What types of products can be packed in valve bags?

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

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.

Heavy-Duty Bulk Cement Bags Box

Name: Heavy-Duty Bulk Cement Bags Box
Brand: Wenzhou Xihang Plastic Industry Co.,Ltd
SKU: 2268068025

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

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 against falls and friction during logistics.

Customizable Printing: Supports logo, design, and up to 8 colors with BOPP film.

Moisture Proof: Protects contents from contaminants and moisture effectively.

Recyclable Material: Made from recyclable kraft paper or PP woven laminated materials.

Flexible Customization: Custom top, bottom, shape, and size based on customer requirements.

High Daily Capacity: Production capacity reaches up to 360,000 pieces per day.

Food Contact Compliance: Materials meet standards for safe food and chemical packaging.

Dimensional Stability: Maintains shape and size integrity under various conditions.

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: ≤4.86h 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 (fast, automated filling), Reduced Spillage (minimizes dust and spillage), Product Protection (guards against contaminants and moisture), and Customization (can be printed with branding and product details).

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.