The vacuum residue of petroleum is produced by cracking and coking at 500-550 °C in a coking unit. Petroleum coke (Petroleum coke) is a product that is converted from crude oil to light and heavy oil after distillation and the thermal cracking of heavy oil. From the appearance, coke is a black block with irregular shapes and different sizes. , with a metallic luster, the coke particles have a porous structure, it is generally considered to be an amorphous carbon body or a black solid with a needle-like or granular structure containing tiny graphite crystals in a highly aromatized polymer carbide. coke. The main element composition is carbon, accounting for more than 80%, hydrogen 1.5%-8%, and the rest are oxygen, nitrogen, sulfur, and metal elements. The carbon-hydrogen ratio is 18-24, the relative density is 0.9-1.1, the ash content is 0.1%-1.2%, and the volatile matter is 3%-16%. Calcined petroleum coke can be divided into green coke and cooked coke according to the processing method. Green coke is obtained from the coke drum of the delayed coking unit, also known as primary coke, which contains more volatile substances and has poor strength. Cooked coke is obtained by calcining green coke at 1300℃, also called calcined coke. Calcined petroleum coke is a partially graphitized form of carbon. Widely used in metallurgy, chemical industry, and other industries as electrodes or raw materials for the production of chemical products.​​

The moisture content of petroleum coke is 12-15% after pyrolysis and calcination at high temperature, wet coke quenching, and cooling process. Before grinding and pulverizing, the moisture must be dried to less than 3%. Zhengzhou Dingli New Energy Equipment Co., Ltd. has the honor to undertake a number of domestic petroleum coke drying projects. The project has won praise in the industry for its advanced technical concepts, perfect comprehensive support capabilities, high efficiency, energy-saving, and environmentally-friendly equipment and after-sales service, and is well-known in the petroleum coke drying industry. market.

The petroleum coke drying system consists of a crusher, pulverizer, gas (oil) hot blast stove, three-layer drum dryer, cyclone dust collector, pulse bag filter, conveying equipment, packaging machine, and power distribution operation control device.

Petroleum coke dryers mostly use multi-layer tumble dryers, which have a large processing capacity and a small footprint. The wet material is heated for a longer time and reduced heat consumption. Drying one ton of petroleum coke has high production efficiency and low cost. At present, petroleum coke dryers are mostly environmentally-friendly tumble dryers. The heat source is mainly natural gas, oil, coke oven gas and other fuels, and the drying process is environmentally friendly and clean.

Zhengzhou Dingli Industrial Tumble Dryer manufacturer customizes petroleum coke drying equipment of various specifications and models and heat source forms, supporting the corresponding dust collector system, with low operating cost, stable performance and mature technology.

Model Capacity(T/H) Initial Moisture(%) Final Moisture(%) Drying Temperature (℃) Total Power(KW) Plant Area(㎡)
DLSG2006/3 4.3-2.6 12-15% ≤3% 180-300℃ 40-60 8*15
DLSG2008/3 6.4-3.5 70-90 8*18
DLSG2010/3 7.6-4.6 80-100 8*20
DLSG2211/3 9.6-5.7 110-130 10*23
DLSG2512/3 11.6-7 140-160 10*25
DLSG2912/3 14.4-8.5 170-190 10*28
DLSG3212/3 15.5-9.3 210-240 12*30

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  • Djam***2023-06-25

    For bana peel dryer, Quantity to dry 80 -100 tons per day. Expected output moisture content is 15%

  • Ricca***2023-07-30

    essiccamento di 300-400 t/g di fanghi di carbonato di calcio al 20% di contenuto di H2O. proposta impianto dimensioni,costo essiccamento (costi diretti). Grazie

  • Tamer***2023-08-28

    Please can you sent me the details and process cost of the Iron ore dryer. And the price of the machines

  • Fletc***2023-09-21

    I'm from Thailand. Please let me know if your dryer system will work for drying pineapple skins or mango pulp waste?

  • Musta***2023-10-15

    I would like to ask for a price quotetion for sand dryer, how much is the one which makes 30 tones per hour after reaching my country

  • JAYES***2023-11-23

    I want to know the price for the muncipal waste dryer and if you have a whole asssembly line to make Charcoal Briquette on a large scale

  • Esams***2023-12-11

    I Required baggase dryer for 8 ton per hours with 55% moisture.Please kindly send your best quotation and product specifications.Regards

  • Sameh***2024-01-04

    Good morning i'I am from Tunisia please can you send me the technical information and price of the sand dryer capacity 20 T/h diesel

  • Abida***2024-01-25

    Hi, we are looking for coal dryer with 850 tons per day input. Please send me the cost of complete installation in Rajasthan India.

  • Visha***2024-02-03

    Silica sand dryer 20-30t/h production best price quotation manual oprater

  • Toufe***2024-02-10

    Informations about and how much is the coast to dry raw coal 1000 to 2000 tons per day

  • Paul S***2024-02-13

    Can you send me a quotation of the complete charcoal briquette production line. From crusher to dryer for a production capacity of 10 TPH

  • Jacob***2024-02-16

    I am interested in this plant equipment mainly to dry coffee grounds. Send me Coffee grounds drying machine video demonstration of DLGT1210 and DLGT 1412.

  • Tejen***2024-02-20

    Pellet plant. 2.5 to 3 ton per hour, I want to setup our own biocoal and pellet plant In morena mp so I want to know about a price of machineries.

  • Ahmed***2024-02-23

    Dryer and granulation - We want to produce organic fertilizer using chicken waste and cow manure as well as lime kindly avail your best price of 10 / 30 tone capacity per hour

  • Natas***2024-02-27

    Coffee spent drying 55% to 25%, may I get the price of the Steam Tube Rotary Dryer model: DLSG1210, capacity 40 ton/day please.

  • Guill***2024-03-01

    Please me your quotation for a 2 tons/hr, and 4 tph capacitiy Rotary Drum Dryers for Wood Chips from medium-hard wood, with about 60% moisture content.

  • Ddsik***2024-03-02

    Need coal upgrade plant 500 tons per day. Please confirm how much sulphur can be reduced in our plant.

  • Johns***2024-03-04

    Do you have 5-10 ton/h capacity available and what is the price for the whole wood sawdust drying biochar plant including moulding machines and packaging

  • Ahmed***2024-03-06

    Please send cost of wood chips dryier and full information use in pakistan. Capacity 5-8 tons per hr.

  • Sulai***2024-03-10

    l need a Sludge Dryer for stp that can process about 200 tons per day. Please share all details with price.

  • Hamz***2024-03-15

    Hi I am a moroccan olive oil producer and I would need a quote for an olive pomace dryer with a capacity of 500T per day thank you i n advance for your help

  • Ajay P***2024-03-18

    I am interested to buy biomass drying &pellet plant. Can I use agricultural waste too in your machine?

  • Jitend***2024-03-22

    Rice Husk Biochar Manufacturing Plant. Capacity: 1 ton / hour (24 tons per day) Price Quotation Shipping to India.

  • Pawan***2024-03-25

    Silica sand dryer, Capacity 50 tph, Can I get dimension and price please.

  • Stebc***2024-04-05

    Could I please have a quote on a drying system - we have a wood shaver and would like to purchase a dryer that can do 3tonne per hour.

  • Ramb***2024-04-09

    0.2 x 5 cap 15t/h, What will it cost me to have this size of Sand dryer? Please your quote is most needed

  • LOUIS***2024-04-11

    Will your equipment be able to dry out granite with 8% moisture content. Production Rate 20 tons an hour. What medium would you use for heat source?

  • Sebas***2024-04-14

    Can this dryer dry pine wood shavings? And if so at what capacity? My shavings are 80% wet and needs to come down to 8% or 10% moisture

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