Physical Properties Polyurethane Sheet, Bar and Rods
| MECHANICAL PROPERTY | 
	ASTM Test  | 
    MP300 | MP600 | MP750 | MP850 | MP900 | MP950 | MP160 | MP175 | 
| Tensile Properties | |||||||||
| Break, psi | 
       
        D-412
       
     | 
    
       
        380
       
     | 
    
       
        4500
       
     | 
    
       
        5500
       
     | 
    
       
        6000
       
     | 
    
       
        4500
       
     | 
    
       
        5500
       
     | 
    
       
        6500
       
     | 
    
       
        7500
       
     | 
  
| 100% modulus, psi | 
       
        D-412
       
     | 
    
       
        80
       
     | 
    
       
        250
       
     | 
    
       
        350
       
     | 
    
       
        600
       
     | 
    
       
        1100
       
     | 
    
       
        1800
       
     | 
    
       
        3000
       
     | 
    
       
        5500
       
     | 
  
| 300% modulus, psi | 
       
        D-412
       
     | 
    
       
        170
       
     | 
    
       
        600
       
     | 
    
       
        1000
       
     | 
    
       
        1500
       
     | 
    
       
        2100
       
     | 
    
       
        4000
       
     | 
    
       
        6500
       
     | 
    
       
        -
       
     | 
  
| Elongation, % | 
       
        D-412
       
     | 
    
       
        515
       
     | 
    
       
        500
       
     | 
    
       
        500
       
     | 
    
       
        500
       
     | 
    
       
        450
       
     | 
    
       
        320
       
     | 
    
       
        300
       
     | 
    
       
        225
       
     | 
  
| Break Set, % | 
       
        D-412
       
     | 
    
       
        -
       
     | 
    
       
        5
       
     | 
    
       
        10
       
     | 
    
       
        10
       
     | 
    
       
        10
       
     | 
    
       
        10
       
     | 
    
       
        15
       
     | 
    
       
        -
       
     | 
  
| Modulus of Elasticity, psi | 
       
        D-638
       
     | 
    
       
        -
       
     | 
    
       
        5
       
     | 
    
       
        15
       
     | 
    
       
        25
       
     | 
    
       
        50
       
     | 
    
       
        90
       
     | 
    
       
        125
       
     | 
    
       
        -
       
     | 
  
| Compression Properties (Shape factor 0.56) | |||||||||
| Deflection, psi @ 5% | 
       
        D-575
       
     | 
    
       
        15
       
     | 
    
       
        30
       
     | 
    
       
        70
       
     | 
    
       
        180
       
     | 
    
       
        310
       
     | 
    
       
        450
       
     | 
    
       
        1000
       
     | 
    
       
        2150
       
     | 
  
| Deflection, psi @ 10% | 
       
        D-575
       
     | 
    
       
        25
       
     | 
    
       
        70
       
     | 
    
       
        140
       
     | 
    
       
        390
       
     | 
    
       
        625
       
     | 
    
       
        890
       
     | 
    
       
        1600
       
     | 
    
       
        3700
       
     | 
  
| Deflection, psi @ 15% | 
       
        D-575
       
     | 
    
       
        34
       
     | 
    
       
        110
       
     | 
    
       
        220
       
     | 
    
       
        560
       
     | 
    
       
        875
       
     | 
    
       
        1170
       
     | 
    
       
        2200
       
     | 
    
       
        4700
       
     | 
  
| Deflection, psi @ 20% | 
       
        D-575
       
     | 
    
       
        38
       
     | 
    
       
        160
       
     | 
    
       
        280
       
     | 
    
       
        690
       
     | 
    
       
        1125
       
     | 
    
       
        1400
       
     | 
    
       
        3000
       
     | 
    
       
        6000
       
     | 
  
| Deflection, psi @ 25% | 
       
        D-575
       
     | 
    
       
        44
       
     | 
    
       
        220
       
     | 
    
       
        330
       
     | 
    
       
        800
       
     | 
    
       
        1350
       
     | 
    
       
        1600
       
     | 
    
       
        4000
       
     | 
    
       
        7250
       
     | 
  
| Compression Set, % | |||||||||
| Method A @ 70 C | 
       
        D-395
       
     | 
    
       
        -
       
     | 
    
       
        10
       
     | 
    
       
        8
       
     | 
    
       
        5
       
     | 
    
       
        -
       
     | 
    
       
        1
       
     | 
    
       
        10
       
     | 
    
       
        15
       
     | 
  
| Method B @ 70 C | 
       
        D-395
       
     | 
    
       
        9
       
     | 
    
       
        10
       
     | 
    
       
        15
       
     | 
    
       
        25
       
     | 
    
       
        30
       
     | 
    
       
        40
       
     | 
    
       
        50
       
     | 
    
       
        -
       
     | 
  
| Durometer, Shore 5 | 
       
        D-2240
       
     | 
    
       
        30A
       
     | 
    
       
        60A
       
     | 
    
       
        75A
       
     | 
    
       
        85A
       
     | 
    
       
        90A
       
     | 
    
       
        95A
       
     | 
    
       
        60D
       
     | 
    
       
        75D
       
     | 
  
| Tear Properties, pli, Die C | 
       
        D-624
       
     | 
    
       
        90
       
     | 
    
       
        200
       
     | 
    
       
        250
       
     | 
    
       
        400
       
     | 
    
       
        400
       
     | 
    
       
        450
       
     | 
    
       
        700
       
     | 
    
       
        850
       
     | 
  
| Abrasion Resistance, Tabor | |||||||||
| H18 @ 1000gm. load, mg. loss per 1000 cycles | 
       
        C-501
       
     | 
    
       
        -
       
     | 
    
       
        30
       
     | 
    
       
        40
       
     | 
    
       
        40
       
     | 
    
       
        30
       
     | 
    
       
        40
       
     | 
    
       
        80
       
     | 
    
       
        450
       
     | 
  
| Specific Gravity | 
       
        D-792
       
     | 
    
       
        1.20
       
     | 
    
       
        1.26
       
     | 
    
       
        1.26
       
     | 
    
       
        1.26
       
     | 
    
       
        1.10
       
     | 
    
       
        1.15
       
     | 
    
       
        1.18
       
     | 
    
       
        1.18
       
     | 
  
| Base | 
       | 
    
       
        Ester
       
     | 
    
       
        Ester
       
     | 
    
       
        Ester
       
     | 
    
       
        Ester
       
     | 
    
       
        Ether
       
     | 
    
       
        Ether
       
     | 
    
       
        Ether
       
     | 
    
       
        Ether
       
     |