TheinstrumentisdesignedandmadeaspertheNationalStandardGB/T4507“TestMethodsforSofteningPointofPetroleumAsphalt”,andT0606“AsphaltSofteningPointTest(RingandBallMethods)intheIndustryStandardJTJ052SpecificationandTestMethodsofBitumenandBituminousMixtureforHighwayEngineering.Itissuitabletodeterminesofteningpointofpetroleumasphalt,coalpitch,liquidpetroleumasphalt,andotherasphalts.Itisthedesiredproductsforasphaltmanufacturingcompanies,highwayandbridgec***tructioncompanies,collegesanduniversities,andscientificresearchinstitutes.Computercontrol;linearityheating;automaticstirring.Thetestdataisaccurateandreliable.Itcanshowtestdataautomaticallyafteratest.ItisinaccordwiththeNationalStandardGB/T4507.Technicalparameters1.Powersupply:220V&plu***n;10％,50Hz;2.Ambientcondition:roomtemperatureshouldbelessthan35℃,andkeepstablewithoutanyairconvection.3.Measurementrange:+32～150℃,&plu***n;1.0℃；4.Stirrer:thestirringspeedcanbecontinuouslyadjusted.5.Heatingpower:800W;6.Heatingmedium:glycerin;7.Cubageofbeaker:1000ml;8.Relativehumidity:≤85％;9.Totalpowerc***umption:notmorethan850W;Contact:michelleEmail:oilpurifierlily@lfywo@Oilpurification87@Skype:oilpurifier2010Msn:lfywo@Mobile:+86-15909333942Fax:+86-23-62940030Web:http://www.oilpurifierlily.http://ChongqingGoldMechanical&ElectricalEquipmentCo.,LtdNo.9-10,23NanpingWestRoad,NanpingStreet,Nan'anDistrict,Chongqing,China)