El trueque es el presente y el futuro del comercio internacional, especialmente para las personas que se inician en el negocio de importación y exportación. El trueque y más, operaciones triangulares.
La segmentación perfecta para sus propuestas de negocio, Sus lugares de destino, además de su clase de clientes objetivo, además de sus artículos y categorías.
Material of plastic ribbon
1. The plastic ribbon is made of polypropylene material.
2. PP plastic raw material, chemical name: polypropylene, features: low density, strength, stiffness, hardness and heat resistance are better than low pressure polyethylene, can be used at about 100 degrees. It has good electrical properties and high-frequency insulation and is not affected by humidity, but becomes brittle at low temperature, not wear-resistant, and easy to age. Suitable for making general mechanical parts, corrosion-resistant parts and insulating parts.
3. Polypropylene, English name: Polypropylene (PP), molecular formula: (C3H6)n. CAS
Accession number: 9003-07-0, it is a thermoplastic resin obtained by the polymerization of propylene. According to the arrangement of methyl groups, it is divided into isotactic polypropylene (isotactic polypropylene)
polypropylene), random polypropylene (atactic
polypropylene) and syndiotactic
polypropylene) three.
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