Copper Chromite Black - ZHONGLONG MATERIALS LIMITED

Complex Inorganic color Pigments

Copper Chromite Black (PBk 28)

Copper Chromite Black is an inorganic black pigment made from copper oxide and chromium oxide, characterized by a deep, stable black tone and excellent weather resistance, heat resistance, and chemical corrosion resistance. It has fine particle size with uniform distribution, providing good opacity and tinting strength, with strong resistance to fading and migration. Additionally, it offers UV resistance and is non-toxic and environmentally friendly.

Complex Inorganic color Pigments

Inclusion Pigment

Product Code	Color Index Name	Pigment Chemical	Mean Particle Size	Oil Absorption (%)	PH	Heat Resistance
Black-2301K	PBK28/77428	Cu-Cr-Mn	~0.6	20-35	4-8	800
Black-2302K	PBK28/77428	Cu-Cr-Mn	~0.6	20-35	4-8	800
Black-2304K	PBK28/77428	Cu-Cr-Mn	~0.6	20-35	4-8	900
Black-2303K	PBK28/77428	Cu-Cr	~0.5	20-35	4-8	800
Black-2313K	PBK28/77428	Cu-Cr	~0.5	20-35	4-8	>500
Black-2314K	PBK28/77428	Cu-Cr	~0.5	20-35	4-8	800
Black-2315K	PBK28/77428	Cu-Cr	~0.5	20-35	4-8	800

Main Characteristics

Pigment Black 28(C.I. 77428)
Spinel structure
Dark bluish black shade
Ease of dispersion
Excellent dimensional stability, Non-bleeding and Non-migratory
NIR absorbent
Light fastness 8(1-8)
Weather fastness 5(1-5)
Acid fastness 5
Alkali fastness 5
Solvent fastness 5
Cement fastness 5

Application Scope

Suitable for all indoor and outdoor applications;
Recommended for combinations with high performance organic pigments in opaque formulations to achieve improved weather resistance;
Recommended for applications requiring excellent chemical and weathering resistance;
Suitable for Polymer PVC-P; PVC-U; PUR; LD-PE; HD-PE; PP; PS; SB; SAN; ABS/ASA; PMMA; PC; PA; PETP; CA/CAB; UP; Masterbatch; Engineering plastics; Wood-plastics; Powder Coatings; Water Based Coatings; Solvent Based Coatings; Stoving coatings; High temperature resistant coatings; Fluorocarbon coatings; Silicon coatings; No-stick coatings; Printing Inks; Glass inks; Construction materials; Cement; Mortar; Concrete; Roofing granules; Colored sands.

Color Matching

ZPIGMENTS provides complete custom color matching services to help our customers develop new colors and finishes to meet specific application standards and/or unique customer needs.
ZPIGMENTS works closely with customers to understand their specific requirements to provide customized color solutions.
Please contact us: [email protected]/0086-13808410850（Whatsapp Number）