Synthetic Odorless Series Umber Pigments_Zhejiang Genky Selong Technology Co., Ltd.

1、Product Characteristics

Umber pigments are compound pigments processed from natural mineral pigments with complex component and odor. The odorless series umber pigments are synthetic iron oxide pigments improved from transparent iron oxide pigments by GENKY, which have various superior performances of umber pigments. Compared with the traditional natural umber pigments, GENKY odorless series umber pigments have the advantages of more environmentally friendly, more transparent and better color stability. The series of umber pigments conform to RoHs and EN71-3 19 heavy metals etc. standard and are non-toxic, odorless and environmentally friendly pigments.

2、Codes and technical specifications of Umber Pigments

Code	Appearance	Oil absorption g/100g	PH of water suspension	Total iron oxide %	Sieve residue%
Yellow Umber 650	Yellow powder	41-49	5-8	81-87	0.1
Red Umber 750	Red powder	41-49	5-8	90-96	0.1
Yellowish Brown Umber 568	Brown powder	38-46	5-8	77-81	0.1
Reddish Brown Umber 578	Brown powder	39-47	5-8	82-88	0.1
Blackish Brown Umber 598	Brown powder	46-54	5-8	81-87	0.1
Vandyke Brown 588	Brown powder	44-52	5-8	72-78	0.1

Code	Appearance	Oil absorption g/100g	PH of water suspension	Total iron-oxide %	Sieve residue %	Remarks
Yellowish Brown Umber 5681	Brown powder	42-50	5-8	83-89	0.1	The series of umber pigments can replace domestic brand natural umber pigments.
Yellowish Brown Umber 5682	Brown powder	47-53	5-8	81-87	0.1
Reddish Brown Umber 5781	Brown powder	36-44	5-8	83-89	0.1
Reddish Brown Umber 5782	Brown powder	36-44	5-8	84-90	0.1
Blackish Brown Umber 5982	Brown powder	36-44	5-8	79-85	0.1
Blackish Brown Umber 5983	Brown powder	36-44	5-8	74-80	0.1

Code	Appearance	Oil absorption g/100g	PH of water suspension	Total iron-oxide %	Sieve residue	Remarks
Yellowish Brown Umber 5684	Brown powder	42-50	5-8	83-89	0.1	The series of umber pigments can replace foreign brand natural umber pigments.
Yellowish Brown Umber 5685	Brown powder	44-52	5-8	77-83	0.1
Reddish Brown Umber 5783	Red powder	32-40	5-8	87-93	0.1
Reddish Brown Umber 5784	Brown powder	42-50	5-8	79-85	0.1
Reddish Brown Umber 5785	Brown powder	42-50	5-8	84-90	0.1
Reddish Brown Umber 5787	Brown powder	31-39	6-8	87-93	0.1
Blackish Brown Umber 5985	Brown powder	38-46	5-8	80-86	0.1
Reddish Brown Umber 5786	Brown powder	36-44	4-7	86-94	0.1
Blackish Brown Umber 5986	Brown powder	32-40	6-8	64-70	0.1
Yellowish Brown Umber 5683	Brown powder	35-40	6-8	77-81	0.1
Blackish Brown Umber 5984	Brown powder	51-55	5-8	66-74	0.1