Bengal Bitumen

Sarita Vihar, Delhi

Bitumen roofing felt which are impregnated with bituminous impregnating agents. These roofing felts are build up of multiple layers of high performance felts and mastic asphalt over an insulated timber or concrete flat roof deck.

Felt (Hessian) is a high quality bituminous waterproofing membrane with Hessianascentrecore.lt conforms to IS: 1332:1993 type 3 Grade 1.
It is produced by saturating the centre core of hessian with straight grade bitumen and then coating it further on both sides with industrial grade oxidised Bitumen. Mica is then sprinkled on the bitumen on both sides to protect it from Ultra Violet rays and also to prevent adhesion.

This has a fibreglass centre core instead of Hessian. Straight grade and oxidised bitumen are used for impregnating and saturating the centre core of the fibreglass. This conforms to IS 7193/1994 Cr. Both The Great Bengal Felt Hessian and FG are tested and tried waterproofing membranes and offer total impermeability to water. Both are easy to apply, easy to repair and maintain.

Uses

Both are used for basement and roof waterproofing and many different types of surfacing such as

• Concrete
• Asbestos / GI sheets
• Timber
• Shell / Folded plates
• They are ideal for waterproofing of silos, grain godown, warehouses, buses etc.

Application Methodology:Surface Preparation

• The surface should be thoroughly cleaned with wire brush.
• Repair cracks, if any.
• Apply Bengal primer on the surface.
• Let the primer dry up. Then apply a coat of hot bitumen.
• Rolls of The Great Bengal Hessian Felt should be laid over the hot bitumen and pressed properly to avoid air gaps.
• A minimum overlap of 100mm and 75mm should be made at the ends and sides of The Great Bengal Felt respectively.
• For double layer treatment, the joints between the two layers should be staggered.
• A cement concrete fillet should be prepared at the junction of the roof and the parapet wall. The Great Bengal Felt should be fixed in groove (50 mm x 50 mm) made in the parapet wall. The groove should then be filled with cement mortar (1:4).
• The top coat of stone grit or gravel (6mm size) should be laid by spreading hot bitumen and then laying the gravel over the bitumen.

We make use of an excellent quality of state of art technology and precision engineering for the manufacture of a high grade Roofing Felt which are made in accordance to the international standards of quality since these products are export materials. They are coated using the asphaltic bitumen which helps it to provide protection from the accumulation of moisture. These products are dirt proof and stain proof, hence it is very easy to maintain and they are available at very reasonable rates in the market.

Features:

• Use of premium grade materials

• Excellent resistance to stains & dirt

• High durability.

We are a company which is involved in the manufacture of an excellent range of bengal roofing felt which is exported to various countries. These products are made using a high quality of raw materials which have been procured from well known market vendors in order to ensure that the quality of the product is excellent.

We are offering hessian based bengal roofing felts.Our company has managed to carve a niche for itself with the excellent range of hessian based bengal roofing felts which are used for manufactured and exported to the clients all over the world. Our products are made in high quality and they are in demand in the market among the clients due to their effectiveness. They fulfill all the requirements which have been set by the industry regarding the quality of the products. We offer the products at very reasonable rates in the market.

Felt products These roofing felts are build up of multiple layers of high performance felts and mastic asphalt over an insulated timber or concrete flat roof deck. They are suitable to provide protection to a variety of surfaces such as concrete, iron, steel and others.

We offer a wide range of asphalt roofing felts, which are extensively used for waterproofing roofs to prevent ingress of moisture. These roofing felts are manufactured by us using high grade asphalt, which is a brownish-black solid or semisolid mixture of bitumen. These roofing felts are offered by us in appropriate packaging and at market leading prices.