CPU Properties and Characteristics

 

TYPICAL PROPERTIES FOR LANX TYPE I FABRIC

PHYSICAL PROPERTIES LANX TYPE I TEST METHOD NOTES
Basis Weight (oz/yd2) 14 to 17 ASTM D-3776 (ASTM D-1776)  
Basis Weight (g/m2) 475 to 575    
       
Thickness (inches) 0.10 to 0.12 ASTM D-1777  
Thickness (mm) 2.5 to 3.0    
       
Air Permeability (cfm/ft2) 20 to 26 ASTM D-737  
Air Permeability (cc s-1/cm2) 10 to 13    
       
MECHANICAL PROPERTIES      
MD Elmendorf Tear Strength (lbs) # ASTM D-1424 MD: Machine (or warp)Direction
MD Elmendorf Tear Strength (Newtons) #3   #: Pre tear propogated perpindicular to load vs. parallel to load
       
XD Elmendorf Tear Strength (lbs) 3.8 ASTM D-1424 XD: Cross Direction or Weft/Fill
XD Elmendorf Tear Strength (Newtons) 17    
       
MD Tongue Tear Strength (lbs) 5.6 ASTM D-2261  
MD Tongue Tear Strength (Newtons) 25    
       
XD Tongue Tear Strength (lbs) 3.6 ASTM D-2261  
Xd Tongue Tear Strength (Newtons) 16    
       
MD Trapezoid Tear Strength (lbs) 20.4 ASTM D-5587  
MD Trapezoid Tear Strength (Newtons) 91    
       
XD Trapezoid Tear Strength (lbs) 10.8 ASTM D-5587  
XD Trapezoid Tear Strength (Newtons) 48    
       
MD Grab Strength (lbs) 85 ASTM D-5034  
MD Grab Strength (Newtons) 378    
MD Grab Strain (%) 130    
       
XD Grab Strength (lbs) 45 ASTM D-5034  
XD Grab Strength (Newtons) 200    
XD Grab Strain (%) 125    
       
Bursting Strength (lbs) 54 min. ASTM D-3787  
Bursting Strength (Newtons) 25 min.    
       
Tabor Abrasion - Face (cycles to failure) 1,000 min. ASTM D-3884  
Tabor Abrasion - Back (cycles to failure) 770 min.    
       
MD Recoverable Stretch (%) 50 min.    
XD Recoverable Stretch (%) 25 min.    
       
FIRE RESISTANT PROPERTIES      
Flight Suit Only 42 Thermo-Man - 3 Second Exposure  
Flight Suit with CPU (%) 0 Thermo-Man - 3 Second Exposure  
Flight Suit with Only (%) 78 Thermo-Man - 6 Second Exposure  
Flight Suit with CPU (%) 12 Thermo-Man - 6 Second Exposure  
       
SWEATING GUARDED HOT PLATE      
Ret (m2 Pa/W) 13 ISO-STD 11092  

 

 

 

 

 

   
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