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STPL
has got a complete set of in house quality
control facilities in order to inspect the
products with its own qualities assurance
plans. We perform the dimensional inspection
as per the foundry standards.
STPL have integrated high quality equipments,
advanced engineers, well trained technicians
and even when needed, on site operators
to enhance R&D activities and this makes
STPL to support current production technology
and improve manufacturing process, which
are critical to meet the demands of tomorrow.
We also handle the machining job in house,
as a service of package deals such as milling,
turning, drilling, tapping, grinding etc.
As an ISO 9001 : 2000 company we
strictly follow the DIN standards.
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 Research & development |
| Continuous
improvement demands require all manufacturers
to take a serious, structured approach to
value analysis and the adoption of lean process
methodology while at the same time allowing
latitude for creative breakthroughs.
In line with this expectation, the Sumangal
Group strives to identify opportunities
for continuous improvement and cost reduction
to be passed directly to the customer, while
increasing the value of the entire business
relationship. And for this, we are concentrating
a lot on research and development. |
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| Technology Upgradation |
| To
underline this fact, in the last two year
approximately 15% of the annual Turnover has
been Re- Invested in the Company. |
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| List of Machinery at Technocast Unit |
| Sr No |
|
| 01 |
| 02 |
| 03 |
| 04 |
| 05 |
| 06 |
| 07 |
| 08 |
| 09 |
| 10 |
|
| Description |
|
| Medium frequency Induction Furnace 500 Kva |
| Crucibles - 350 Kg. & 500 Kg. |
| Treatment Ladles - 350 Kgs. |
| Semi Automatic Green Sand Plant |
| SJS Moulding Machine - ARPA 450 |
| SJS Moulding Machine - ARPA 300 |
| Core Sand Mixture - 100 Kgs. |
| Air Compressor - 100 CFM |
| Overhead Electric Crane - 2 T |
| Birail Crane - 500 Kgs. |
|
| Make |
|
| Inductothem |
| Inductothem |
| Shree Ram |
| Rhino |
| Shree Shakti |
| Shree Shakti |
| Wesman |
| IR & Kirloskar |
| High Tech. |
| Demag |
|
| Qty. |
|
| 01 |
| 02 |
| 02 |
| 01 |
| 02 |
| 02 |
| 01 |
| 02 |
| 01 |
| 02 |
|
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Minimum impact resistance values measured on V-notched test pieces machined
from separately cast samples.
Minimum impact resistance values (in J) |
| Grade |
|
| EN-GJS-400-18-LT1) |
| EN-GJS-400-18-LT2) |
|
| Mean value from 3 sets |
|
| 12 |
| 14 |
|
| Individual Value |
|
| 9 |
| 11 |
|
| Temperature. |
|
| -20 ± 2°C |
| 23 ± 5°C |
|
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| Inspection & testing facilities |
| Sr No |
|
| 01 |
| 02 |
| 03 |
| 04 |
| 05 |
| 06 |
| 07 |
| 08 |
| 09 |
| 10 |
| 11 |
| 12 |
| 13 |
| 14 |
| 15 |
|
| Description |
|
| Q4 Tasman Optical Emmission Spectrometer |
| Universal Sand Testing M/C - 750 N |
| Sieve Analysis Appratus |
| Mould Hardness Tester |
| Core Hardness Tester |
| Carbon Equivalent Meter |
| Immersion Pyrometer |
| Surface Plate - 900 x 600 mm |
| Universal Tensile Testing Machine-Max. 200 KN |
| Metallurgical Microscope - 100X, 200X, 600X |
| Brinell Hardness Tester |
| Height Gauge. |
| Vernier Caliper |
| Wet Laboratory |
| Fully Equipped Chemical Laboratory |
|
| Make |
|
| Bruker |
| Versatile equip. |
| Versatile equip. |
| Versatile equip. |
| Versatile equip. |
| Ajay syscon |
| Suyash |
| Microflat |
| FIE |
| Radical Inst. |
| Bluestar |
| Aerospace |
| Mitutoyo |
| -- |
| -- |
|
| Qty. |
|
| 01 |
| 01 |
| 01 |
| 01 |
| 01 |
| 01 |
| 01 |
| 01 |
| 01 |
| 01 |
| 01 |
| 01 |
| 01 |
| 01 |
| 01 |
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Ductile Iron Casting Grades
Mechanical Properties |
Grade
|
|
| EN-GJS-400-18-LT1) |
| EN-GJS-400-18-RT2) |
| EN-GJS-400-18 |
| EN-GJS-400-15 |
| EN-GJS-450-10 |
| EN-GJS-500-7 |
| EN-GJS-600-3 |
| EN-GJS-700-2 |
| EN-GJS-800-2 |
| EN-GJS-900-2 |
|
Tensile Strength (RM)
N/mm² min. |
|
| 400 |
| 400 |
| 400 |
| 400 |
| 450 |
| 500 |
| 600 |
| 700 |
| 800 |
| 900 |
|
| Make0.2% proof stress (Rp0.2) N/mm²min. |
|
| 240 |
| 250 |
| 250 |
| 250 |
| 310 |
| 320 |
| 370 |
| 420 |
| 480 |
| 600 |
|
| Elongation (A)
% min. |
|
| 18 |
| 18 |
| 18 |
| 15 |
| 10 |
| 3 |
| 2 |
| 2 |
| 2 |
| 2 |
|
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Grey Iron Casting Grades
Tensile Strength in separately cast sample |
| Grade |
|
| EN-GJS-400-18-LT1) |
| EN-GJS-400-18-LT2) |
|
| Mean value from 3 sets |
|
| 12 |
| 14 |
|
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