... 3 - 100mm 3) Length: 5 - 50m 4)Advanced technology 5)Quality Assurance Product specificationNO.WidthThicknessLengthDensity112mm0.075mm5m0.18g/cm3 ... equipment, complete detection means, advanced technology, strict scientific management, and years of practice production experience. Our products ... , variety, and complete specifications, and many kinds of products have been sold to above 100 cities in ...