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Brief Introduction
MTM Medium Speed Trapezium
Mill is a leading-world-level industrial mill. It is designed
by our own engineers and technical workers, basing on industrial
mill research of many years and adopting world-leading-powder
processing technology. Our machine adopts many advantages
from numbers of mill all over the world, such as trapeziums
working surface, flexible connection, roll linked pressure
boost, etc. It has overcome the traditional mills defect
completely in application, capacity, fineness, energy consumption,
service life, etc.
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And
it is the ideal substitute of the traditional mill, such as Raymond
mill, high pressure suspension mill, ball mill, etc. Nowadays,
our products have been widely used in metallurgy industry, electric
power industrial, chemical, building, steel industry, coal industry,
etc. And it has brought large economic benefits to our customers
and the society.

Working Principle
Air is driven into the undersurface of the grinding ring
and flows upward, carrying fines to the classifying section.
The classifier allowed the pulverized material to pass and the
oversized particles are drove back to the grinding chamber for
further processing. The whole mill operates under negative pressure
conditions, which can maximize the service life of major mechanical
components. Thus minimizing mill maintenance and plant housekeeping
problems have been solved.
Technical Advantage:
1、The ladder-shaped rollers and rings improve
crushing efficiency greatly. The rollers and ring are designed
in the main machine of an inverted trapezium, which control
the material’s slip velocity between rollers and rings. They
can extend the grinding time, and enhance the crushing effect.
2、The press springs with balancing and pressurized
function and the forming resilient connection with steady and
vibration reducing function are invented into our machines.
3、The powder classifier adopts high density
impeller, which can increase precision of powder and capacity.
4、There is high-efficiency and energy-saving
blower installed on our machine. The efficiency of prismatic
blade equipped on the traditional machine is only 62%, but the
efficiency of the energy saving blower, whose impeller and blade
are both stamping, is 85%.
5、There is convenient impeller adjusting device.
The clearance between housing and ending of powder classifier’s
blade also effects fineness. Our mill is convenient to adjust
the fineness.
Table1
| Ite |
MTM100 |
MTM130 |
MTM160 |
| Number of roller |
4 |
5 |
6 |
| Major diameter of roller ×Height(mm) |
Φ320×200 |
Φ410×240 |
Φ440×270 |
| Internal diameter of roller × Height(mm) |
Φ980×200 |
Φ1280×240 |
Φ1600×270 |
| Maximum feeding grain size (mm) |
130 |
103 |
82 |
| Maximum feeding grain size (mm) |
<25 |
<30 |
<35 |
| Grain size of finished product (mm) |
1.6 -0.038 |
1.6 -0.038 |
1.6 -0.038 |
| Output (t/h) |
3 - 8.8 |
6 -13 |
13 -22 |
| Overall dimension (mm) |
9910×5365×8310 |
7910×7000×9645 |
12550×5700×8355 |
| Weight(t) |
16 |
26.1 |
35 |
Table2
| Name |
Item |
Unit |
Specification and technical data |
| MTM100 |
MTM130 |
MTM160 |
| Motor of main engine
|
Model |
- |
Y225M-4 |
Y280S-4 |
Y135M1-4 |
| Power |
kw |
45 |
90 |
132 |
| Spindle speed |
r/min |
1480 |
1480 |
1480 |
| Motor of adjustable varying speed motor |
Model |
- |
GZT2-42-4 |
YCT200-4B |
JZT2-52-4 |
| Power |
kw |
5.5 |
7.5 |
11 |
| Spindle speed |
r/min |
125~1250 |
125~1250 |
125~1250 |
| Motor of elevator |
Model |
- |
Y1000L-4 |
Y1000L2-4 |
Y112M-4 |
| Power |
kw |
3 |
3 |
4 |
| Spindle speed |
r/min |
1420 |
1420 |
1420 |
| Motor of centrifugal induced draught fan |
Model |
- |
Y225S-4 |
Y250M-4 |
Y112M-4 |
| Power |
kw |
37 |
75 |
110 |
| Spindle speed |
r/min |
1480 |
1480 |
1480 |
| Motor of jaw crusher |
Model |
PE |
200x350 |
250X400 |
250x400 |
257x750 |
| - |
- |
Y160M-6 |
Y180L-6 |
Y180L-6 |
Y200M-6 |
| Power |
kw |
7.5 |
15 |
15 |
22 |
| Spindle speed |
r/min |
970 |
970 |
970 |
| Magnetic vibration-actuated feeder |
Model |
- |
GZ1F |
GZ2F |
GZ3F |
| Spindle speed |
watt |
60 |
150 |
200 |
Note: If there is change of the above
specification, it subjects to the newest products' specifications.
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