Current position：
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N347New technology high structure high abrasion furnace black| Product
■N347（HAF－HS）New technology high structure high abrasion furnace black has a higher structure, and good processing properties, and allows a higher volume of oil filling. ■N347 is mainly used for tire tread, renovation tire tread, cable outer, rubber hose, adhesive tape, rubber roofing and industrial rubber products, this product is easy to disperse in the rubber compound, has smooth surface, the pressure expansion of expo... -
HC series wasHC series was the color carbon black| Product
■HC series was the color carbon black developed according clients needs and is mainly used in non-rubber field by the company, and the main models are HC1001, HC2001, HC3001 and HC3002, etc. ■HC1001 is a high specific surface area, low structure product, it has good black levels, high color strength, high atmospheric corrosion resistance, and mainly used in plastics. ■HC2001 is a high specific surface area, ... -
N650High structure general purpose furnace black| Product
■N650（GPFHS）High structure general purpose furnace black is a recent development and wet soft product of ROUND STAR company. N650 is a middle-reinforced high-performance general-purpose furnace black, it can give a better process performance to rubber, and has higher rubber tear strength and modulus. ■N650 is used widely and applicable to tire cord layer, sidewall, inner tubes, cable coating, hose, shoes and other ro... -
N660（GPF）General Purpose Furnace Black| Product
■N660（GPF）General Purpose Furnace Black is a recent development and wet soft product. N660 is the main product within N600 series. It is called general furnace black because it has the features of high stress at definite elongation of high modulus furnace black and the good fabricability of FEF, high flexibility of semi-reinforcing furnace black and the flexing resistance of fine particle furnace black, which has a wide range of applica... -
N550Fast extrusion furnace carbon black| Product
■N550 (HEF) fast extrusion furnace carbon black is one of the wet soft series products developed and produced by the company in recent years. N550 particle has smooth surface, high structure. It is a middle-reinforced with both performance and processability within the species, particularly, it gives a higher-ting rubber and good pressure, so its called fast baked black, its reinforcing quality performance is higher than other soft b... -
N375New technology high structure high abrasion furnace black| Product
■N375（HAF－HS）is another new technology high structure high abrasion furnace black, its structure is lower than N339, while other property is alike N339. ■N375 is alike N339 in usage, it is used for car tires, truck tires and off-road tire tread rubber, and also for covering the rubber conveyor belt and so on. This product is lower in structure and vulcanized rubber heat slightly than the N339, while its usage is basically...
Quality Assurance
Technical Index
Laboratory
The laboratory is equipped with 15 professional testing rooms such as element analysis room, strength testing room and physical analysis room. It has advanced testing equipment in the industry, including low-temperature nitrogen adsorption tester, automatic titration oil absorption meter, atomic emission spectrometer, single carbon black particle There are more than 50 testing and analysis instruments such as strength testers and electronic tensile machines. The laboratory has established a relatively complete test method for carbon black product inspection items in the industry in accordance with ASTM or national standards.
Oil absorption value tester, color strength tester, polycyclic aromatic hydrocarbon tester, weighing balance, solution preparation instrument, flat vulcanization tester, oil absorption value manual tester, drying box, nitrogen adsorption tester, heavy metal tester, compressor, Mooney Viscometer, Vibrating Screen, Toluene Transmittance Tester, Tensile Strength Tester, Sulfur Change Tester, Rubber Mixer, Particle Hardness Tester, Washed Screen Residue Tester
