1. Different properties: Plastic is a high-molecular synthetic material with many types. Cosmetic glass bottles can be made into emerald green, dark green, light cyan and amber glass by using metal ion colorants.2. Different characteristics: The glass bottle is a traditional packaging product, which
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Now the cosmetic bottle series industry is developing rapidly, the market competition is becoming more and more fierce, and the styles are gradually diversifying. The colors of cosmetic packaging materials are also rich and colorful, showing the quality, style and unique charm of various cosmetic bo
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1. The hose is divided into single-layer, double-layer, and five-layer hoses, which are different in terms of pressure resistance, anti-permeability and hand feeling. For example, the five-layer tube consists of an outer layer, an inner layer, and two adhesive layers. Barrier layer. Features: It has
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