Article ID Journal Published Year Pages File Type
831076 Materials & Design (1980-2015) 2012 8 Pages PDF
Abstract

Different concentrations of super abrasion furnace black filler [SAF (N 115)] and white filler [Silica (Hi-Sil 233D)] were mixed with styrene-butadiene rubber [SBR-1502] cured by conventional sulfur system. Rheometer characteristics, the physico-mechanical behavior, abrasion resistance, hardness and swelling measurements were performed and studied. Comparison between black and white fillers was established and it was found that, filler incorporation into the rubber matrix is one of the major factors that improve the tensile strength, abrasion resistances, hardness and swelling resistance. The increase in tensile strength as well as Young’s modulus was attributed to improve interfacial bonding between filler and SBR matrix. The results reveal that vulcanizates containing 30 phr of carbon black and 50 phr of silica respectively exhibit the better overall physico-mechanical properties.

Graphical abstractDifferent concentrations of super abrasion furnace black filler [SAF (N 115)] and white filler [Silica (Hi-Sil 233D)] were mixed with styrene-butadiene rubber [SBR-1502] cured by conventional sulfur system. Rheometer characteristics, the physico-mechanical behavior, abrasion resistance, hardness and swelling measurements were performed and studied. Comparison between black and white fillers was established and it was found that, filler incorporation into the rubber matrix is one of the major factors that improve the tensile strength, abrasion resistances, hardness and swelling resistance. The increase in tensile strength as well as Young’s modulus was attributed to improve interfacial bonding between filler and SBR matrix. The results reveal that vulcanizates containing 30 phr of carbon black and 50 phr of silica respectively exhibit the better overall physico-mechanical properties.Figure optionsDownload full-size imageDownload as PowerPoint slideHighlights► The crosslink density increases with the increase of both SAF black and silica contents. ► Filler loading enhances both the reinforcement effect and the mechanical properties. ► The optimum concentration of SBR/SAF is 30 phr and for SBR/silica is 50 phr.

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