\u00a0 \u30fbFast Fulfillment<\/strong> \u2013 Ready stock shortens delivery lead times.<\/span><\/p>\n

\u00a0 \u30fbModel Selection Expertise<\/strong> \u2013 Guidance across multiple PSU and related grades.<\/span><\/p>\n

\u00a0 \u30fbGlobal Supply Network<\/strong> \u2013 Reliable sourcing from established manufacturers worldwide.<\/span><\/p>\n

\u00a0 \u30fbTechnical Support<\/strong> \u2013 Help with processing challenges, certification, and design optimization.<\/span><\/p>\n

By choosing Juyuan, customers secure not only EPISPIRE PSU EP-340 supply but also a dependable partner for long-term success.<\/span><\/p>\n

\"Polysulfone<\/p>\n

 <\/p>\n

 <\/p>\n

\u3010\u0e02\u0e49\u0e2d\u0e41\u0e19\u0e30\u0e19\u0e33\u0e17\u0e35\u0e48\u0e40\u0e01\u0e35\u0e48\u0e22\u0e27\u0e02\u0e49\u0e2d\u0e07\u3011<\/strong><\/span><\/h2>\n

 <\/p>\n

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RTP Engineering Plastics<\/a> Series Comparison | Juyuan <\/span>\u0e40\u0e23\u0e35\u0e22\u0e19\u0e23\u0e39\u0e49\u0e40\u0e1e\u0e34\u0e48\u0e21\u0e40\u0e15\u0e34\u0e21><\/span><\/a><\/p>\n

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Plastic Material Data Sheet Explained:<\/a> Key Properties, Test Methods & Value Guide \u0e40\u0e23\u0e35\u0e22\u0e19\u0e23\u0e39\u0e49\u0e40\u0e1e\u0e34\u0e48\u0e21\u0e40\u0e15\u0e34\u0e21><\/span><\/a><\/span><\/span><\/span><\/p>\n

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Udel\u00ae PSU Series Comparison<\/a> | High-Strength, Heat-Resistant Plastics <\/span>\u0e40\u0e23\u0e35\u0e22\u0e19\u0e23\u0e39\u0e49\u0e40\u0e1e\u0e34\u0e48\u0e21\u0e40\u0e15\u0e34\u0e21><\/span><\/a><\/p>\n

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 <\/p>","protected":false},"excerpt":{"rendered":"

What is EPISPIRE   Solvay\u2019s EPISPIRE PSU EP-340 is an unfilled polysulfone material that delivers a rare balance of transparency, strength, and thermal stability. With its resistance to heat, low distortion under stress, and reliable optical clarity, it has become a trusted choice across electronics, automotive, medical, and optical industries.   01 | Key Material […]<\/p>\n","protected":false},"author":1,"featured_media":4037,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[75],"tags":[76],"class_list":["post-4056","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-polysulfone","tag-psu"],"jetpack_featured_media_url":"https:\/\/juyuans.com\/wp-content\/uploads\/2025\/09\/10-e1757301690513.jpg","_links":{"self":[{"href":"https:\/\/juyuans.com\/th\/wp-json\/wp\/v2\/posts\/4056","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/juyuans.com\/th\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/juyuans.com\/th\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/juyuans.com\/th\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/juyuans.com\/th\/wp-json\/wp\/v2\/comments?post=4056"}],"version-history":[{"count":1,"href":"https:\/\/juyuans.com\/th\/wp-json\/wp\/v2\/posts\/4056\/revisions"}],"predecessor-version":[{"id":4057,"href":"https:\/\/juyuans.com\/th\/wp-json\/wp\/v2\/posts\/4056\/revisions\/4057"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/juyuans.com\/th\/wp-json\/wp\/v2\/media\/4037"}],"wp:attachment":[{"href":"https:\/\/juyuans.com\/th\/wp-json\/wp\/v2\/media?parent=4056"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/juyuans.com\/th\/wp-json\/wp\/v2\/categories?post=4056"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/juyuans.com\/th\/wp-json\/wp\/v2\/tags?post=4056"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}