Polysulfone Washers

tecason-sTECASON™S is a transparent engineering plastic known for its chemical resistance, rigidity, high-temperature performance, and its ability to operate in an autoclave environment. TECASON™S is FDA and NSF compliant and holds its excellent mechanical properties over a wide range of temperatures.

  • Autoclave resistance
    TECASON™S maintains dimensional stability and mechanical performance through repeated autoclaves.
  • Excellent electrical properties
  • Good chemical resistance
    TECASON™S performs well in mineral acids, alkali, salt solutions, and hydrocarbons.
  • Superior resistance to creep
  • FDA and NSF compliant
  • High-temperature performance
    TECASON™S has a heat deflection temperature of 345°F and a long-term continuous use temperature of 285°F.
  • Excellent hydrolytic stability
  • High strength and rigidity
  • Flame retardant
    TECASON™S is rated UL94 V-O

TECASON™S’ unique combination of chemical and hydrolytic resistance, high temperature performance, good mechanical properties, and agency approvals make it an excellent choice for applications in the pharmaceutical, medical, food service equipment, semiconductor processing, and electronic equipment industries.

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Properties Condition Value Test Method Comment
Mechanical Modulus of elasticity (tensile test) @ 73°F 360,000 psi ASTM D 638 1) Injection molded specimens
Tensile strength at break @ 73°F 10,200 psi ASTM D 638
Elongation at break @ 73°F 50 % ASTM D 638
Flexural Strength @ 73°F 15,400 psi ASTM D 790
Modulus of Elasticity (flexural test) @ 73°F 390,000 psi ASTM D 790
Impact strength (Izod) @ 73°F 1.3 ft-lbs/in ASTM D 256
Rockwell hardness R Scale 120 ASTM D 785
Coefficient of friction Dynamic, 40 psi, 50 fpm 0.37 ASTM D 702
Thermal Deflection temperature @ 264 psi 345 °F ASTM D 648 1)
Deflection temperature @ 66 psi 358 °F ASTM D 648 1)
Service temperature Intermittent 340 °F
Service temperature Long Term 285 °F
Thermal expansion (CLTE) 3.1*10-5 in/in/°F ASTM D 696 1)
Electrical Volume resistivity @ 73°F 5×1016 Ω*cm ASTM D 257
Dielectric strength 425 V/mil ASTM D 149
Dissipation factor @ 60 Hz, 73 °F 0.001 ASTM D 150
Dielectric constant @ 60 Hz, 73 °F, 50% RH 3.1 ASTM D 150
Other Moisture absorption @ 24 hrs, 73°F 0.30 % ASTM D 570
This information is only to assist and advise you on current technical knowledge and is given without obligation or liability. All trade and patent rights should be observed. All rights reserved. Data obtained from extruded shapes material.
TECASON ™ – Ensinger Industries, Inc.

Mechanical

Property: Modulus of elasticity (tensile test)
Condition: @ 73°F
Value: 360,000 psi
Test Method: ASTM D 638
Comment: 1) Injection molded specimens

Property: Tensile strength at break
Condition: @ 73°F
Value: 10,200 psi
Test Method: ASTM D 638
Comment:

Property: Elongation at break
Condition: @ 73°F
Value: 50 %
Test Method: ASTM D 638
Comment:

Property: Flexural Strength
Condition: @ 73°F
Value: 15,400 psi
Test Method: ASTM D 790
Comment:

Property: Modulus of Elasticity (flexural test)
Condition: @ 73°F
Value: 390,000 psi
Test Method: ASTM D 790
Comment:

Property: Impact strength (Izod)
Condition: @ 73°F
Value: 1.3 ft-lbs/in
Test Method: ASTM D 256
Comment:

Property: Rockwell hardness
Condition: R Scale
Value: 120 –
Test Method: ASTM D 785
Comment:

Property: Coefficient of friction
Condition: Dynamic, 40 psi, 50 fpm
Value: 0.37 –
Test Method: ASTM D 702
Comment:

Thermal

Property: Deflection temperature
Condition: @ 264 psi
Value: 345 °F
Test Method: ASTM D 648 1)
Comment:

Property: Deflection temperature
Condition: @ 66 psi
Value: 358 °F
Test Method: ASTM D 648 1)
Comment:

Property: Service temperature
Condition: Intermittent
Value: 340 °F
Test Method:
Comment:

Property: Service temperature
Condition: Long Term
Value: 285 °F
Test Method:
Comment:

Property: Thermal expansion (CLTE)
Condition:
Value: 3.1*10-5 in/in/°F
Test Method: ASTM D 696 1)
Comment:

Electrical

Property: Volume resistivity
Condition: @ 73°F
Value: 5×1016 Ω*cm
Test Method: ASTM D 257
Comment:

Property: Dielectric strength
Condition:
Value: 425 V/mil
Test Method: ASTM D 149
Comment:

Property: Dissipation factor
Condition: @ 60 Hz, 73 °F
Value: 0.001 –
Test Method: ASTM D 150
Comment:

Property: Dielectric constant
Condition: @ 60 Hz, 73 °F, 50% RH
Value: 3.1 –
Test Method: ASTM D 150
Comment:

Other

Property: Moisture absorption
Condition: @ 24 hrs, 73°F
Value: 0.30 %
Test Method: ASTM D 570
Comment:

This information is only to assist and advise you on current technical knowledge and is given without obligation or liability. All trade and patent rights should be observed. All rights reserved. Data obtained from extruded shapes material.
TECASON ™ – Ensinger Industries, Inc.

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