Specifications
|
TEST ITEMS |
UNIT |
INDEX |
|
Iodine Adsorption Number |
g/kg |
43 ± 5 |
|
Oil Absorption Number (OAN) |
10-5m3/kg |
121 ± 5 |
|
Crushed OAN (COAN) |
10-5m3/kg |
80 – 90 |
|
CTAB Surface Area |
103m2/kg |
36 – 48 |
|
STSA |
103m2/kg |
34 – 44 |
|
NSA Multipoint |
103m2/kg |
35 – 45 |
|
Tinting Strength |
% |
- |
|
Heating Loss at 125℃ |
% |
≤ 1.5 |
|
Ash Content |
% |
≤ 0.5 |
|
45μm Sieve Residue |
mg/kg |
≤ 500 |
|
500μm Sieve Residue |
mg/kg |
≤ 5 |
|
Impurity |
- |
None |
|
Fines and Attrition |
% |
≤ 8 |
|
Pour Density |
kg/m3 |
360 ± 40 |
|
Stress at 300% Modulus |
MPa |
-0.5 ± 1.0 |
Features
Carbon Black concrete N-550 Medium reinforcing Carbon Black with a higher structure in comparison to N-539. This material imparts a medium abrasion resistance, high strength, low shrinkage and it provides a high extrusions capacity.
It is predominantly used in tire carcasses, inner tubes, cable jacketing, gaskets and plastic compounds.



Applications
Carbon Black N550 is recommended to be used in cord layer of tires, sidewall of tires, the rubber material for extrusion or calendered goods.
Carbon Black concrete N550 fits for nature rubber and all kinds of compound rubbers, plastics, easy dispersion, could provide rubber well inflexibility, fast extrusion, and smooth surface after extrusion with good reinforcing intensity, elasticity, and recovering intensity. It's better to mix with N660 when the N550 is used in butyl rubber (PIBI) inner tube.

FAQ
Can we print our logo on the product?
Yes, we can do it, Just send us your logo design, we can put it on the bag.
Do you accept small orders?
Yes, If you are a small retailer or buyer, or starting up business, we are definitely willing to growing up with you. And we are looking forward to co-work with you for a long-term relationship.
How about the price? Can you make it cheaper?
We always take the customer's benefit as the top priority.
Price is negotiable under different conditions, we are assuring you to get the most competitive price.
Who are we?
We are based in Taiyuan, China, star from 1979, sell to Eastern Asia, Eastern Europe, Domestic Market, South Asia, Southern Europe, Northern Europe, North America, Mid-East ans so on.
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