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PMB 82-10

Polymer Modified Bitumen (PMB) 82-10 is a specialized type of asphalt binder that is enhanced with polymers to improve its performance properties, especially in regions with high temperatures and heavy traffic. The designation “82-10” indicates the temperature range within which this bitumen can effectively perform.

Appearance: Black solid or a viscous liquid
Standards: IS 15462:2019
HS Code: 27132000

Package: Bitumen are packed in

New Steel Drums of 200Kg / 180Kg / 156Kg / Customized
Jumbo Bags of 1Ton
Bulk Bitumen Tank Container

Polymer Modified Bitumen PMB 82-10 – Technical Specifications

Properties	Units	Limits	Test Methods
Softening Point, Ring & Ball	°C	Min. 80	ASTM D36
Elastic Recovery at 15°C	%	Min. 85	ASTM D6084
Flash Point Cleveland open cup	°C	Min. 230	ASTM D92
Viscosity at 150 °C	Pa.s	Max. 1.6	ASTM D2171
Complex modulus G*/Sin δ at 82°C,25mm Plate,1mm Gap, at 10rad/s	kPa	Min. 1.0	ASTM D7175
Phase Angle (δ)	degrees (°)	max. 75	ASTM D7175
Separation, Difference in Softening Point	°C	Max. 3	–
FRAASS Breaking Point^a	°C	Max. -10	EN 12593
After Rolling Thin-Film Oven Test (RTFO)			ASTM D1754
Loss on Heating	%Wt	Max. 1.0	ASTM D6
Complex modulus G*/Sin δ at 82°C,25mm Plate,1mm Gap, at 10rad/s	kPa	Min. 2.2	ASTM D7175
Multiple Stress Creep Recovery (MSCR) test			ASTM D7405
a) Standard Traffic (S), Jnr 3.2, Jnr diff Max 75% at 82°C	kPa-1	Max. 4.5	ASTM D7405
b) Heavy Traffic (H), Jnr 3.2, Jnr diff Max 75% at 82°C	kPa-1	Max. 2.0	ASTM D7405
C) Very Heavy Traffic (H), Jnr 3.2, Jnr diff Max 75% at 82°C	kPa-1	Max. 1.0	ASTM D7405
d) Extremely Heavy Traffic (H), Jnr 3.2, Jnr diff Max 75% at 82°C	kPa-1	Max. 0.5	ASTM D7405
Pressure Aging Vessel Residue (PAV)
Complex modulus G*/Sin δ at 40°C, 8mm Plate, 2mm Gap, at 10rad/s	kPa	Max. 6000	ASTM D7175
Notes a – FRAASS Breaking Point only to be evaluated in case the project site has subzero temp conditions.

Key Characteristics of PMB 82-10

High Temperature Performance: Can withstand pavement temperatures up to 82°C without softening or deforming, making it suitable for regions with intense heat or heavy, slow-moving traffic.
Low Temperature Performance: Maintains flexibility and prevents cracking at temperatures down to -10°C, making it effective in moderately cold climates.
Polymer Modification: Typically modified with elastomers like styrene-butadiene-styrene (SBS) or other similar polymers. The modification increases elasticity, strength, and durability, making the binder resistant to both high-temperature rutting and low-temperature cracking.

Main Applications Of Polymer Modified Bitumen PMB 82-10

PMB 82-10 is designed for use in conditions where extreme temperatures, heavy traffic, and pavement durability are critical:

Highways and Expressways: Widely used for high-traffic highways and expressways that face heavy and continuous traffic loads. The high-temperature performance helps resist rutting and deformation in such conditions.
Industrial Zones and Heavy-Duty Roads: Suitable for industrial areas and roads where heavy-duty vehicles frequently operate, as PMB 82-10 can handle the stress from heavy, slow-moving vehicles.
Airport Runways and Taxiways: Ideal for airport pavements where exposure to high temperatures and heavy aircraft loads require resistance to deformation and cracking.
Bridges and Elevated Structures: Used on bridges and overpasses to handle thermal stresses and prevent cracking, which are common due to temperature fluctuations and high traffic loads.
Urban Roads and High-Temperature Regions: Effective in urban environments and regions with extremely hot summers, where roads face both heavy traffic and prolonged high temperatures.

PMB 82-10 is a polymer-modified bitumen designed to perform effectively at temperatures from 82°C to -10°C. The polymer modification enhances the bitumen’s elasticity, durability, and resistance to both rutting and cracking. This makes it ideal for use in highways, airport runways, industrial roads, bridges, and urban areas where roads are exposed to high temperatures, heavy traffic, and significant load stresses.