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Duratron® T4203 PAI

Chemical Family
Polyamides

Duratron® T4203 PAI is a polyamide-imide material that offers exceptional strength and durability in high-tech equipment and structural applications. With features such as high impact strength, high elongation, and dimensional stability, it is a reliable choice for precision parts and components that require high performance in extreme conditions.Features:High impact strengthHigh elongationDimensional stabilityHigh temperature resistanceExceptional machinabilityBenefits:Able to withstand extreme conditions and loadsIdeal for precision parts and components in high-tech equipmentSuitable for structural applications such as linkages and seal ringsExcellent choice for wear applications involving impact loading and abrasive wearApplications:Electrical connectors and insulatorsStructural components such as linkages and seal ringsWear applications involving impact loading and abrasive wearPrecision parts in high-tech equipment

Properties

Physical Form
  • Plates, Rods, Tube
  • Plates
  • Rods
  • Tube

Other characteristics

Brand
Duratron® PBI, PEI, PAI
Density
1,410.0 kg/m³
Features

Creep Resistant, Dimensional Stability, Electrically Insulating, Excellent Toughness, Good Abrasion Resistance, Good Compressive Strength, Good Impact Strength, Good Machinability, High Elongation, High Loading Absorption Capability, High Strength, High Temperature Resistance, High Tolerance, Low Thermal Expansion, Odorless, Wear Resistant

Polymer Name
Polyamide-imide (PAI)
Tensile Modulus
4,200.0 MPa
Color (Properties)
Brown
Markets
  • Electrical & Electronics
  • Industrial
Technology
Plastics
Labeling Claims
Odor-free
Details

Duratron® T4203 PAI offers the best toughness and impact strength of all Duratron® PAI grades. This extruded grade is very popular for precision parts in high-tech equipment. In addition, its good electrical insulating ability provides numerous possibilities in the field of electrical components. Compression molded Duratron® T4203 PAI is similar in composition to Duratron® T4203 PAI, and is selected when larger shapes are required.

Product Families
Plastics — Parts, Shapes & Films

Technical data

Table 1 of 4

9 rows
CharacteristicValueUnitMethod
Tensile Strength150MPaISO 527-1/-2 (7)
Tensile Strain (Elongation) at Break9%IsO 527-1/-2 (7)
Tensile Strain (Elongation) at Break20%ISO 527-1/-2 (7)
Tensile Modulus of Elasticity4200MPaISO 527-1/-2 (9)
Shear Strength110MPaASTM D732
Compressive Stress (1 / 2 / 5 % Nominal Strain)34/ 67/ 135MPaISO 604 (10)
Charpy Impact Strength (Unnotched)no breakkJ/m²ISO 179-1/1eU
Charpy Impact Strength (Notched)15kJ/m²ISO 179-1/1eA
Flexural Strength178MPaISO 178 (12)

Table 2 of 4

10 rows
CharacteristicValueUnitMethod
Glass Transition Temperature (DMA, Tan Delta)280°CDMA
Thermal Conductivity (23°C)0.26W/(K.m)—
Coefficient of Linear Thermal Expansion (23 - 60°C)40µm/(m.K)—
Coefficient of Linear Thermal Expansion (23 - 100°C)40µm/(m.K)—
Coefficient of Linear Thermal Expansion (min. 150°C)50µm/(m.K)—
Heat Deflection Temperature (Method A: 1.8 MPa (264 PSI))280°CISO 75-1/-2
Continuous Allowable Service Temperature in Air (20.000 hrs) (3)250°C—
Minimum Service Temperature (4)-50°C—
Flammability (3 mm) (5)V-0—UL 94
Flammability (Oxygen Index)45%ISO 4589-1/-2

Table 3 of 4

5 rows
CharacteristicValueUnitMethod
Electric Strength24kV/mmIEC 60243-1 (15)
Volume Resistivity100000000000000Ohm.cmIEC 62631-3-1
Surface Resistivity10000000000000000Ohm/sq.ANSI/ESD STM 11.11
Dielectric Constant (1 MHz)3.9—IEC 62631-2-1
Dissipation Factor (1 MHz)0.031—IEC 62631-2-1

Table 4 of 4

6 rows
CharacteristicValueUnitMethod
Density1.41g/cm³ISO 1183-1
Water Absorption (After 24h Immersion in Water of 23°C)0.35%ISO 62 (16)
Water Absorption (At Saturation in Water of 23 °C)4.4%—
Wear Rate5µm/kmISO 7148-2 (18)
Dynamic Coefficient of Friction0.35 - 0.6—ISO 7148-2 (18)
Limiting PV (0.1/1 m/s Cylindrical Sleeve Bearings)0.32/0.20Mpa.m/s—

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