HOTWATT HEATERS Cartridge,Immersion,air, made in USA

 

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Technical:
  Properties of Non-Metallic Solids


Table 2:  Properties of Non-Metallic Solids

Material Density
(at or near
room temp.)
(lb/cu.in.)
Average
Specific Heat
(BTU/lb/F)
Thermal
Conductivity
(at or near room temp.) K(BTU/hr./sq.ft./in./F)

Melting Point
(F)

Asbestos .070 .25 5.2 ---
Asphalt .076 .40 5.3 ---
Brickwork & Masonry .076 .22 3.7 ---
Beeswax .035 --- --- 144
Carbon .080 .28 165 6700
Cellulose Acetate .047 .3 to .5 1.2 to 2.3 ---
Butyrate .043 .3 to .4 1.2 to 2.3 ---
Delrin .051 .35 1.6 ---
Glass .101 .161 7.5 ---
Graphite .075 .20 --- ---
Lava, Grade A .085 --- 9 2912
Mica .102 .21 3.0 ---
Magnesium, Compacted .112 .209 20 ---
Nylon .040 .4 1.5 ---
Paper .034 .45 .62 ---
Paraffin .032 .70 1.6 133
Phenolic (general) .046 .40 .6 to 1.2 ---
Porcelin .114 .26 --- 3326
Polyethylene .035 .55 2.3 ---
Polyestyrene .038 .32 .7 to 1.0 ---
Quartz .080 .21 --- 3150
Rubber .044 .44 1.1 ---
Rosin .380 .5 --- ---
Sugar .073 .30 --- ---
Steatite .094 .20 17.5 to 23 2500
Sulfur .075 .175 1.9 246
Teflon .078 .25 1.7 ---
Vinyl .046 .3 to .5 .8 to 2.0 ---
Wood, Oak .029 .57 1.1 ---