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Specification of bitumen enamel grade A,B and C Test Requirement Test Method Grade A Grade B Grade C Filler content , by ignition 25-35 25-35 45-55 BS 4147:App. B Density @ 25°C, g/cm3 1.2-1.4 1.2-1.4 1.4-1.65 BS 4147 Softening Point (ring &ball), 100-120 115-130 120-150 BS 2000 part 58 Penetration@25°C, 10-1mm 10-20 5-17 5-15 BS …
Specification of bitumen mastic To ensure that tenders are based upon the specific grades of mastic asphalt required, it is essential that the asphalt contractor is given precise details of the BSS number and of the table and column number therein. Natural rock aggregate mastic or limestone aggregate mastic.The Standard applicable.The type of asphaltic cement, …
/*! elementor – v3.5.3 – 28-12-2021 */ .elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=”.svg”]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block} Specification of bitumen primer V:3.5 – 5m2 per litre Viscosity: @ 20°C 50-100cps (Brookfield RVT Spindle 2 Speed 50rpm) Specific Gravity: 0.89 +/- 0.02 Solids Content: 40% by weight minimum Flash Point: 38°C Drying Time: Normally touch dry …
