Specification Brand : Walfront BulletPoint1 : STABLE MATERIAL: Copper grain adopt selected material after standard process, stable in dry air, does not react with water BulletPoint2 : EXCELLENT PERFORMANCE: Copper grain has good ductility, thermal conductivity and electrical conductivity BulletPoint3 : WIDE APPLICATION: Copper casting grain can be used in industrial filtration, chemical, printing and other industries BulletPoint4 : TECHNICAL PARAMETERS: Raw copper metal come with 99.99% high purity, 400 grams package, the size is 3‑5mm BulletPoint5 : EASY HANDLING: The copper granules are small and easy to handle, making them convenient for various applications ItemName : Copper Grain High Purity 99.99% Metal 400g Ductile, Thermal Electrical Conductive Chemical Printing with Stable in Dry Air ItemPackageDimensions_Height : 6 centimeters ItemPackageDimensions_Length : 17 centimeters ItemPackageDimensions_Width : 12 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : specialty-non-ferrous-metals-raw-materials Manufacturer : WALFRONT Material : copper ModelNumber : WALFRONTr7qbitm1hg NumberOfItems : 1 PartNumber : WALFRONTr7qbitm1hg ProductDescription : 1. STABLE MATERIAL: Copper grain adopt selected material after standard process, stable in dry air, does not react with water 2. EXCELLENT PERFORMANCE: Copper grain has good ductility, thermal conductivity and electrical conductivity 3. WIDE APPLICATION: Copper casting grain can be used in industrial filtration, chemical, printing and other industries 4. TECHNICAL PARAMETERS: Raw copper metal come with 99.99% high purity, 200 grams package, the size is 3‑5mm 5. EASY HANDLING: The copper granules are small and easy to handle, making them convenient for various applications