Product Overview

Made from multi-layer kraft paper with optional inner PE or PP film coating, the Flour paper bag ensures superior moisture resistance, leak-proof sealing, and odor prevention, maintaining the freshness and quality of the flour during storage and transportation.

Whether used in industrial flour production lines or retail packaging applications, Tongying’s Food-grade paper bags comply with international safety standards and can be customized to fit different filling systems and product weights, typically ranging from 5kg to 50kg.

Key Features

Food-Grade Material
Manufactured using 100% virgin kraft paper and FDA-approved inner coatings, ensuring the packaging meets strict food safety and hygiene standards.

Multi-Layer Construction
The bag structure typically consists of 2–4 layers of high-strength kraft paper, optionally laminated with polyethylene (PE) film for enhanced barrier performance.

Moisture and Grease Resistance
Designed to protect flour from humidity, oil contamination, and external odors, making it ideal for long-distance transportation and warehouse storage.

High Strength and Durability
The bag provides excellent tensile and burst strength, ensuring safe handling during automated filling, stacking, and palletizing processes.

Customizable Design
Available in valve-mouth, sewn-open-mouth, or bottom-gluing types, with custom printing options (up to 7 colors) for brand logos, product information, and barcodes.

Eco-Friendly & Recyclable
100% biodegradable paper materials support global sustainability efforts, reducing plastic usage and promoting environmentally responsible packaging.

Efficient Sealing and Filling Compatibility
Compatible with automatic filling and sealing machines, improving packaging speed and maintaining consistent performance in mass production.

Product Advantages

Sustainability & Environmental Protection
The Shenzhen Flour Paper Bag represents a major step toward green packaging alternatives. Unlike plastic packaging, it is biodegradable, compostable, and recyclable, contributing to reduced carbon emissions.

Excellent Brand Image Enhancement
Custom-Printed Paper Bags help enhance your brand’s visibility and reputation. The smooth surface and vibrant printing capability allow high-definition graphics and text, creating strong marketing appeal.

Cost-Effective Bulk Packaging
Lightweight yet strong, the flour paper bag offers a high strength-to-weight ratio, reducing transportation costs while maintaining product safety.

Wide Adaptability
Suitable for a range of powdered and granular materials such as flour, wheat, corn starch, sugar, salt, rice powder, milk powder, and bakery mix.

Strong Production Capability
Backed by Tongying’s advanced flexographic printing and high-speed bag-making lines, the company ensures fast lead time, stable quality, and competitive pricing for global clients.

Compliance with International Standards
All bags are produced under ISO 9001:2015 quality management and food-grade safety certifications, ensuring reliable use in international markets including Europe, North America, and Southeast Asia.

Applications

The Flour Paper Bag is widely used in multiple industries, including:

Food Industry:
For packaging wheat flour, corn flour, rice flour, baking mixes, and powdered food ingredients.

Agricultural Products:
Suitable for grains, animal feed, and other dry agricultural goods.

Chemical and Building Materials:
Optional versions are available for non-food powders such as cement, gypsum, or industrial starch, providing a versatile solution for bulk materials.

Retail and Commercial Use:
Custom printed flour paper bags can be used for supermarkets, bakeries, food distributors, and private label packaging.

Why Choose Tongying Packaging?

Over 20 years of manufacturing experience in industrial and food-grade paper packaging

Modern production facilities equipped with advanced flexographic printing and automatic bag-making machines

Strong R&D capability for customized designs and material combinations

Strict quality control system, ensuring stable performance in every batch

Global export experience, with customers across Europe, Asia, and the Americas

Fast delivery & professional after-sales service

Tongying Packaging adheres to the philosophy of “Quality first, continuous improvement, and customer satisfaction.” We are committed to providing sustainable packaging solutions that combine performance, safety, and environmental protection.

Frequently Asked Questions (FAQ)

Q1: Are your flour paper bags safe for direct food contact?
Yes. Our flour paper bags are made from food-grade kraft paper and FDA-approved inner liners, ensuring they are safe for direct contact with food products.

Q2: Can the bags be customized with my logo and design?
Absolutely. We provide flexographic printing up to 7 colors and can customize your design, logo, and text according to your brand requirements.

Q3: What sizes and capacities are available?
Our standard capacities are 5kg, 10kg, 25kg, and 50kg, but we also offer custom sizes based on your filling equipment and packaging needs.

Q4: Do you offer moisture-proof or grease-resistant options?
Yes. We can add PE or PP film layers or water-resistant coatings to improve protection against humidity and grease.

Q5: How strong are your paper bags compared to plastic bags?
Our multi-layer kraft paper bags are designed to provide superior strength and puncture resistance, suitable for heavy-duty packaging while remaining eco-friendly.

Q6: Can your bags be used with automatic filling machines?
Yes. All Tongying flour paper bags are engineered to work seamlessly with factory automated filling systems to enhance production efficiency.

Q7: Do you provide OEM or ODM services?
Yes, we welcome both OEM and ODM orders. We can assist with material selection, structural design, and full production based on your project requirements.

Q8: What is your minimum order quantity (MOQ)?
The standard MOQ is 10,000 pieces per size or design, but we can negotiate flexible terms for trial orders or customized projects.

Q9: How long is your delivery time?
Generally, 15–25 days after order confirmation, depending on the order quantity and printing complexity.

Q10: Where are your products exported?
We export to Europe, the Middle East, Southeast Asia, North America, and South America, with long-term partnerships in multiple countries.