In the circuit board industry, the circuit boards with a thickness of 105 um or more are usually called thick copper boards. At present, the thick copper foils mainly used for printed circuit boards are 3 ounces, 4 ounces, 5 ounces, 6 ounces, and sometime
Molecular formula:AL2O3Molecular weight:102Melting point:2050℃Specific gravity:AL2O3 αtype 2.5-3.95g/cm3Crystal-type:γ〠αFeatures: high purity, granularity can be controlled according to the process, grain distribution, white tasteless
This product was made from activated alumina and false monohydrate aluminum adhesive. It owns stable surface, good crushing strength, low abrasion, suitable pore shape, low impurity, good active component impregnation.
(1)Alcohol free. All non-toxic materials(2)Breathable cover makes babies comfortable, effectively avoid diapers rash(3)Fluff fiber with high quality SAP condense all moisture instantly and solidly
160g Embossed velvet for sofa bonded 30g, the we and cuttable width 57 itches or 145 centimeters. The geometric texture on it’s surface makes great efforts to modernize it with a fresh design. We are a embossed velvet fabric manufacturer. soft velvet em
This series of products has large adsorption capacity and is suitable for the drying of a variety of gases and liquids. It has achieved good results in the use of steel plants, fertilizer plants, oxygen plants and petrochemicals, environmentally friendly