Marinite A and Marinite C

These boards are heat treated formulations for use in conveying, containing and forming molten aluminum and other non-ferrous metals. Applications include holding furnace linings, tips for continuous casters, transition plates, rings, plugs, baffles, troughs, spouts, floats and filter boxes.

Properties  
  MARINITE TRANSITE
Aluminum Contact Boards  
  A C        
High Temperature Structural Insulation  
CS85     P I&M    
Low Temperature Industrial Board  
          HT 1000
Available thicknesses   1⁄4" – 3" 1⁄2" – 3" 1" – 2" 1⁄2" – 2" 1⁄2" – 3" 1⁄4" – 3" 1⁄2" – 3"
Sheet Sizes       ALL SHEETS ARE 4 ft. x 8 ft.    
Density                
    pcf   85 65 54 60 46 100 98
   
(kg/m²)
  (1362)  (1041) (865) (961) (737) (1602) (1570)
Modulus of Rupture (Flexural strength)
   
psi
   kg/cm²
  3000
(210)
1400
(98) 
900
(63)
1400
(98)
800
(56)
2600
(183)
3000
(211)
Comprehensive Strength %              
    Ultimate Load,            psi   10300 3000 2200 10,400 13,350
                                    kg/cm²   (724)  (211) (155) (731) (939)
    @ 5% Deformation,    psi   6400 2400 1600 3050 1000 6500
                                    kg/cm²   (450)   (169) (112) (214) (70) (457)
Moisture Content %              
    (normal), % of dry weight   1.0 2.5 2.5 3.0 3.0 12 7
Thermal Conductivity                
    Mean temperature, Btu-in/ft², hr, °F                
      250°F   2.40 2.40
      400°F   2.13 –   .99 1.13 0.81
      600°F   –   1.00  1.15 0.79
      800°F   1.94 1.92 1.03  1.16 0.81
      1000°F   2.01 1.95 1.06 1.17 0.86
   Mean temperature, (W/mk)                
      121°C   0.34 0.34
      204°C   0.31  0.14  0.16 0.12
      316°C   0.14  0.17 0.11
      427°C   0.28  0.28 0.15 0.17 0.12
      538°C   0.29 0.28 0.15  0.17 0.12
Shrinkage                
  24 hrs @   1600°F 1350°F 1350°F 1200°F 1200°F 600°F 600°F
    Linear (Length or width), %   0.24 0.1 2.3 0.6  0.4 0.85 0.14
    Thickness, %   2.0 0.8 9.4 2.1 1.4 3.7 0.41
Electrical                        
Arc Resistance, seconds, ASTM D 495   304 260 272
Volume Resistivity, ohm-cm, ASTM D 257   4.52 x 1012     5.0 x 108 9.8 x 107 7.1 x 1010 1.25 x 1013
Dielectric Strength, v/mil, ASTM D 495   61 46 45 35 56
Screw Holding Strength                          
   @ 7⁄8" penetration, lbs   875 240 220 500 200
                               (k/g)   (397) (109) (100) (227) (91)

Note: All BNZ products are non-asbestos.
         Test results represent typical average values obtained in accordance with accepted test methods.