High-Quality 3-Side Sealed Envelope Machine from China Suppliers - Reliable Factory Solution for Efficient Production
Key Features
Wide Size Range
Makes envelopes from 100 mm to 900 mm in length and up to 800 mm in width.
High Production Speed
Produces 60 to 120 envelopes per minute to meet large order demands.
Large Unwinding Capacity
Supports unwinding rolls up to 1000 mm in diameter and 800 mm wide.
Powerful and Efficient
Uses 25 KW power for smooth and continuous operation.
Heavy-Duty Build
Weighs 2500 kg with sturdy dimensions (8500 × 1700 × 2000 mm) for stable performance.
Flexible Paper Use
Suitable for bamboo fibre, glassine, and kraft paper to produce different envelope types.
Quick Seal Tape
The envelopes are sealed on three sides, and one side has a peel-off tape with special paper for easy and quick closing.
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Technical Specifications
Unwinding Width
800mm
Unwinding Diameter
1000mm
Bag Length
100-900mm
Bag Width
800mm
Production Speed
60-120 pcs/min
Total Power
12.5KW
Machine Weight
2500kg
Dimensions
8500x1700x2000mm
Why Choose the 3-Side Sealed Envelope Machine?
This machine is ideal for businesses that need fast and reliable envelope production. It allows the use of various eco-friendly papers, helping companies meet environmental goals while maintaining packaging quality. The large unwinding capacity and adjustable bag sizes make it flexible for many applications, from luxury invitations to heavy-duty garment packaging. With easy tape sealing, the envelopes are secure and convenient for end-users.
If you want to improve your envelope production with a machine that is fast, strong, and durable, this 3-side sealed envelope machine is the right choice. It combines quality, speed, and sustainability to help your business grow.
Frequently Asked Questions
Q:
What size range of envelopes can this machine produce?
The 3-side sealed envelope machine can produce envelopes ranging from 100 mm to 900 mm in length and up to 800 mm in width.
Q:
What is the production speed of the envelope machine?
It has a high production speed of 60 to 120 envelopes per minute to efficiently meet large order demands.
Q:
What materials are compatible with this envelope machine?
The machine is highly flexible and suitable for use with bamboo fibre, glassine, and kraft paper to produce different envelope types.
Q:
How are the envelopes sealed?
The envelopes are sealed on three sides, and one side features a peel-off tape with special paper for quick and easy closing.
Q:
What are the total power and weight specifications of the machine?
The machine weighs 2500 kg and has a total power requirement of 12.5KW (with 25 KW power capacity for smooth and continuous operation).
Q:
What applications is this 3-side sealed envelope machine ideal for?
It is ideal for packaging businesses requiring fast and reliable production, ranging from luxury invitations to heavy-duty garment packaging.





