The elasticity of cork combined with its near impermeability makes it suitable as a cork material, especially for wine bottles. Cork makes up about 60% of all cork products. Cork has a nearly zero Poisson's ratio, which means the cork's radius does not change significantly when squeezed or pulled. [

Cork is an impermeable buoyant material, layers of bark tissue, harvested for commercial use primarily from the Quercus suber (cork oak) native to southwestern Europe and northwestern Africa. Cork is made from the hydrophobic substance cork. It is used in a variety of products, the most common of wh

8011 is an aluminum foil series, which belongs to the 8××× series alloy aluminum foil, adding Al-Fe-Si elements. Alloy properties that account for more than 1% of the total alloying elements have corresponding advantages. 8011 is often used to make aluminum foil, its performance is better than pure

In the past five years, the company has been aiming at professional business construction and successfully created several professional exporter images. The export volume ranks among the best in the industry and the comprehensive strength ranks the forefront among similar enterprises in Shaanxi Province.During the 13th Five-Year Plan period, the company's packaging aluminum products exports ranked the top three in the country, has exported more than 50,000 tons, the total amount of more than 1 billion yuan;The chemical products represented by hydrazine products are favored by the international market and have established the image of international professional export supplier of hydrazine products, attracting many global top 500 chemical giants to purchase such products for a long time.The company's newly developed business volume of new energy photovoltaic products has grown rapidly. In 2019, the export volume of photovoltaic products to India exceeded 500 million yuan, ranking the 7t