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◼PRODUCT DESCRIPTION
GR-03catalyst is an olefin saturation and organic sulfur hydrogenation catalyst with modified y-Al203as carrier and nickel, cobalt and molybdenum as active metal components. It is suitable for the refining treatment of natural gas, coking dry gas and catalytic dry gas and other refinery gas, LPG, naphtha and other hydrocarbon conversion hydrogen production raw materials. This group of catalysts has the characteristics of low activation temperature, low bulk ratio, large pore volume and specific surface area, uniform distribution of active components, high hydrogenation activity and organic sulfur hydrogen o lysis activity and good activity stability. Its comprehensive performance and technical indicators have reached the international advanced level and it is in a leading position in technology in china.


◼What types of organic sulfur compounds can the GR-03 catalyst process?
The catalyst effectively processes simple organic sulfur compounds such as mercaptans, sulfides, and disulfides. It also has a certain conversion capacity for some complex organic sulfur compounds, converting them to H₂S through hydrogenation and hydrogenolysis.

◼What are the practical benefits of the catalyst's low-temperature activation?
Low-temperature activation means a shorter temperature ramp-up time during unit startup, lowering energy consumption. It also reduces the adverse effects of high temperatures on the catalyst structure and equipment, thereby lowering startup costs.

◼How do the catalyst's large pore volume and specific surface area contribute to performance?
Large pore volume and specific surface area provide more active sites and better reactant mass transfer channels, facilitating the processing of large hydrocarbons and sulfides, improving reaction efficiency and the catalyst's fouling tolerance.

◼What processes are this catalyst primarily used for?
It is primarily used in the pretreatment of hydrocarbon feedstocks prior to hydrogen production, such as the refining of coking dry gas and catalytic dry gas, and the hydrotreating of liquid hydrocarbons such as naphtha, to ensure that downstream conversion catalysts are not poisoned.
◼What is the mechanical strength of the catalyst?
Using a modified alumina carrier, the catalyst has excellent mechanical strength and anti-abrasion properties, adapting to the loading requirements of industrial reactors and long-term operation conditions while reducing dust generation.


Shandong Weiyijia Co., Ltd. is a high-tech enterprise dedicated to the field of industrial catalytic purification. We specialize in the research, development, production, and sales of a wide range of high-performance catalysts and purifiers, providing key materials and technical support to the global petrochemical, coal chemical, gas purification, environmental protection, and new energy industries.
As a professional catalyst supplier, we deeply understand the core role of catalysts in downstream processes.
Leveraging years of experience in technology research and development and engineering applications, we have developed several mature product lines, including:
Desulfurizer Series: Efficiently removes inorganic and organic sulfur from feed gases and liquids, protecting downstream equipment.
Deoxidizer Series: Precisely removes trace oxygen from olefins (such as ethylene and propylene) to prevent catalyst poisoning.
Dechlorinator Series: Removes chlorides from process materials, protecting equipment from corrosion.
Customized Catalysts: We provide customized solutions tailored to our customers' specific process conditions and requirements.
Our Core Strengths:
Professional Quality, Superior Performance:
We utilize high-purity raw materials and advanced manufacturing processes to deliver products with high activity, selectivity, mechanical strength, and a long service life. A strict quality control system is implemented throughout every production process, ensuring the stable and reliable performance of each batch of products. This helps customers improve product purity and ensures safe, stable, long-term, full, and optimal operation of their production facilities.
Technology-Driven, Cost-Optimized:
Through continuous formulation innovation and process improvement, we have successfully broken the conventional wisdom that "high quality necessarily comes at a high cost." Leveraging strong independent R&D capabilities, scaled production, and lean management, we achieve precise control over production costs, enabling us to offer customers highly competitive pricing and directly reduce your overall procurement and operating costs.
Customer First, Shared Value:
We are not just a product supplier, but a trusted partner. Our professional technical service team provides timely technical consultation, application guidance, and after-sales support to ensure optimal product performance. We are committed to creating maximum value for our customers with cost-effective solutions, achieving mutual benefit.
Choosing us means choosing reliable quality, competitive pricing, and a long-term technical partner. We sincerely look forward to working with you to jointly promote the green and efficient development of the industry!





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