Sulphur Black

Sulphur black SDR is Lustrous Grains, Imparts full black shade with a slight reddish or greenish tone which having good light fastness and low price. We are available in powder, granules and liquid form, having high degree of properties than other cotton dyes available in market. Good color fastness properties such as light fastness, wash fastness and cost effectiveness makes Sulphur black an important class of dye.

Cas.No. 1326-82-5

Strength (with the standard) 100%

Shade Approximate to the Standard

pH Value 12.0-13.5

Viscosity(mpa. S) < 300

Density(g/cm3) < 1.30-1.50

Granules Sulphur Black

Name2

Application:

Mainly used for dyeing on cotton, also used for dyeing on cambric, viscose and vinylon.

In Denim, It shows controlled diffusion of dyestuff on slasher//rope dyeing machines for SBIT (Sulphur Bottom Indigo Topping) and IBST (Indigo Bottom Sulphur Topping) applications. It is recommended for bottoming//topping application on denim yarn

The powder dye is first made into paste with a little water (containing the requisite amount of Sulphide and soda ash) and then boiled for about ten minutes with further addition of water, to make solution. This solution is then made upto the requisite volume with water in the dyeing vessel. The material to be dyed is then introduced in bath, the temperature is raised and the necessary quantity of common salt or glauber’s salt crystals are added depending upon the depth of the shade required. The material is then rinsed well, after treated if necessary, rinsed again and finished in the normal manner.

SDR FASTNESS PROPERTIES

(a) Acid (Organic) : 4-5

(b) Alkali : 4-5

(c) Hot processing : 5

(d) Light : 6-7

(e) Mercerizing : Redder-Apparent increase in strength

(f) Milling : 4-5

(g) Perspiration : 5

(h) Washing moderate : 5

Washing Severe : 4-5

SULPHUR BLACK SDR Advantages:

ALAN CHEMICAL provides full range concentration of Sulphur black powder from 100% to 240%. And We are very strong on glucose reduced Sulphur black liquid which quality same as ARHCORMA. Both Reddish and Bluish shade avaible.

On 2019 have passed OEKO-TEX、On 2020 GOTS certificate.

We provide Technical Support on Sulphur Black liquid for Denim.

Why choose our sulfur black dye?

Company Strength-We are the sulphur black manufacturer over 20 years manufacturing experience. Our sulphur black is not only stable quality, but also with competitive price, Our sulphur black 1 has both liquid and crystal, including Sulphur Black B(Greenish) and Sulphur Black BR(Reddish).Sulfur black use for dyeing denim and cotton.

Product quality-how to ensure stable and high-quality output (QA, QC)

We have a complete set of new testing equipment and technicians with more than ten years of work experience.

Reputation Certification-What strong third-party guarantees do we have?

Our sulphur black dyes are certificated with Gots, Oeko-tex, ZHDC,

Service Process-Why is our service easier, simpler and more efficient than our peers?

We send samples to customers first for testing to ensure that the quality meets their requirements，and the samples come directly from bulk cargo.  Customers can be guaranteed that the goods they will receive in the future are exactly the same quality as the samples. 

Cooperation case introduction- Where is our main markets ?

Our main markets are Pakistan, India, Bangladesh, Vietnam, Indonesia and South America, etc.

Customer Reviews-Feedback from customers who have worked with us?

Our sulphur black liquid's quality is as good as Archroma , but sulphur black price is much  competitive .