BNA Bitumen Cutback Graded MC 30

BNA Bitumen Cutback Graded MC 30

BNA Cutback Grade Bitumen is normally used in spraying and in some mixing application. Cutback Bitumen is penetration grade bitumen blended with a solvent such as kerosene, white spirit, gasoline and naphtha controlling the curing time. Cutbacks are divided into 2 types, Rapid Curing (RC) and Medium Curing (MC) depending on the solve used. Commonly used for road and pavement construction and maintenance. Cutback MC 30 is blended with a solvent such as Kerosene, a medium curing petroleum cutter.

RECOMMENDED APPLICATION RATE

Priming – Between 0.5L/m2 and 1.4 L/m2. Tack-coating – Between 0.2 L/m2 and 0.4 L/m2.

Recommended Spraying Temperature: 60 °C – 80 °C

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APPLICATION

BNA Cutback MC 30 containing 50% Bitumen, is commonly used as a Prime Coating. The process of priming involves applying a low viscosity binder to a prepared but usually unbound aggregate base. It is intended to be absorbed by the top layers of the base and provide a surface which is more easily wetted by a following bituminous covering. Cutback bitumen which is suitable for priming is also used for Tack-Coating. This is applied to an underlying surface to aid with the adhesion of the following asphalt layer.

PACKING AND SUPPLY

200 L New steel drums or reconditioned steel drums. Weatherproof packing for flexibility of storage.

STORAGE AND HANDLING

Original containers store in a cool dry place. Do not leave containers open.

TYPICAL PROPERTIES

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