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The Open Square Bottom Paper-Plastic Composite Bag is a high-performance industrial packaging solution designed to meet the needs of a wide range of powdered and granular materials. Combining strength, durability, and flexibility, this bag is ideal for sectors including construction, chemicals, food, and agriculture. It is especially suitable for packaging products such as building material powder, cement, titanium dioxide, latex powder, chemical valve bags, carbon black, pigment powders, starch, food products, fertilizers, and pet feed.
Material and Structure
This bag features a paper-plastic composite structure that provides enhanced mechanical strength and moisture resistance. The outer layer typically consists of high-quality kraft paper, while the inner lining is made of plastic film or woven polypropylene. The open square bottom design allows the bag to stand upright on flat surfaces, improving filling efficiency and pallet stability.
Key Advantages
Enhanced Load Capacity and Strength
The multi-layered structure offers good load-bearing capabilities, making the Open Square Bottom Paper-Plastic Composite Bag ideal for heavy-duty applications such as cement bags, fertilizer packaging, and chemical valve bags. It resists tearing, punctures, and deformation during transport and handling.
Efficient Storage and Transportation
The square bottom shape ensures efficient stacking and space utilization. This is crucial for industries that deal with bulk packaging like titanium dioxide bags, latex powder bags, and carbon black packaging.
Moisture and Dust Protection
The composite materials provide effective barriers against moisture and dust, ensuring that sensitive contents like pigment powders, starch, and food packaging remain intact and uncontaminated during storage and shipping.
Customization and Versatility
These bags are customizable in terms of size, printing, and closure options. This makes them suitable for a variety of packaging needs—from pet feed bags and fertilizer sacks to more technical uses like chemical packaging and building material powder packaging.
Application Range
Cement Bags: Offers the robustness required to handle the weight and abrasiveness of cement.
Titanium Dioxide Bags: Designed to prevent leakage and product degradation.
Latex Powder Bags: Maintains integrity under varying humidity conditions.
Chemical Valve Bags: Compatible with valve-filling machines for efficient operation.
Carbon Black and Pigment Powder Bags: Controls dust emission and retains product quality.
Starch and Food Packaging: Meets hygiene requirements with food-grade linings if needed.
Fertilizer Bags: Withstands outdoor exposure and bulk handling.
Pet Feed Bags: Ensures freshness and safety for animal nutrition products.
The Open Square Bottom Paper-Plastic Composite Bag offers a reliable and flexible solution for industrial and commercial packaging. Its structural integrity, protective qualities, and wide applicability make it ideal choice for products ranging from construction materials to agricultural supplies and pet food. By choosing this packaging option, businesses can improve operational efficiency, product safety, and logistics management.
