REFERENCE FOR SIZES

APACITY

FERTILIZER BAG

ANIMAL FEED BAG

RICE BAG

SEED BAG

CHARCOAL BAG

5KG

30cm*40cm

30cm*45cm

30cm*52cm

45cm*62cm

10KG

40cm*60cm

40cm*65cm

35cm*65cm

45cm*75cm

15KG

45cm*65cm

50cm*75cm

40cm*65cm

50cm*80cm

20KG

45cm*75cm

50cm*88cm

45cm*75cm

55cm*85cm

25KG

50cm*80cm

50cm*95cm

45cm*80cm

60cm*90cm

50KG

58cm*100cm

60cm*98cm

60cm*105cm

65cm*105cm

50KG

The above is recommended size, if you have any other size demands, we could make customized packaging for your own bag!

Product List

Customer Q&A

1. What are the differences between white PP woven bags and transparent PP woven bags?
Answer: White PP woven bags use a white base, allowing printed colors to appear brighter and more vivid. The graphics look more attractive and the packaging has a higher visual brightness, which can enhance brand image and product appeal. Transparent PP woven bags, on the other hand, offer better tensile strength and durability. Customers can directly see the product and its quality, making them more effective for product display and promotion.

2. What is the difference between BOPP, pearl film, and metallized film?
Answer: BOPP is the most common and widely used PP woven bag packaging material. It is produced by laminating BOPP film directly onto a PP woven bag. Pearl film and metallized film are created by first laminating BOPP with pearl film or metallized film, and then laminating the combined film onto the PP woven bag. Pearl film gives the packaging a whiter and more premium appearance. Metallized film provides a bright metallic silver finish with excellent print quality and strong reflective effects. It also offers light-blocking and UV-resistant properties. Overall, pearl film and metallized film are upgraded versions of standard BOPP packaging.

3. How is the printing plate cost calculated? Can the Printing plate cost be free for customers ?
Answer: The more colors included in the design, the more printing plates are required. For example, for fertilizer packaging, the plate cost for a 25 kg bag is approximately USD 50 per color/plate, while a 40 kg bag is approximately USD 80 per color/plate. We sincerely hope to become your long-term supplier and partner. If your order quantity is large enough, we are willing to cover the plate-making cost. For smaller orders, we can provide discounts and gradually refund the plate cost through future orders to support a long-term partnership.

4. How can the quality of packaging bags be inspected?
Answer: (To be completed.)

5. When is the best time to purchase packaging products?
Answer: The best time to purchase plastic woven packaging products from China is between May and November. During this period, demand for plastic woven packaging is relatively low, resulting in less pressure on raw material supply and more competitive prices. In addition, ocean freight rates are usually lower during the shipping off-season, providing further cost advantages.

6. If the production date or batch number changed, is it a new printing plate required each time?
Answer: No. Our company is equipped with UV coding equipment. During artwork design, space is reserved for dates and batch numbers. According to your requirements, we can print the specified production date, batch number, or other variable information during each production run without the need for a new printing plate.

construction bag_cement bag_valve pp bag 50cm.67cm.11cm 62g white pp vowen bag_paint film 2

X

CONSTRUCTION BAG_CEMENT BAG_VALVE PP BAG

Categories: CONSTRUCTION BAG

Contact Now

Description

Construction bag_cement bag_valve pp bag 50cm.67cm.11cm 62g white pp vowen bag_paint film Valve bags are specialized packaging solutions designed for efficient filling and secure closure, primarily used for powdered or granular products. They feature a unique valve opening that allows for quick filling without the need for additional sealing equipment. Advantages of Valve Bags Efficiency in Filling: The valve design allows for rapid filling without the need for additional sealing equipment, reducing labor costs. Self-Sealing Feature: Once filled, the pressure from the contents automatically seals the bag, minimizing the risk of leakage. Space-Saving: Valve bags are compact and can be stored efficiently compared to traditional open-mouth bags. Customization Options: Many valve bags can be customized with printing options for branding or product information. Types of Valve Bags Single Layer Valve Paper Bag Made from a single layer of paper, these bags are lightweight and suitable for products that do not require heavy-duty packaging. Commonly used for flour, sugar, and other fine powders. Cylindrical External Valve Paper Bag This type features a cylindrical shape with an external valve that facilitates easy filling. Ideal for bulk materials such as animal feed and chemicals. Big-Bottom-Small-Valve Paper Bag It is characterized by a larger bottom to provide stability while maintaining a smaller valve opening. Often used in construction materials like cement and plaster. Thumb Gap Valve Bag This design includes a thumb gap that allows for easier handling and filling. Suitable for products requiring manual intervention during the filling process. Super Sonic Valve Bag Utilizes sonic sealing technology to close the bag after filling, ensuring a secure seal without sewing. Commonly employed in automated packaging lines due to its efficiency. Pasted Valve Stepped End (PVSE) Bag A multi-wall paper bag designed with a pasted valve end that helps in self-sealing once filled. Frequently used in packaging dry flowable products like grains and fertilizers. Applications of Valve Bags Valve bags are versatile and find applications across various sectors: Food Industry: Used for packaging flour, sugar, rice, and other food ingredients due to their ability to prevent contamination and maintain freshness. Construction Materials: Ideal for cement, plaster, sand, and insulation materials where durability is essential. Chemical Industry: Employed for packaging chemicals and minerals that require secure containment to prevent spillage or contamination. Agriculture: Used for animal feed, fertilizers, and other agricultural products that benefit from the self-sealing feature of valve bags.