Semitron™ MDS 100 PEEK is a modified grade with a remarkable combination of strength, stiffness and stability. This particular material was developed for use in uncontrolled application environments where a high level of precision is required. Due to this, Semitron™ MDS 100 PEEK components are often used as test sockets, nests and fixtures in test and package equipment throughout the semiconductor and electronics industry.
PROPERTIES
High strength and stiffness
High dimensional stability
Precision performance in uncontrolled environments
Thermal Properties
Property
Value
Heat Deflection Temperature at 1.8MPa (264 psi) (ºC)
Continuous allowable service temperature in air
250
Mechanical Properties
Property
Value
Tensile Strength (MPa)
118
Tensile Modulus of Elasticity (MPa)
11,000
Compressive stress at 1% nominal strain (MPa)
73
Compressive stress at 2% nominal strain (MPa)
125
Compressive stress at 5% nominal strain (MPa)
Flexural Strength (MPa)
Charpy Impact Notched (kJ/m²)
2.0
Chemical Properties
Property
Value
Hot Water / Steam
Acceptable
Acids, Weak
Acceptable
Acids, Strong (pH 1-3)
Limited
Alkalies, Weak
Acceptable
Alkalies, Strong (pH 11-14)
Acceptable
Hydrocarbons - Aromatic
Acceptable
Hydrocarbons - Aliphatic
Acceptable
Ketones, Esters
Acceptable
Chlorinated Solvents
Acceptable
Alcohols
Acceptable
Inorganic Salt Solutions
Acceptable
Electrical Properties
Property
Value
Dielectric Strength (kV/mm)
Certification Properties
Property
Value
FDA
Not compliant
European Food Approval
Not compliant
NSF
Not compliant
3A-SSI
Not compliant
Canada AG
USDA
Not compliant
Flammability (UL Rating)
V-0
Medical use
Miscellaneous Properties
Property
Value
Base Material
PEEK
Brand Family
Colors
Grey
Density (g/cm3)
1.51
Water Absorption after 24 hrs immersion in water (%)
