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Delrin Balls & Teflon Ball
Delrin Balls & Teflon Balls  
 
Tan Kong specializes in precision plastic balls (Delrin),available in the following grades and materials.
Grade Diameter Tolerance Roundness Tolerance Diameter Tolerance Roundness Tolerance
Unit inch inch mm mm
0 0.0005 0.0005 0.0127 0.0063
1 0.001 0.0005 0.0254 0.0127
2 0.002 0.001 0.050 0.025
3 0.005 0.005 0.127 0.127
4 0.015 N/A 0.381 N/A

 
Material Available
 
Item Delrin AF
Material 20% Teflon+80% Delrin
Density (g/cc) 1.50
Hardness (Rockwell R scale) 115
Wear resistant (kgf/cm2 ) 0.19
Wear Absorption(%) 0.2
Heat Resistance (°C) 340
Resistance to weak acid good
Resistance to strong acid poor
Resistance to weak alkali good
Resistance to strong alkali good
Resistance to organic solution good
Feature Good wear/heat resistance;good corrosion resistance Dark brown color
 
 
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