Top And Bottom Feed Small Bags Sewing Machines

Struggling with weak seams on thick multi-wall bags, inconsistent stitching on slippery materials, or inefficient single-needle production lines? The DNE-2WU (right-hand) and DNE-2LWU (left-hand) double needle bag sewing machines are engineered to solve these pain points – offering heavy-duty performance, cost-effectiveness, and seamless integration for small-to-medium bag manufacturers worldwide. As the synchronized left right hand bag sewing machine for automatic line, they balance productivity, durability and affordability – perfect for factories scaling up or meeting strict international packaging standards.​

Core Features & Pain Point Solutions​

• 2-Needle+Four-Thread Chain Stitch: Delivers two parallel, interlocked seams in one pass – 30% stronger than single-needle stitching,
• Top & Bottom Compound Feed Mechanism: Prevents material slippage on PP/PE woven bags, multi-wall paper sacks, and thick fabric
• Heavy-Duty Capacity: Max sewing thickness up to 12mm, supports large DR-2 #29 needles, and adjustable stitch length up to 15mm.
• Automatic Oil Supply System: Reduces manual maintenance time
• High Speed + Low Vibration: Stable operation at high speeds minimizes operator fatigue and ensures consistent stitch quality.

Ideal Applications & Target User Scenarios​

1. Suitable Bag Materials & Industries​

• Bags: Multi-wall paper sacks (flour/grain), PP/PE woven bags (cement/chemicals), fabric cloth bags (agricultural products), and thick industrial packaging (small-to-medium sizes)​
• Industries: Chemical plants, cement factories, flour mills, woven bag manufacturers, and agricultural product packagers.

2. Main Users (With Pain Points & Value Fit)​

• Small-to-Medium Bag Factories (10-50 Production Lines)
• Emerging Market Manufacturers (Vietnam/Mexico/Indonesia)
• Automatic Bag Making Line Operators
• Packaging Distributors & Resellers

Why Choose DNE-2WU / DNE-2LWU

• Cost-Effective Durability: Heavy-duty build withstands dusty, high-intensity industrial environments (common in cement/chemical plants) without frequent breakdowns – lower total cost of ownership than premium brands .​
• Seamless Line Integration: Flat-bed design and synchronized left/right-hand pairing fit most automatic bag making lines.
• Flexible Production: Handles multiple bag materials and thicknesses (up to 12mm) – perfect for factories producing mixed product lines.

Tailored Support for Global Bag Manufacturers​

We understand the unique challenges of bag production across diverse markets.

Don't let weak stitching, inefficient production, or costly equipment hold back your production growth. The DNE-2WU / DNE-2LWU chemical cement bag double needle sewing machines deliver the strength, speed, and affordability that today's bag factories need to compete internationally. Please feel free to contact our team today to request a quote, schedule a virtual demo, or discuss how we can tailor this solution to your specific production line.

Applications

 

PP Bag

Plastitc Bag

Net Bag

1. What kinds of bags can your bag sewing machines stitch?
A: Our bag sewing machines perfectly fit PP woven bags, PE bags, jute bags, non-woven bags, fertilizer bags, feed bags and industrial packaging bags. It covers daily packaging and industrial heavy-duty sewing needs.

2. How durable are your industrial bag sewing machines?

A: Our machines adopt heavy-duty cast iron body and high-quality core parts. With regular maintenance, they can run stably for many years with low failure rate.

3. How about the packaging and transportation of that machine?
A: All the machines are packed in standard export cartons or wooden packaging boxes to prevent damage during transportation.

4. What payment terms do you accept?
A: We accept T/T,Paypal,Western union ect.

why choose us

 

our Company

 

PACKSTAR is a leading professional manufacturer of bag sewing machines, bag closing machines and supporting packaging equipment. Our products are trusted by clients in over 30 countries, serving food, chemical, feed, grain, fertilizer and packaging industries.

 

Meanwhile, we offer one-stop services including pre-sales technical consultation, free solution design, on-site installation guidance, long-term after-sales maintenance & spare parts supply.

How To Cooperate With Us?

Welcome to email or call us get the professional sewing solution and quotation.

Our address

No.25,Hi-Tech Zone,Xi'an,710065,China

Phone Number

86-29-81870126,81870128

E-mail

dekoco@vip.163.com,sales@chinapackstar.com

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