mineral black

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Related to mineral black: Mineral blue

mineral black

[′min·rəl ¦blak]

(materials)

Black pigment made from ground slate, shale, coke, coal, or slaty coal; used in inks, plastics, and coatings.

mineral black, slate black

Black pigment obtained from crushing and grinding black earth deposits, such as slate, coal, coke, or shale.

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stearate NF 1 1 1 1 Mineral black 25 -- -- -- N-990 -- 30 -- -- N-762 -- -- 20 -- N-550 -- -- -- 20 Tensile, psi 1,800 2,600 2,900 3,100 Elongation, % 260 250 250 240 Hardness, type A 73 74 72 75

A unique type of fluorocarbon elastomer

Table 1 lists the typical chemical and physical analysis of Mineral Black 325BA, the ground bituminous coal used for these studies.

mineral black 325BA Specific gravity, raw material 1.

Several practical compounds utilizing common polymers have been chosen to illustrate the application of mineral black in actual recipes.

mineral black 325BA to lower pound-volume costs and decrease hysteresis Recipe Control B C 100%- 70%- 50%- N-660 N-660 N-660 30%- 50%- 325BA 325BA Nat.