The asphalt softening point tester is a specialized instrument used to determine the softening temperature of asphalt under specific conditions. This Asphalt softening point tester is designed and manufactured according to the American Standard ASTM D36 Standard Test Method for Softening Point of Bitumen (Ring and Ball Apparatus). It is suitable for determining the softening point of ... https://www.aticoexports.com/product/softening-point-tester-automatic-astm-d36-ring-and-ball-apparatus