STABILIZED

COURSE MIXING PLANT

en.nflg.com

01

Stabilized Course Mixing Plant

Stabilized course mixing plant from NFLG is provided with a professional

microcomputer control system. In performance, it has the characteristics

of strong adaptability to materials, various grading types, and high

reliability; In structure, it adopts compact design concept and has a

reasonable layout, thus greatly reducing the equipment's coverage area;

For actual operation, it has the advantages of simple operation and

convenient installation, debugging, and maintenance; In accessories, we

carefully select the most suitable and cost-effective accessories to save

costs and create higher economic benefits for you.

Stabilized course mixing plant from NFLG is more suitable for construction

of subbases of roads, airports and railways of any level.

02

I. Aggregate batching system

�. Sensor with stable performance

The weighing unit adopts a stainless steel pressure sensor

with high sensitivity, which has a more stable sensor

signal and lower failure rate compared with the traditional

hinged pull sensor.

Stabilized course mixing plant from NFLG can be configured

with a new dual mixing tank, meeting the industry standard

of the People's Republic of China Technical Guidelines for

Construction of Highway Road bases (JTG/T F��-����). The

secondary mixing process of dual mixing tanks has advantages

of longer mixing time, more uniform mixing, excellent

performance of finished materials, and is more suitable for

construction of road bases of highways and other high-grade

roads. Based on the usage requirements of mixture, the

mixing process of switch between single and dual mixing

tank can be realized and one machine is double-purpose,

thus minimizing the equipment operation cost.

The stabilized soil mixing plant is used exclusively for

improving soil. The batching bin is equipped with the

vibrating excessive material and foreign body removal screen, the bin body is designed with a large inclination angle, the

discharge port is enlarged, and the double horizontal shaft extrusion stirring arch-eliminating device in the bin makes the

discharge smoother and more uniform and more accurate.

COMPOSITION OF PARTS

03

�. Batching scale with accurate metering

The batching scale is of the rear drive and has more accurate

weighting than that with the front drive. The natural loose

side of the working surface on the belt reduces the influence

of belt tension on the weighing sensor, thereby ensuring

that the weighing signal is more stable and accurate.

�. Flexible and

accurate compensation method

Adopt the belt weighing unit composed of variable-

frequency speed control and special photoelectric encoder

tachometer, and a flexible and accurate metering

compensation method. Compared with the traditional

sliding differential speed control volume metering

performance, the former has more timely and flexible

metering compensation; Fine compensation makes

aggregate batching more accurate; The fault diagnosis

report provided at any time can keep the whole equipment

safe and continuous production.

�. More practical conveyor belt

The skirt belt is used to avoid the influence on the weighing

sensor when the guard board and sand and gravel are

extruded, so as to ensure that the data of the sensor is more

real and effective, and the metering is more accurate.

�. Professional qualification authentication

The belt weighing metering technology qualification

authentication issued by the Technical Supervision Bureau

has been obtained.

�. More optional configurations

For materials with larger silt content, provide customers

with batching stations with arch broken device device

to ensure smooth feeding and satisfaction of production

requirements as well as the quality of finished materials.

04

Item

Variable frequency spiral metering

Scraper

positive-displacement metering

Weight-drop scale metering

Belt scale

The variable frequency spiral metering is fully sealed,

pollution-free, waste-free, and highly environmentally friendly.

It has a low metering accuracy and high failure rate.

It easily causes metering blind area, some measurable materials,

wasting of materials, and cannot guarantee the quality of the mixture.

The influence of cement self-flow in metering accuracy can't be avoided, and the

cement easily spills over, the power pollutes the environment and cement is wasted.

Performance characteristics

Comparison of four cement metering methods

05

COMPOSITION OF PARTS

II. Cement metering system

Environmentally-friendly, stable and

high-precision variable frequency

spiral metering system

The cement metering system adopts the variable

frequency spiral metering method obtaining national

patent technology and is equipped with a unique structure.

Its accuracy error can be controlled within ±�.�%. It is

the first domestic enterprise to adopt the system, thus

effectively ensuring the stability and accuracy of weighing.

The whole process is fully sealed, pollution-free, waste

-free, and has better environmental protection performance.

III. Water metering system

The water metering system consists of the water pump,

frequency converter, water supply pipeline,etc.; The

frequency converter can control the output of supplying

water in unit time, and the control room can control

adjustment, thus realizing accurate control and simple

and convenient operation; The water volume adjustment

is divided into automatic adjustment and manual

adjustment. For the automatic adjustment, the frequency

of the water inverter will be automatically adjusted

according to the water ratio, so that the instantaneous

flow of water can be automatically adjusted to the

target flow; For the manual adjustment, customers can

manually adjust the usage amount of water according

to the water content of the aggregate and the frequency of the water frequency converter to achieve the appropriate

water consumption; For aggregates with high moisture content and low water distribution, it is equipped with a shunt

system to ensure accurate pump flow and metering.

IV. Mixer

The non-lining plate technology of forced mixer is

initiated domestically; the materials bleed into each

other in boiling condition, advance toward the discharge

port and are mixed evenly. The non-lining plate

technology can also reduce failures such as blade wear,

hard shutdown, blade scratches, and there is no trouble

of frequent replacement of lining plate. The design of

two discharge ports facilitates the cleaning. High-strength

and high-wearing blade material greatly prolongs the

service life of the mixer. The flexible drive and impact

resistance ensure reliability and durability of operation.

�. The non-lining plate technology greatly increases the wear resistance of the mixing chamber and maximizes the

service life of the mixer;

�. The mixing chamber is �/�-�/� longer than the equipment of similar manufacturers, thus effectively ensuring the

uniformity of mixing and the mixing quality of the finished materials;

�. The mixing arm adopts the plug-in type, so it is replaced more conveniently; In the meantime, the mixing section has

a large flow area, which can increase the output by ��-��%;

�. The shaft reducer is adopted and flexibly connected to the motor. The impact resistance ensures reliability and

durability of operation and makes the operation of the mixer more stable and reliable, while the failure rate is reduced

and the equipment performance is ensured;

�. The shaft end bearing of the mixer is arranged outside, which not only facilitates inspection and maintenance, but

also avoids the immersion of mud in the chamber, effectively protects the bearing, and greatly improves the stability

and life of the equipment;

�. Mixer frame--The mixing system from NFLG adopts a beamless structure. The mixer has its own supporting legs,

with less installation work, and the overall equipment is more flexible and simpler to facilitate installation and

relocation; The mixer cover is provided with a safety switch to ensure the life safety of maintainers; In the meantime,

a good maintenance platform and safety facilities are designed on both sides of the mixing chamber, which reflects the

humanized operation requirements.

06

V. Finished product conveying structure

Finished materials of NFLG are conveyed by the flat belt. Compared with the trough belt, although its covering area

is increased, the phenomena of material leakage and belting can be completed avoided. The use of flat belt not only

can keep the site clean and environmental protection requirements met, make maintenance convenient and failure

rate lower, but also can effectively avoid the disadvantages of segregation caused by the trough belt.

VI. Electric control system

�. The console panel has a clear process, humanization

design, operates easier;

�. Select internationally renowned brand PLC as the

master controller, with stable and reliable performance.

Equipped with Japanese Mitsubishi touch screen and

industrial control computer as the human-computer

interface, the system can be operated on the computer

and touch screen to ensure its reliability and convenience;

�. Adopt the frequency converter of internationally

renowned brands to ensure the reliability of the

system;

�. The system has a fault self-diagnosis function. When

a fault occurs, the computer will prompt the

corresponding fault to facilitate timely troubleshooting;

�. The three-dimensional computer animation vividly

reflects the production process through simulation

of working conditions, so that the operation is no

longer boring;

�. The computer can store hundreds of thousands of

production formulas, which can be easily added,

deleted, modified, printed, and set. The automatic

inspection of ratio can be also selected;

�. The computer can store many years of production

records, including production details, production

statistics and other production statements. It can

query and print production records according to

customer names or time periods, providing strong

support for on-site management, scheduling, and

monitoring;

�. The mixing ratio and other related prompts can be

displayed and there are help files and related training

materials on the computer, so that the operators can

master the operation, use and maintenance of the equipment and troubleshooting;

�. The fully-sealed control room with air conditioner has a wide view, providing a comfortable working environment

for the operators and reducing labor intensity.

07

COMPOSITION OF PARTS

★Notes： �. The above is the standard configuration power and the actual power is subject to the final solution configuration;

�. The vibratory mixing tank is available.

型号

Production

capacity

Powder

silo

capacity

Discharging

capacity

Aggregate

size

Aggregate

storage bin

Length of

inner wall of

the mixer

Total weight

Total power

(including two

powder silos)

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08

Jiyuan Tengfei NWCB���

DEMONSTRATED EXPERIENCES

09

Jiangxi Caiyuan Asphalt Engineering Co., Ltd. NWCB���

10

DaChan Group NWC B���

11

DEMONSTRATED EXPERIENCES

Meizhou Huaguan Industrial Co., Ltd.-Guangdong Gaintop NWCB���

12

Australia HEIDELBERGCEMENT NWCB���

13

DEMONSTRATED EXPERIENCES

A overseas construction site NWCB���

14

WeChat Official

Account of NFLG

No.���, Tiyu Street, High-Tech Industry Zone,

Fengze District, Quanzhou, Fujian P.R.C ������

TEL: +��-���-���� ����

FAX: +��-���-���� ����

E-mail: sales@nflg.com

Official website: https://en.nflg.com

Facebook: chinanflg

Linkedin: nflg

All rights reserved by NFLG; no advance notice will be given in case of any change.

Version No.：����-V�-��