20kg 25kg 50kg China Factory Chemical Products Strong Block Bottom PP Woven Valve Bags

Product Description

Our Advantages

We can make bags in multi-function, bags in tubular shape or back seam , offset print or gravure print, external valve or internal valve, bag valve fabric can be in woven fabric or customized fabric, In order to easily find the filling spout, we can make a different color of the valve fabric to make it more visible for workers.

The air permission can be customized according to the filling stuff, and the speed of the filling machine.

For some materials has a higher requirement of moisture-proof, we can combine the pp woven fabric together with the kraft paper and make a two layers bag.

Product Display

A pp valve bag refers to a type of packaging bag made from polypropylene (PP) material. These bags are commonly used for various industrial and commercial purposes to store and transport dry bulk materials, such as grains, chemicals, fertilizers, cement, and other granular or powdered products.
The distinctive feature of a pp valve bag is its self-closing valve mechanism. This valve allows for easy filling of the bag with the desired material and also provides an efficient and convenient way to close the bag securely once it is filled. The valve is typically located on one side of the bag near the top and can be easily opened or closed as needed.
The use of pp valve bags offers several advantages. They are durable, moisture-resistant, and can withstand rough handling during transportation. The self-closing valve ensures minimal spillage and maintains product integrity. Additionally, these bags can be customized with various printing options to display branding, product information, or handling instructions.
Overall, pp valve bags are a popular choice in industries that require efficient and reliable packaging solutions for their bulk materials.

Product Parameters

 

Item	Specification
Shape	tubular or back seam
Length	300mm to 1200mm
width	39mm to 700mm
Top	open mouth or Valve
Bottom	hot air welding
Printing type	Off-set printing or Gravure printing on one or two sides, up to 8 colors
Mesh size	10*10,11*11 12*12,
Bag weight	50g to 90g
Air permeability	20 to 160
Common size	46*40*10cm (25kg), 45*52*10cm (25kg), 43*54*11cm (25kg),                         50*65*10cm (50kg) or as your request
Color	customized
Fabric weight	58g/m2 to 120g/m2
Fabric treatment	anti-slip or laminated or plain
PE lamination	15g/m2 to 30g/m2
Application	cement, stock feed, animal food, pet food, rice, chemical product.
Inside liner	Can be combined with kraft paper and into a two layers bag
Characteristics	auto-filling, self-sealing, easy for pallet pack, save warehouse space, cost-effective
Material	100% original polypropylene
Optional choice	back seamed, combined with kraft paper
Package	about 500pcs for one bale or 5000pcs one wooden pallet
Delivery Time	within 35 days for one 40H container

Application Fields

Company Profile

Our Advantage:
1.The source production manufacturer, most competitive prices.
2.Professional in manufacturing big bags for decades.
3.Dust-free workshop and dust removal equipment to ensure food-grade inspection of each product.
4.With much experience in exporting the PP big bag, we can guarantee the goods reach to your place smoothly.
5.Fast Delivery-Generally speaking, the order will be finished within 20 working days.

Packaging & Shipping

 

Certifications

FAQ

FAQ

Q1.if I want to get a full quotation, what information should be provided?
A: Size: width, height,printing,quantity etc.
 if you don't know, please tell me the product to be packaged and the weight of the product, and we can suggest

Q2. How does your factory control quality?
A:Quality is the most important for us, we always pay high attention to quality controlling from the very beginning to the end, most of our production has approved by SGS.

Q3. Why choose us?
A: We have a professional and experienced R&D team,reliable and strict quality control system. We test all our products before shipment to make sure everything in perfect condition.
 

Q4.How long will the shipment be delivered ?
A:Usually about 30-40days.We have good cooperation in the whole manufacturing procedures, which could promise you the punctual delivery.

Q5.Are you manufacturer ?
We are a professional manufacturer in this industry, provide OEM ODM

Q6. How to get a sample? 
A:We can provide current samples to test the quality first, the formal pre-production sample will be provided before mass production.