... structure 4.Application:Td75,DTII,DTIIA,etc belt buckle frame 1.Corrosion resistant 2.Revolves smooth3. ... 2000,2200,2400, etc 3.Belt type:sailcloth belt, nylon belt, polyester belt, steel-cord belt 4.Apply scope:Metallurgy, Coal ... , Transportation, electric power, building materials, chemical industry, Light industry, grain industry, machine industry 5.Service:Design ...