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Fluoroloy® A42

Product catalog summary

Material Overview:
Fluoroloy® A42 is a proprietary custom PTFE material characterized by its black color and non-abrasive nature. It is suitable for use in both water and dry environments, offering good heat and wear resistance. The material is compatible with all hydraulic fluids and most chemicals, with a working temperature range from -268°C to +316°C (-450°F to +600°F).

Physical Properties:

Specific Gravity: 2.15 (ASTM D792)
Hardness: 60 Shore D (ASTM D2240)

Mechanical Properties:

Tensile Strength: 12.4 MPa (1,800 psi) (ASTM D1708)
Elongation: 90% (ASTM D1708)
Tensile Modulus: 372 MPa (54,000 psi) (ASTM D638)
Compressive Stress at 1% Strain: 11.7 MPa (1,700 psi) (ASTM D695)
Compressive Modulus: 758 MPa (110,000 psi) (ASTM D695)
Deformation under load at 2000 psi & RT: 10% (ASTM D621)

Thermal Properties:

Linear Coefficient of Thermal Expansion (Mold Direction): 14.8x10^-5 mm/mm/°C (8.22x10^-5 in/in/°F) (ASTM D696)
Linear Coefficient of Thermal Expansion (Cross Direction): 10.4x10^-5 mm/mm/°C (5.78x10^-5 in/in/°F) (ASTM D696)

Tribological Properties:

Coefficient of Friction: 0.09 (ASTM D3702)

Notes:

All testing is performed at room temperature unless otherwise specified.
Compression Strength was measured at 1% Strain.
Deformation Under Load was tested at 13.8 MPa (2,000 psi) for 24 hours.
The values provided are typical and intended for reference only; they should not be used as a basis for design specifications or quality control.

Catalog excerpts

OmnisealSolutions SAINT-GO BAIN BEYOND the boundaries of possible MATERIAL DATASHEET Fluoroloy® A42 Features & Benefits: Black color, proprietary custom PTFE, non-abrasive material Good in water and dry environments, good heat and wear resistance Compatible with all hydraulic fluids and most chemicals Working temperature range: -268°C to +316°C [-450°F to +600°F] Omniseal Solutions

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