The design of Sunshine non woven polypropylene shopping bags involves many considerations. They may include stress points, support points, yield points, wear resistance capacity, toughness, and friction force. It is frequently displayed in the international exhibition, such as the Canton Fair
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The design processes of Sunshine pp spunbond nonwoven are of professionalism. These processes include recognition of its need or purpose, selection of a possible mechanism, analysis of forces, material selection, design of elements (sizes and stresses), and detailed drawing. The service life of the product is more than 20 years
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Sunshine non woven polypropylene shopping bags is manufactured adopting advanced machines. These machines mainly include punching machine, bending machine, stamping machine, milling machine, cutting machine, etc. Its stable quality is achieved by the efforts of the design team, engineer team, innovation team, and QC team
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The manufacture of Sunshine non woven polypropylene shopping bags involves some critical processes. These stages include concept confirmation, metal materials procurement, frame fabrication, components machining, surface painting, and final assembly. The service life of the product is more than 20 years
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Before delivery, Sunshine non woven polypropylene shopping bags has to undergo a wide range of tests. It is strictly tested in terms of the strength of its materials, statics&dynamics performance, resistance to vibrations&fatigue, etc. All its steel bars have anti-rust treatment, which can provide long-term durability
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This product features continuous high productivity. Basic components are often updated during the run to provide the new features needed. Its sealed top and corner-drainage system ensure no water leak on the rooftop
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