Headquartered in Kolkata, Tega was promoted in 1976 by the Mohanka family in a technical & financial collaboration with Skega AB, Sweden; In 1998, Mohanka family acquired 100% equity stake in the Company.
3. Introduction to Tega
• Headquartered in Kolkata, Tega was promoted in 1976 by the Mohanka
family in a technical & financial collaboration with Skega AB, Sweden; In
1998, Mohanka family acquired 100% equity stake in the Company
• The Company specializes in manufacturing and distribution
• Wear resistant lining components required for grinding, sizing and beneficiation of
minerals
• Downstream equipment such as hydro-cyclones and flotation columns, fluid
transportation and filtration systems used in mineral processing, bulk material
handling and slurry transportation industry
4. Facilities All Over the World
• Over the years, the Company has set up a large export market for its products in
more than 72 countries
• It has 3 manufacturing plants in India,1 in South Africa, 2 in Chile and 1 in
Australia supported by a highly experienced R&D team
• 32 patents worldwide
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5. A Truly Global Workforce
A truly multinational with sales and distribution network around 16
countries and 1600 employees worldwide
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7. Significant Partnerships
Tega has developed lasting and rewarding partnerships
in mining and processing operations worldwide. We
believe in long term mutually beneficial relationships
and strive to build partnerships.
8. CSR Activities
• Bhavishya Asha: A scholarship
programme for the meritorious
• “AHEAD” a model school for
mentally challenged and autistic
children
• Tega Industrial Technical Training
Center (TITTC) aims to improve
skills of shop floor workers
• School for Civil Construction
Workers’ children
• Integrated village development
programmes
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10. Vision
Committed to engineering flawless solutions that enrich the
future of mining
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Mission
To distinguish ourselves in providing lasting solutions to the
complex problems of material handling, wear and separation
of ores found in mining and mineral processing industries
11. What is “Partnerships in Practice” ?
For 40 years at Tega we have lived by this philosophy.
To work together with our clients.
To understand complex problems, engineer flawless solutions and deliver
them on time.
To leave a strong impact on the productivity and performance of more
than 700 esteemed clients across the world.
Because we believe “Working Together Can Create Wonders”
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12. The 4 Step Process
At Tega, we create value for our customers globally, by bringing them
innovative technologies, products and services. We have a simple 4 step
process of creating & delivering value:
Step 1 - Audit: We study the process and operational parameters along
with design of the existing equipment
Step 2 - Analysis: We analyse the data collected in the Audit stage, using
our proprietary software programmes like DEM, FEM ,CFD etc
Step 3 - Customised Solution: Our R&D and engineering excellence use
the Analysis as an input to unearth a trailblazing, innovative, flawless
solution.
Step 4 - Solution Delivery: We provide on-time delivery and installation,
after sales support and training to customer personnel.
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13. Adding Edge to Partnerships
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1. Engineering Expertise
2. Leading Edge R &D
3. Superior Quality
4. Total Solution Approach
5. Knowledge , People & Expertise
6. Proactive
7. Unmatched Services
14. Solution Driven Approach
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Customer Needs
• Enhanced
Performance
• Maximizing
Asset Life
• Less Downtime
• Increasing Profit
Tega
• R & D
• Engineering
• Product
• Service
• Ownership
• Improvement in
Screening Efficiency
• Lifetime
Optimization
• Downtime
Reduction
• Smart Wear
Management
Screen & Trommel
• Capacity
Enhancement
• Optimized
operation
• Installation Time
Reduction
• Liner Life Increase
Mill & Hydrocyclone
• Efficient Material
Transfer
• Spillage and
Maintenance Free
Operation
Optimization
• Reduced
Degeneration
Bulk Storage and Transfer
Point
• Efficient Material
Transfer
• Spillage Free
• Maintenance Free
• Power Optimization
Conveyor
18. PARAMTERS VALUE PARAMTERS VALUE PARAMTERS VALUE
Feed Size (F80) in microns 80000
Work Index (KWH/ton) 17.4
% Critical Speed 82
Inside Dia of the mill (mt.) 9.15
Mill Factor 350
Ore Specific Gravity 2.7
Selected Maxm Ball Size 0
Charge Volume Percentage 0.2737
DYNAMIC MEDIA CHARGE
ANGLE
175.71 ACTUAL SPEED (RPM) 11.47
CALCULATED PARAMETERS
RADIAL POSITION OF MILL CHARGE
INNER SURFACE (Mt.)
3.36
MEAN TRAVEL TIME FOR MATERIAL IN
THE CHARGE (FROM TOE TO SHOULDER)
(SECOND)
5.11
MEAN TRAVEL TIME FOR MATERIAL IN
FREE FALL (FROM SHOULDER TO TOE)
(SECOND)
1.11
MEAN RADIAL POSITION OF THE MILL
CHARGE (Mt.)
3.804
RATIO OF EXPERIMENTAL CRITICAL
SPEED TO THEORETICAL CRITICAL SPEED
1.14
MAXIMUM BALL SIZE (mm) 180.91
50.90
INPUT PARAMETERS
MILL CALCULATIONS
CRITICAL SPEED (RPM) 13.98
TOE ANGLE (DEGREE) 235.19
SHOULDER ANGLE (DEGREE)
Basic Design Calculation in Mill
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21. Trajectories of particle sizes starting 20 microns range are showing higher
residence time than the 10 and 15 microns, depicting the cut size of the design
lies above 20 micron.
CFD Application in Hydrocyclone
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