... 1.ISO9001 2.20 years factory 3.Export to more than 30 countries 4.Professional quality contral diamond expanded metal ... aluminum, platinum, brass, steel, stainless steel, nickel, etc.2.Application: Used with concrete in buildings and construction, maintenance ... in construction, railway and bridges3.Used: widely used in the core of filter, medicine, filtering, breeding, battery, mechanicalprotecting, ...