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Paper or Plastic?
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Costs - Dust - Marketing - Moisture - Packaging - Plastic containers - Polyurethanes - Storage (materials);
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摘要：
The use of plastic bags for the packaging of dry-mixed concrete is discussed. It has has advantages over paper bags in terms of dust reduction and moisture withstanding capacity. The polyurethane bags are 10% less expensive than paper. The reduction of the material temperature before packaging is important for such bags.
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