1. THEPAPORN CO., LTD
Member of Weng Group

2. LOCATION.
Silica sand project in
Chumphon province,
southern region of Thailand.
Head Office in Bangkok.

3. THEPAPORN CO., LTD.
 Explored silica sand in Ban Khoi area since 2010.
 Plant operating started in July 2014.

4. RESERVE.
 Mining license.
 1 mining license cover 398,180 sq.m. or 248.9 rai.
 Reserves.
 Measured 1.50 Mil.t.
 Indicated 3.22 Mil.t.

5. EXPLORATION DRILLING SEQUENCES.
 Objective - to determine;
 Over burden thickness.
 Silica sand thickness.
 Silica sand quality.
 Drill hole pattern;
 1. Phase I - 50 ×50 m., depth 5 m., total of 93 holes.
 2. Phase II – 62.5 ×62.5 m., depth 18 m., total of 58
 holes.

6. QUALITY ANALYSIS OF DRILL HOLE SAMPLES.
 %Yield.
 L.O.I.
 Gradation analysis.
 Chemical composition.

7. SILICA SAND PRODUCTION PROCESS.
Mining
Washing
Process
Storage
Distribution

8. SILICA SAND PRODUCTION PROCESS.

9. SILICA SAND PRODUCTION PROCESS.
 Silica sand pumped to temporary stockyard by
suction dredger.

10. SILICA SAND PRODUCTION PROCESS.
Raw material fed to washing
plant by belt conveyor
Trommel separates the
size of 20# and 30#

11. SILICA SAND PRODUCTION PROCESS.
Hydrocyclone separates water from
silica sand (dewatering).
Classifier tank
separates
organic matter
and fine sand
from silica
sand.

12. SILICA SAND PRODUCTION PROCESS.
Humphrey spiral concentrator
separates heavy minerals from
silica sand.
Silica sand stock yard.

13. SILICA SAND PRODUCTION PROCESS.
Warehouse storage for finished product.
Finished
product fed
to barge.

14. QUALITY CONTROL.
 Quality control performs throughout the process
from mining to finished product prior before
distribution.

15. SILICA SAND PRODUCT.
 Silica sand for glass industry.
 Low iron content silica sand for premium glass.
 High iron content silica sand for metal casting
industry.
 Fine silica sand.

16. THANK YOU