Nhà cung cấp: Tianjin Elong Co., Ltd.
Người liên hệ: Ms. Grace Lee
Chức vụ: sales
Địa chỉ: 6-1107 post apartment, nankai district , Tianjin, China
Quốc gia: China
Điện thoại: 86-22-27272739 - Mobi:

bone black

Giá: USD2.7/KG


Bone Black
Bone Black, also called Ivory Black, Animal Charcoal, color index: Pigment Black 9, 77267, is a special black, initially produced by heating ivory, used for artists' color. Modern process is heating treated animal bones to high temperatures in the absence of air. It contains about 10% carbon, 70-80% calcium phosphate, 8% calcium carbonate, and little calcium sulphate, magnesium phosphate, calcium sulphide, and few water soluble matter. Its density is 2.5g/cm3.
Bone black is a fine pure bluish black, easy to be dispersed, good storage stability, be not seeding after dispersed. Bone black is good light resistance, heat resistance, and chemical resistance. Bone black is also good hydrophile pigment. It can be provide excellent performance in water-based coating and water-based ink.
Bone black usually were used in wood stain, such as Glaze, also can be used in ink and artists' color.
Main Technical Properties

Items

Performance

Color Shade

Bluish Black

Density g/cm3

2.5

Oil Absorption g/100g

40

Volatile Matter %

≤1.5

Water Soluble Matter %

≤1.0

Residue on 45um Mesh %

≤0.1

PH value

7-8

Heat Resistant

Good

Light Resistant

Good

Acid Resistant

Good

Alkali Resistant

Good

Color Index

Black 9   77267

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