MARTEAU & LEMARIECERTIFICATIONCONTACTOUR LOCATION  Version Française 

Precision Balls

 

Plastic Precision Balls: Polyamide Nylon PA 6,6

  Unit Polyamide Nylon PA 6,6
Density g/cm3 1,14
Color   blanc cassé
Resistance to Constant Heat °C 100
Resistance to Temporary Heat °C 180
Resistance to Cold °C -30
Water Absorbtion % 2
Hardness (Shore) Grade D 100
State (20°C)   Very Hard
Tensile Strength N/cm2 77/84
(Newton Scale)    
Ball Indentation N/mm2 100
(Hardness 10 seconds)    
Modulus of elasticity N/mm2 2000
(Deformation Resistance)    
Dielectric Strength KV/CM 600

Resistance   Solvents
Oils
Grease
Benzine
Benzol
Weak Alkaline
Ester
Water
Non resistance   Acids
General Resistance   Extreme hardness and rigidity
Does not become misshapen in high temperatures
High Compression Point
Very smooth finish
High water absorption Rate
High resistance to solvents
Resistance to combustibles and lubricants
No particular health risks