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Welcome to NKBI Bitumen World

We are a leading manufacturer and distributor of paving bitumen as per IS 73, delivering superior VG-10, VG-20, VG-30, and VG-40 grades. Our high-quality viscosity grade bitumen ensures durability, performance, and reliability for highways, urban roads, and heavy traffic conditions. Committed to excellence, we supply premium bitumen solutions that meet diverse climate and infrastructure demands across India

Paving bitumen conforming to IS 73:2013 , supplying premium viscosity grade (VG) bitumen in VG-10, VG-20, VG-30, and VG-40. Unlike the older penetration grade system, viscosity grading provides more reliable performance indicators, ensuring durability across diverse climates and traffic conditions.

VG-10 is ideal for cold climates and high-altitude roads, offering superior workability at lower temperatures. VG-20 suits moderate climates with temperatures between 30 °C and 38 °C. VG-30 is widely used in hot climates and heavy traffic zones, while VG-40 provides maximum stiffness and rut resistance for extreme heat and high-load applications.

Key Services Offered :

  • Viscosity Grade – Available in VG-10, VG-20, VG-30, and VG-40, each defined by absolute viscosity at 60 °C and kinematic viscosity at 135 °C to match specific climate and traffic conditions.
  • Performance Parameters – Meets IS 73 requirements for penetration, softening point, flash point (min 220 °C), solubility (min 99%), and ductility, ensuring durability and resistance to rutting and cracking.
  • Application Suitability – VG-10 for cold climates, VG-20 for moderate climates, VG-30 for hot climates with heavy traffic, and VG-40 for extreme heat and high-load conditions.
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Power & Energy
Used in power and energy sectors for durable road access, heavy-duty plant pathways, and high-temperature resistant surfaces around industrial installations
Wooden Work
Used in wooden work as a protective coating to prevent moisture damage, termite attack, and enhance durability in outdoor applications.
Agriculture & Road
Applied in agriculture for farm road construction, waterproof lining of irrigation canals, and protective coating for agricultural storage structures.
Road Construction
Used in road construction for flexible pavements, surface dressing, and as a binder in asphalt mixes to ensure durability and smooth driving surfaces
Construction & Building
Used in building construction for waterproofing foundations, damp proof courses, roofing felts, and protective coatings against moisture ingress.
Oil & Gas
Used in oil and gas industry for coating pipelines, protecting steel structures from corrosion, and providing waterproofing in storage and processing facilities

Our Core Products

VG 10 Paving Grade


VG-10 Bitumen is a low-viscosity paving grade as per IS 73 standards, designed for cold regions and low-traffic roads. It flows easily, ensuring smooth application for tack coats, surface dressing, and sealing small cracks and joints. Its superior adhesion improves bonding between layers in asphalt pavement, extending road life.


Applications: Tack coating, surface dressing, patch repairs, sealant for joints, rural roads.

VG 40 Paving Grade

VG-40 Bitumen is the highest viscosity paving grade under IS 73, suitable for extreme traffic loads and hot climates. It ensures maximum stiffness, deformation resistance, and long-lasting performance. Ideal for expressways, airport runways, and high-stress pavement surfaces in hot regions.


Applications: Expressways, airport runways, industrial heavy-load roads, high-stress pavements.

VG 20 Paving Grade 


VG-20 Bitumen is a medium-viscosity paving grade suitable for moderate climates and roads with higher traffic volumes

It offers excellent workability and durability, making it ideal for binder courses, premix carpeting, and rural to semi-urban road construction.


Applications: Wearing course, binder course, rural and semi-urban roads, high-altitude roads.

Bitumen Emulsion

CRM (Crumb Rubber Modified) Bitumen Emulsion manufactured as per CRM Grade Standard. This premium paving material incorporates recycled crumb rubber, enhancing flexibility, durability, and overall performance in road construction.


Supplied in liquid form and packaged in convenient 50 Kg units, making it easy to handle for projects of various scales. VG-20, this grade ensures balanced flexibility and stiffness,

VG 30 Paving Grade


VG-30 is the most widely used paving grade bitumen in India, conforming to IS 73. It is suitable for high-traffic roads in hot and moderate climates, offering good balance of stiffness and flexibility. It ensures durability, resistance to rutting, and long service life under heavy vehicular loads.

Applications: National highways, state highways, city roads, and other pavements carrying high traffic in hot to moderate regions.

Bitumen (PMB)

PMB is a polymer-enhanced paving grade bitumen manufactured as per Polymer Modified Bitumen Standards. The addition of polymers improves elasticity, adhesion, and temperature resistance, making it ideal for heavy-duty road applications.


Supplied in bulk or drum packaging, PMB has a viscous, semi-solid form designed for enhanced workability and long-lasting pavement performance.

Latest News about our Industry

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Question & Answer

  1. In India, the most common grades of bitumen are VG-10, VG-20, VG-30, and VG-40, as per IS 73 standards. In addition, Polymer Modified Bitumen (PMB) and Crumb Rubber Modified Bitumen (CRMB) are also widely used for specialized applications to enhance performance and durability.  For Details contact our sales team.

These grades are categorized based on viscosity:

VG-10: Best for cold climates and spray applications.

VG-20: Ideal for high-altitude and moderately cold regions.

VG-30: Widely used in road construction for hot climates.

VG-40: Designed for heavy traffic and extreme hot weather conditions.

Polymer Modified Bitumen is a high-performance binder made by blending bitumen with synthetic polymers. PMB offers improved elasticity, rut resistance, and longer service life compared to conventional VG grades, making it suitable for highways, airports, and heavy-duty pavements.

Selection depends on climate, traffic load, and surface requirements:

  • Cold regions → VG-10 or VG-20

  • Hot regions → VG-30 or VG-40

  • Heavy-duty roads → VG-40 or PMB

  • Special durability needs → PMB or CRMB

Reputed suppliers and manufacturers  like us ,offer VG and PMB grades that meet BIS (Bureau of Indian Standards) norms. When sourcing, ensure the supplier provides test certificates, proper packaging, and competitive pricing for your specific project requirements. email at  nkbiofficial@gmail,com

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Warehouse

We operate a 100,000 m²+ warehousing footprint with strategic tie-ups across Uttarakhand, Uttar Pradesh, Punjab, and HaryanaWe are expanding project-based storage in Gujarat, Maharashtra, Madhya Pradesh, and additional states to strengthen last-mile reach for highways, airports, and industrial corridors

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Refinery

We are an approved vendor with major Indian refineries, holding supplier/vendor codes with HPCL, BPCL, IOCL, and other PSU/private sector buyers. Compliance includes BIS/IS standards, QA/QC documentation, test certificates, and e-procurement onboarding, ensuring seamless supplies

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Paving Grade Bitumen

We are a trusted supplier of high-quality paving grade bitumen (VG-10, VG-20, VG-30, VG-40) and value-added bitumen products designed to deliver superior performance in road construction, maintenance, and industrial application. For durable, weather-resistant road surfaces and cold-mix applications.

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