With the acceleration of social and economic development and urbanization, the amount of sewage sludge in urban areas is increasing. Like domestic garbage, if it cannot be disposed of safely, it will seriously affect the living environment. The effective means of sewage treatment is to press and dewater the sewage, and then dry the sludge. The volume of the dried sludge can be reduced by 4 to 5 times. The product is odorless and free of pathogens. It can be used as fertilizer, soil improver and substitute energy, etc.

According to the characteristics of sludge treatment at present, Dingli Group has carried out a series of technical breakthroughs and practices, and carefully developed a horizontal stirring continuous drying equipment with steam as heat transfer medium and heat conduction as the main part. Because the agitating blade is shaped like a paddle, it is called a paddle dryer. The product can indirectly heat or cool the paste, granular, powder, and slurry materials, and can complete unit operations such as drying, cooling, heating, sterilization, reaction, and low temperature combustion. The special wedge-type stirring heat transfer blades in the equipment have high heat transfer efficiency and self-cleaning function of the heat transfer surface.

sludge

sludge

The cylinder is a jacket structure in which hot steam circulates inside. During operation, water vapor is introduced into the jacket, hollow shaft and blade to provide the heat required for drying; a very small amount of air is introduced into the dryer and used as a carrier for the steam (or organic steam) that evaporates during drying; the material enters the machine from the feed port, and is conveyed by the hollow blade to the discharge port for discharging. The material is heated and evaporated by the hollow blade and the jacket during the conveying process to be dried. The heat transfer surface of the wedge blade has a self-cleaning function. The relative motion between the particles and the wedge surface produces a washing effect which washes away the adhering material on the surface of the blade, which allows the material to have a long residence time and a high fill factor.

Model Dry area(㎡) Capacity(Water·kg/d) Power(kw) Volume(m³) Dimension(mm) Spindle speed(r·p·m)
DHM-5 5 50~140 3 0.08 3700*600*980 10~30
DHM-10 10 100~280 4 0.40 3800*800*1200
DHM-18 18 180~504 7.5 1.09 4000*1200*1600
DHM-29 29 290~812 11 1.85 5600*1500*1800
DHM-36 36 360~1008 30 2.42 6000*1500*1800
DHM-41 41 410~1148 37 2.80 6000*1600*1800
DHM-50 50 500~1400 45 3.57 6200*1700*2300
DHM-87 87 870~2436 55 7.39 6700*2400*2600
DHM-128 128 1280~3584 90 12.0 7500*3300*2700
DHM-256 256 2560~7168 180 28.4 9100*3700*3300

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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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