Dragon Cement

Dragon Cement BHUTAN

Your Ultimate Choice

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Brought to you by

Background

Dungsam Cement Corporation Limited is a Royal

Government of Bhutan (RGoB) owned company

incorporated under the Companies Act of Kingdom of

Bhutan, 2000. It is s subsidiary company of the Druk

Holding and Investments Limited, an investment arm

of the Royal Government of Bhutan.

It is a green field cement plant situated 150 km

north-west of Guwahati, India. It has an installed

capacity to produce 3000 MT of clinker and 4130 MT

of cement per day. It uses the state-of-the-art

technology of Humboldt, Germany.

DCCL produces OPC 43 (ordinary portland cement),

PPC (portland pozzolana cement), and PSC (portland

slag cement) under the product brand of Dragon

Cement.

Dragon Cement has been licensed by both the Bhutan

Standards Bureau, and Bureau of Indian Standards.

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Your ultimate choice of strength!

Dragon Cement OPC - 43

It is an ordinary Portland cement which has a minimum

strength of 43 mega-pascal or 430 kg/cm2 in 28 days. It

is prepared by adding 3% to 4% gypsum in clinker.

It has a fast setting property and high early strength.

Dragon Cement OPC conforms to IS 8112/2013 with

strength of 36, 45.2 and 50.5 mega-pascal although the

required minimum norms are 23, 33 and 43 in 3 days, 7

days and 28 days respectively.

Uses

• Roads, bridges, walls, oil and well drilling

• Buildings

• Airports, runways

• Shotcreting or guniting tunnels

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Your ultimate choice of durability!

Dragon Cement PPC

Up to 30% of fly-ash is mixed and inter-ground with

3% to 4% gypsum and the remaining clinker to produce

Portland pozzolana cement.

It has high strength because of the use of high quality

clinker, grinding techniques and stringent quality

control checks. Dragon Cement PPC conforms to IS

1489 (Part-I)/1991. It has strength of 23.36, 31.8 and

42.5 mega-pascal in 3 days, 7 days and 28 days

although the norms require a minimum strength of 16,

22 and 33 mega-pascal respectively.

Uses

• Buildings, walls, roads and bridges

• Dams, power houses, tunnels, spillways


• Airport, runways etc.

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Your ultimate choice of happiness!

Dragon Cement PSC

Up to 65% of granulated blast furnace is mixed with

3% to 4% gypsum and the remaining with clinker and

inter-ground to produce Portland slag cement.

It has high strength because of the use of high quality

clinker, slag and grinding techniques.

Dragon Cement PSC conforms to IS 455/1989. It has

strength of 23.7, 32.8 and 40.7 mega-pascal in 3 days,

7 days and 28 days despite the statutory requirement

of 16, 22 and 33 mega-pascal respectively.

Uses

• Roads, bridges, walls, oil and well drilling

• Buildings


• Airport, runways etc.

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Physical Parameters

For PPC IS: 1489 (Part-1): 1991 Required Specifications Test Results

1. Compressive Strength (MPa)

a) 3 days 16 (min) 23.36

b) 7 days 22 (min) 31.8

c) 28 days 33 (min) 42.5

2. Expansion/Soundness

a) Lechatlier (mm) 10 (max) 1.0

b) Autoclave (%) 0.8 (max) 0.11

3. Setting Time (minutes)

a) Initial 30 (min) 113

b) Final 600 (max) 182

4. Fineness-Blaine (cm2/gm) 3,000 (min) 3,721

Physical Parameters

For PSC IS: 455/1989 Required Specifications Test Results


a) 3 days 16 (min) 23.7

b) 7 days 22 (min) 32.8

c) 28 days 33 (min) 40.75








Physical Parameters

For OPC-43 Grade IS: 8112/2013 Required Specifications Test Results


a) 3 days 23 (min) 36.0

b) 7 days 33 (min) 45.2

c) 28 days 43 (min) 50.5








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Dra

gon

Cem

ent

Dragon Cement

Your ultimate choice of

STRENGTH,

DURABILITY &

HAPPINESS

+975-7-481114/481238

+975-7-481191

[email protected]

www.dccl.bt

Head office: Dungsam Cement Corporation Limited Chengkari, Nganglam Pemagatshel, BHUTAN

BHUTAN

Transit office: Pathsala, Assam (INDIA) Tel: +91-36662 65342 M#: +91-9954171845

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Dragon Cement