CEMENT PRODUCTS

Seven Circle Bangladesh Limited (SCBL) produces different grades of cement under the brand name Seven Rings Cement. the company offer both bulk and bag delivery options to our buyers. We pride ourselves in using top quality ingredients, 100% of the raw materials are imported from suppliers in the Asia Pacific region.

Seven Rings Cement

Seven Rings Gold (OPC)

Seven Rings Gold can be categorised as an ordinary portland cement (OPC). It is the most common type of cement sold, as it requires only two basic ingredients;  clinker to gypsum (calcium sulfate). Generally, producers use around 95% cement clinker, although every producer has their own ratio.

BDS EN 197-1:2003
CEM-I 52.5 N
ASTM C150 Type -I
Packed in 50Kg net in PP/Paper Bag

95 % and above Clinker

0-5 % Gypsum

Seven Rings Cement (PCC)

This portland composite cement (PCC) contains clinker, gypsum, limestone, fly ash and blast furnace slag. The composition of such materials produces higher strength and durability. It is suitable for general construction.

BDS EN 197-1:2003

CEM-II/A-M (S-V-L) 42.5N

Packed in 50Kg net PP/Paper Bag

65 – 79 % Cement Clinker

21 – 30 % Fly ash, Slag, Limestone

0-5 % Gypsum

Seven Rings Special

The Seven Rings Special product includes fly ash in its ingredients, this increases the strength of the cement over time, thus improving long-term cement strength. PCC is produced by blending OPC with fly ash and other additives.

BDS EN 197-1:2003

CEM-II/A-M (S-V-L) 42.5N

Packed in 50Kg net PP/Paper Bag

80-94 % Cement Clinker

6-20 % Fly ash

0-5 % Gypsum

“Seven Rings PPC” is produced exclusively for export to India under the license of Bureau of Standard India (BSI).

Specifications:                                                        Composition:
IS 1489( Part 1) :1991                                            Min 80% Cement, Clinker
Packed in 50Kg net PP/Paper Bag                     15% Fly ash
5 % Gypsum

CEMENT MANUFACTURING PROCESS

SCBL operates a cement grinding mill; it grinds together all the necessary raw materials in order to produce cement. Find below the general process to produce cement, each factory differs in the ratio of raw materials used in order to produce their product.

Shun Shing Group in Bangladesh