What types of products can be packed in valve bags?

Valve bags are suitable for Powders (cement, flour, chemicals), Granules (fertilizers, seeds), and Pellets (plastic, animal feed).

How is a valve bag sealed?

The valve is usually sealed by heat, adhesive, or sometimes crimped or stitched.

What sizes do valve bags come in?

Common sizes range from 5 kg to 50 kg (11 lbs to 110 lbs), with custom sizes available.

Industrial-Grade Plastic Valve Bags with Durable Square Base

Name: Industrial-Grade Plastic Valve Bags with Durable Square Base
Brand: Wenzhou Xihang Plastic Industry Co.,Ltd
SKU: 1950968001

Zhejiang, ChinaWenzhou Xihang Plastic Industry Co.,Ltd

US$0.01-0.35

5,000 Pieces

Sample price:US$0.10/piece.Request sample

Product profile

Customization

Available

Application

Chemical, Food

Loading Capacity

50kg

Model NO.

xh8801

Material

Kraft Paper, PP Woven Laminated

Top

with Valve or Full Open

Bottom

Square Bottom

Print Type

Flexo or Gravure

Capacity

360000PCS Per Day

Feature

Recyclable, Moisture Proof

Shape

Square Bottom Bag

Making Process

Composite Packaging Bag

Bag Variety

Your Bag

Transport Package

Bale or Pallet

Specification

70cm*30cm*50cm

Trademark

customized

Origin

Wenzhou

HS Code

630533

Production Capacity

10.8millon/ Month

Key features

High Tensile Strength: Ensures durability and resistance to falls and friction during transport.

Food Contact Compliance: Safe for packaging food products like feed and fertilizer.

Customizable Dimensions: Width from 30-100cm and length tailored to customer requirements.

Multi-Material Options: Available in 100% virgin PP, PE, or Kraft Paper with laminated layers.

Flexible Printing: Custom logo and design options with up to 8 colors on coated bags.

Recyclable Material: Environmentally friendly options made from paper or plastic.

Square Bottom Design: Provides stable stacking and efficient storage for bulk materials.

Moisture Proof: Protects contents from humidity and external contaminants.

Company profile

Full CustomizationR&D CapabilitiesFast DeliveryManagement Certification

Wenzhou Xihang Plastic Industry Co.,Ltd

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 Year CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤4.53h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier specializes in manufacturing and sales of plastic, textile, and rubber products, along with packaging solutions. They hold ISO9001:2015, ISO45001:2018, and ISO14001 certifications but lack procedures for quality assurance and customer service. Their financial data suggests stable operations but limited growth. The supplier demonstrates strong customization capabilities but lacks overseas service presence and innovation through R&D. They do not participate in offline trade shows and have a limited export percentage.

Supplier typeThe supplier operates in manufacturing and sales of plastic, textile, and rubber products, with a focus on packaging solutions.

CertificationsThe supplier holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications, indicating a commitment to quality, health and safety, and environmental management.

After-Sales capabilityThe supplier lacks written procedures and records for handling customer complaints and quality assurance, indicating weak after-sales service capability.

R&D capabilityThe supplier does not have R&D capabilities or SDK availability, indicating limited innovation capacity.

Production capacityThe supplier has a sizeable manufacturing area and diverse production capabilities with machines for printing and bag making.

Customization capabilityThe supplier offers extensive customization services, from samples and designs to full and minor customizations.

Product Q&A

Q:What is a valve bag?

A valve bag is a type of packaging designed for bulk materials. It has an integrated valve for efficient filling, which is sealed after filling to keep contents secure.

Q:What materials are valve bags made from?

Valve bags can be made from Paper (often kraft paper with a polyethylene liner), Plastic (such as polypropylene or polyethylene), or Multi-wall (combining paper and plastic for added strength and moisture resistance).

Q:What are the benefits of using valve bags?

Benefits include efficiency through fast automated filling, reduced spillage minimizing dust, product protection against contaminants and moisture, and customization options for branding.

Q:How are valve bags filled?

A filling machine inserts a nozzle into the valve to fill the bag with material. The valve is then sealed after filling.

Q:Are valve bags recyclable?

Yes, many are recyclable, especially those made from paper or plastic, depending on local recycling programs.