LB‑2000 High‑Configuration (Relocatable) Batch‑Type Fully Automatic Asphalt Mixing Plant

Technical Specification

Specification No.: SDZHLB‑2000G

HEZE ZHENHUA MACHINERY MANUFACTURING LIMITED COMPANY

1. Main Parameters

Model: LB2000G

Structure: Modular, easy assembly and disassembly, batch‑type, fully computer‑controlled

Production Capacity: 120–160 t/h

Mixing Capacity: 2000 kg per batch

Working Voltage: 380V / 220V, 50 Hz

Operation Modes: Automatic / Semi‑automatic / Manual / Full computer control

Installed Power: ~460 kW

Aggregate entering the mixing system must meet proper grading requirements.

2. Main Technical Specifications

2.1 Cold Aggregate Supply System

Cold Aggregate Bins (with safety grating):

Capacity: 9.5 m³

Quantity: 5

Belt Feeder Conveyors:

Type: Belt feeding

Capacity: 0–60 t/h

Belt Width: 500 mm

Quantity: 5

Motor: 3 kW

Bin Vibrator:

Model: ZF18‑50

Quantity: 1 (installed on sand bin)

Collecting Conveyor:

Type: Three‑roller trough frame

Capacity: 180 t/h

Belt Width: 650 mm

Motor: 4 kW

Feeding Conveyor:

Type: Three‑roller trough frame

Capacity: 180 t/h

Belt Width: 650 mm

Motor: 4 kW

2.2 Aggregate Drying System

Drying Drum:

Type: Inclined rotary counter‑flow, stainless steel insulated outer shell

Production Rate:

• Moisture 1%, discharge 150°C → 160 t/h

• Moisture 3%, discharge 150°C → 120 t/h

Drum Size: φ2200 mm × 8000 mm × 16 mm

Motor: 15 kW × 4

Drive: Friction drive

Temperature Sensor: Installed at drum outlet

Gas Burner System:

Model: FRD‑TR2000

Maximum Output Power: 13 MW

Maximum Gas Consumption: 1350 m³/h

Adjustment Ratio: 1:6

Main Fuel: Natural gas

Main Fuel Valve Diameter: DN125

Flame Length: ~3.8 m

Flame Diameter: ~1 m

Flame Temperature: ~1800°C

Combustion Efficiency: >99%

Power Consumption: ≤30 kW

Compressed Air Requirement: ≤1 m³/min

3. Hot Aggregate Elevator

Type: Vertical double‑plate bucket elevator, gravity discharge

Capacity: 200 t/h

Motor: 15 kW

4. Vibrating Screen

Type: Four‑deck inclined vibrating screen

Capacity: 200 t/h

Vibration Motors: 5.5 kW × 2

Standard Mesh Sizes: 5×5, 10×10, 15×15, 26.5×26.5 mm

Special mesh sizes available upon request

Equipped with vibration‑reduction mounts

5. Hot Aggregate Storage Bin

Structure: 5 compartments with overflow and waste discharge ports

Total Capacity: 40 m³

Equipped with level sensors

New discharge gate design improves weighing accuracy

6. Weighing System

All weighing uses three‑point load cell measurement with electronic compensation and automatic correction.

Aggregate Weighing:

Range: 1–4000 kg

Hopper Volume: 2.0 m³

Asphalt Weighing:

Range: 0.1–300 kg

Hopper Volume: 0.35 m³

Filler Weighing:

Range: 0.1–300 kg

Hopper Volume: 0.30 m³

Discharge via screw conveyor

7. Mixing System

Type: Twin‑shaft compulsory batch mixer

Capacity: 2000 kg per batch

Motors: 37 kW × 2

Materials:

• Mixing blades and liners: High‑chromium cast iron

• Mixing arms: High‑chromium cast steel

8. Filler Supply System

Filler Silos (new and reclaimed):

Type: Vertical cylindrical

Volume: 45 m³

Quantity: 2

Screw Conveyors:

Type: Inclined screw

Capacity: 20 t/h

Motor: 3 kW

Quantity: 1

Reclaimed Screw Conveyor: 3 kW × 1

Waste Filler Screw: 2.2 kW × 1

Filler Elevator:

Motor: 11 kW

(Filler moisture must be <1%)

9. Pneumatic System

Type: Screw type, air‑cooled

Air Flow: 1.5 m³/min

Pressure: 0.8 MPa

Motor: 15 kW

Quantity: 2

Air Tank: 1 m³ × 1

10. Cyclone Dust Collector (Primary)

Type: Cyclone

Size: φ1400 mm × 3500 mm

Efficiency: >80%

11. Baghouse Dust Collector (Secondary)

Baghouse:

Type: High‑pressure pulse jet

Filter Bags: 576

Filter Area: 600 m²

Dust Emission: Inlet 3×10⁴ mg/m³ → Outlet 100 mg/m³

Air Tank:

Volume: 1.0 m³

Pressure: 0.7 MPa

Induced Draft Fan:

Type: Low‑noise

Air Volume: 137100–68250 m³/h

Pressure: 2400–3567 Pa

Motor: 110 kW

Quantity: 1

Chimney Height: 7.5 m

12. Fully Enclosed Control Room

Size: 4700 mm × 1900 mm × 2200 mm

Equipped with heating and cooling air conditioner

13. Computer and Automatic Control System

Control Console:

Type: Piano‑type, fully enclosed

Operating Temperature: 5–35°C

Humidity: 20–70%

Modes: Manual / Semi‑automatic / Fully automatic

System Functions:

• Input mix recipes

• Automatic adjustment and precise metering

• Real‑time sensor feedback and control

• Display of discharge, weighing, and temperature data

• Storage of all production data for 5 years

• Color display with dynamic plant simulation

Electrical Wiring:

• All power cables: VV type

• Covers all connections between control room and plant

Printer Functions:

• Prints date, time, product temperature, actual mix recipe

• Prints daily production reports

• Operating temperature: 5–35°C

• Humidity: 20–70%

14. Asphalt Supply System

Asphalt Tanks:

Type: Horizontal cylindrical (tank‑in‑tank, diesel‑heated)

Capacity: 50 t × 2

Thermal Oil Heater: 600,000 kcal

Agitators: 2 units

Asphalt Pump:

Type: Screw pump with insulation

Flow Rate: 25 m³/h

Motor: 7.5 kW

Asphalt Pipelines:

3″ and 4″ insulated pipelines with valves

15. Painting

Standard Color: Gray (main structure), silver‑white (dust system)

Other colors available upon request

Items to Be Provided by User

1. Transformer and cables from transformer to control room

2. Lubricants, grease, and thermal oil

3. Foundation materials (sand, stone, cement)

4. Power supply: three‑phase four‑wire system unless otherwise specified

5. Lightning protection equipment

FRD‑TR Series Natural Gas Burner Configuration List

Burner Body:

• Burner: 1 unit

• Flame Detector HH‑Z1: 2 sets (Honeywell UV)

• Ignition Actuator: 1 set

• High‑Energy Igniter HGD‑20: 1 set

• Electric Air Damper: 1 set

Gas Valve Group:

• Gas Filter: 1

• Gas Shut‑off Ball Valve: 1

• Pneumatic Quick‑Close Ball Valves: 2

• Electric Flow Control Butterfly Valve: 1

• Pneumatic Ignition Valve: 1

• Pneumatic Vent Valve: 1

• Drain Valve: 1

• Gas Pressure Gauge: 1

Safety Devices:

• High‑pressure Switch (0–40 kPa): 1

• Low‑pressure Switch (0–20 kPa): 1

• Leak Detection Switch (0–20 kPa): 1

• Air Pressure Switch (0–1 kPa): 1

• Compressed Air Switch (0–1 MPa): 1

Control System:

• Burner Control Cabinet FRD‑BMC‑3

• Siemens PLC

• Omron relays

• Schneider low‑voltage components

• Delta touch screen

• Distribution Box: 1

• Flame Detection Box: 1

• Aggregate Temperature Sensor PT100: 1

Fan System:

• High‑pressure Fan: 1

• Base and Fasteners: 1 set

Major Outsourced Components

Control System: Chint, Schneider

Burner: Wuhan Furuidar

Coal Burner: Nanyang Lucheng

Screen Mesh: Beijing Hongxing

Pneumatic Components: Shanghai Xinyi

Sensors: Ruima

Gearboxes: Changzhou, Jiangsu

Bearings: Timken

Baghouse Filter Bags: Hebei Huanke

Asphalt Heating and Transfer System: Wucheng Luhong

Special Tools Supplied with Equipment

Double‑end Wrench Set (8 pcs) – 1

Open‑end Wrench Set (8 pcs) – 1

Adjustable Wrench 36×300 mm – 1

Adjustable Wrench 55×450 mm – 1

Pliers 200 mm – 1

Pipe Wrench 45×350 mm – 1

Flat File 250‑II – 1

Flat Screwdriver 200×8 mm – 1

Phillips Screwdriver 200×8 mm – 1

Electrician Screwdriver 100×5 mm – 1

Hammer 0.5 kg – 1

Sledgehammer 8.2 kg – 1

High‑pressure Grease Gun – 1

Oil Can 1 kg – 1

Note: Final configuration may vary due to technical upgrades.