SG2319TL Single Needle-bar Warp Knitting Machine for Shade Net – FAQ

The SGE2319TL Single Needle-bar Warp Knitting Machine is a high-performance Raschel warp knitting machine designed for producing a wide range of net fabrics, including shade nets, protective nets, fishing nets, purse nets, olive nets, and garment nets.

The machine uses a latch needle knitting system, oiled eccentric gearing, and a 3-roller positive yarn let-off system. It supports multiple machine gauges, 2–5 guide bars, and working widths from 150 inches to 532 inches, making it suitable for different net production requirements.
This FAQ explains the SGE2319TL's applications, working principle, technical specifications, available configurations, production considerations, and maintenance requirements.

1. What Is the SGE2319TL Single Needle-bar Warp Knitting Machine?

The SGE2319TL is a single needle-bar Raschel warp knitting machine developed for continuous production of various net fabrics.
Unlike conventional weft knitting, warp knitting uses multiple warp yarns fed into the knitting elements simultaneously. The guide bars move the yarns around the latch needles according to the selected lapping pattern, forming interconnected loops that create the final mesh structure.
The SGE2319TL is particularly suitable for manufacturers producing wide-width net fabrics. Its configuration can be selected according to the required mesh structure, yarn specification, working width, and production application.

Typical applications include:

· Shade nets

· Protective nets

· Fishing nets

· Purse nets

· Olive nets

· Other industrial and agricultural net fabrics

2. What Is the SGE2319TL Used For?

The SGE2319TL is designed for flexible net production rather than a single fixed product.
For shade net manufacturers, the machine can be configured to produce different mesh structures and widths according to the intended application.

Shade Nets

Shade nets are widely used in agriculture, horticulture, nurseries, greenhouses, and outdoor applications where controlled sunlight and environmental protection are required.

Protective Nets

Protective nets can be used in agricultural, construction, industrial, and other applications where physical protection or separation is required.

Olive Nets

Olive nets are used for olive harvesting and collection, helping catch olives as they fall from the trees and reducing contact with the ground. The SGE2319TL can be configured to produce olive nets with suitable mesh structures, yarn specifications, and fabric widths according to the harvesting requirements.

Fishing Nets

The machine can also be used for producing knotless fishing nets when the appropriate yarn, gauge, guide bar configuration, and knitting pattern are selected.

Purse Nets and Other Mesh Products

The machine's flexible Raschel knitting structure allows it to produce various open mesh and net constructions used for different industrial and commercial applications.

3. How Does the SGE2319TL Produce Shade Nets?

The SGE2319TL produces shade nets through a continuous warp knitting process.
The basic production process is:
Warp Yarn Preparation → Yarn Feeding → Guide Bar Movement → Loop Formation → Mesh Structure Formation → Fabric Take-Down → Fabric Batching
The warp yarns are supplied to the knitting area through the yarn feeding system. The guide bars move the yarns around the latch needles according to the programmed or selected lapping pattern.
The needles then form interconnected loops. The arrangement and movement of the yarns determine the final mesh structure of the fabric.
After knitting, the finished net is continuously taken down and wound or batched by the fabric batching system.
The final characteristics of the shade net depend on several factors, including:

· Yarn material

· Yarn specification

· Machine gauge

· Number of guide bars

· Lapping pattern

· Machine speed

· Working width

· Fabric take-down settings

Therefore, producing a specific shade net requires matching the machine configuration to the target product rather than relying on machine speed alone.

4. What Are the Key Features of the SGE2319TL?

The SGE2319TL combines several mechanical and yarn-control systems designed for continuous net production.

Oiled Eccentric Gearing

The SGE2319TL uses an oiled eccentric gearing system to drive the knitting elements. The drive system coordinates the movement of the knitting components during operation and is designed for continuous industrial production. Stable movement of the knitting elements is important for maintaining consistent loop formation and fabric structure.

3-Roller Positive Yarn Let-Off System

The machine is equipped with a 3-roller positive yarn let-off system. The positive let-off system provides controlled yarn feeding to the knitting area. Stable yarn delivery helps reduce variations in yarn supply and supports consistent mesh formation.

Latch Needle Knitting System

The SGE2319TL uses latch needles for loop formation. According to the machine configuration, the needles can be mounted on the needle bed in blocks or inserted separately.

Flexible Fabric Batching Options

Different fabric batching configurations are available for the SGE2319TL, including:

· 2 rollers with friction drive

· 4 rollers with friction drive

· Center shaft drive

· Separately standing configurations

The appropriate batching configuration can be selected according to the finished net, production requirements, and downstream handling process.

5. What Materials Can the SGE2319TL Process?

The appropriate yarn material depends on the target net and required product characteristics.
Common synthetic materials used in net production may include:

· HDPE

· PP

· Polyester

· Nylon

· Other suitable synthetic yarns

However, yarn compatibility should always be evaluated according to the specific machine configuration and production requirements.
Before selecting a machine, manufacturers should confirm:
• Yarn material
• Yarn count or denier
• Filament structure
• Yarn strength
• Yarn elongation
• Yarn diameter
• Required mesh size
• Required net weight
• Required shading or openness

6. What Are the Technical Specifications of the SGE2319TL?

The main technical specifications of the SGE2319TL include the following:

Parameter	Specification
Machine Type	Single Needle-bar Raschel Warp Knitting Machine
Needle Type	Latch Needle
Machine Gauge	E1, E2, E6, E9, E12, E14, E16
Number of Guide Bars	2–5
Working Width	150", 180", 220", 260", 348", 434", 532"
Machine Speed	200–450 rpm
Yarn Let-Off	3-Roller Positive Yarn Let-Off
Main Drive	Oiled Eccentric Gearing
Fabric Batching	2-Roller / 4-Roller Friction Drive or Center Shaft Drive

7. What Working Widths Are Available for the SGE2319TL?

The SGE2319TL is available in multiple working widths:

Working Width	Approximate Metric Width
150"	3,810 mm
180"	4,572 mm
220"	5,588 mm
260"	6,604 mm
348"	8,839 mm
434"	11,024 mm
532"	13,513 mm

The maximum listed working width is 532 inches, approximately 13.5 meters.

A wider machine can be advantageous for manufacturers producing wide net fabrics because it can reduce the need for multiple narrow production lanes. However, working width should be selected according to the actual finished-product width, factory layout, production volume, fabric batching method, and downstream processing requirements.

8. What Machine Gauge and Guide Bar Options Are Available?

The SGE2319TL supports multiple machine gauges: E1, E2, E6, E9, E12, E14, and E16. The machine can also be configured with 2–5 guide bars.

Machine gauge and guide bar configuration influence the structure and characteristics of the finished net.

When selecting the configuration, manufacturers should consider:

· Yarn specification

· Mesh size

· Net density

· Net weight

· Mesh structure

· Required strength

· Pattern requirements

· Target application

There is no single gauge that is best for every type of net. The correct gauge should be selected according to the finished product.

9. What Is the Operating Speed of the SGE2319TL?

The listed machine speed of the SGE2319TL is approximately 200–450 rpm.

However, machine speed should not be considered the same as actual production output.

Actual output can be affected by:

· Working width

· Machine gauge

· Yarn type

· Yarn specification

· Mesh structure

· Lapping pattern

· Machine speed

· Production efficiency

· Machine downtime

· Operator experience

For this reason, manufacturers should evaluate the expected output based on the specific net specification instead of comparing machines only by their maximum rpm.

10. Can the SGE2319TL Produce Different Types of Net Fabrics?

Yes. The SGE2319TL is designed as a flexible single needle-bar Raschel machine for various net applications.

Depending on the selected configuration, it can be used for products such as:

· Shade nets

· Protective nets

· Fishing nets

· Purse nets

· Olive nets

· Garment nets

· Other open-mesh fabrics

Different products may require different combinations of yarn, gauge, guide bars, lapping patterns, and machine settings.

11. What Is the Difference Between the SGE2319TL and Other Single Needle-bar Raschel Machines?

Single needle-bar Raschel machines can differ significantly in their configuration even when they have similar names or applications.

Important differences may include:

· Working width

· Machine gauge

· Number of guide bars

· Yarn let-off system

· Drive system

· Fabric batching system

· Machine speed

· Automation

· Supported yarn types

· Target applications

The SGE2319TL combines oiled eccentric gearing, a 3-roller positive yarn let-off system, multiple gauge options, 2–5 guide bars, and wide working widths up to 532 inches.

This combination makes it suitable for manufacturers looking for a flexible machine platform for different net production requirements.

12. How Do You Choose the Right SGE2319TL Configuration?

Choosing the right configuration starts with the finished net rather than the machine itself.

Define the Target Product

First determine what you plan to produce, such as shade net, fishing net, protective net, agricultural net, sports net, or other technical mesh.

Confirm the Yarn Specification

The yarn should be defined before finalizing the machine configuration. Important factors include material, yarn count, denier, filament structure, strength, elongation, and diameter.

Select the Working Width

Select the working width based on the finished net width and planned production capacity. The factory should also have sufficient space for machine installation, yarn preparation, operation, maintenance, and finished-fabric handling.

Select the Machine Gauge

The machine gauge should match the yarn and required mesh structure. A finer gauge is not automatically better.

Determine the Number of Guide Bars

The SGE2319TL supports 2–5 guide bars. The required number depends on the target knitting structure and lapping pattern.

Choose the Fabric Batching System

The batching system should be selected according to the finished net and production requirements.

Consider the Complete Production Line

Consider how the knitting machine will connect with yarn preparation, warping, fabric handling, inspection, folding, and packaging processes.

13. What Equipment Is Needed for a Shade Net Production Line?

The warp knitting machine is the core equipment responsible for forming the shade-net structure, but a complete production line may include several additional processes.
A typical production flow can be:
Raw Material Preparation → Yarn Preparation → Warping → Warp Knitting → Fabric Batching → Inspection → Folding → Packaging
Depending on the production method, additional processes such as extrusion, tape-yarn production, slitting, stretching, or other yarn preparation may also be required.

14. How Should the SGE2319TL Be Maintained?

Regular maintenance is essential for maintaining stable machine performance and consistent net quality.

Operators should regularly inspect:

· Knitting needles

· Guide bars

· Yarn guides

· Yarn feeding rollers

· Let-off system

· Eccentric gearing

· Lubrication system

· Fabric batching system

· Drive components

· Electrical components

· Control system

· Machine fasteners

The lubrication condition of the eccentric gearing should receive particular attention because stable lubrication is important for the operation of the mechanical drive system.

The exact maintenance interval should follow the manufacturer's technical documentation and actual operating conditions.

15. Frequently Asked Questions About the SGE2319TL

Can the SGE2319TL produce shade nets?

Yes. The SGE2319TL is a single needle-bar Raschel warp knitting machine designed for producing shade nets and other net fabrics.

Can the SGE2319TL produce fishing nets?

Yes. Fishing nets are among the listed applications of the SGE2319TL. The specific machine configuration should be selected according to the fishing-net structure, yarn, mesh size, and production requirements.

What is the maximum working width of the SGE2319TL?

The maximum listed working width is 532 inches, approximately 13,513 mm or 13.5 meters.

What is the speed of the SGE2319TL?

The listed machine speed is approximately 200–450 rpm. Actual production output depends on product structure, yarn, working width, gauge, machine settings, and production efficiency.

How many guide bars does the SGE2319TL have?

The SGE2319TL can be configured with 2–5 guide bars.

What type of needle does the SGE2319TL use?

The SGE2319TL uses latch needles. The needles can be mounted on the needle bed in blocks or inserted separately according to the machine configuration.

What machine gauges are available?

The available machine gauges listed for the SGE2319TL are E1, E2, E6, E9, E12, E14, and E16.

Can the SGE2319TL be customized?

The SGE2319TL is available with multiple working widths, gauges, guide bar configurations, and fabric batching options. The appropriate configuration can be selected according to the customer's target product and production requirements.

What factors affect the production output of a shade net machine?

Production output is influenced by machine width, machine speed, gauge, yarn specification, mesh structure, lapping pattern, fabric take-down settings, production efficiency, and downtime.

What should I consider when buying a shade net warp knitting machine?

Consider the target net type, yarn material and specification, required mesh structure, finished net width, production capacity, machine gauge, guide bars, batching method, factory space, and technical support.

16. Why Choose LongLongSheng for Shade Net Warp Knitting Solutions?

LongLongSheng focuses on warp knitting machinery and net production solutions for different industrial and textile applications.
For shade-net manufacturers, the SGE2319TL provides a flexible combination of wide working widths, multiple gauges, 2–5 guide bars, positive yarn let-off, and different fabric batching configurations.
The equipment can be evaluated according to the customer's specific requirements for shade nets, fishing nets, protective nets, and other mesh products.
When planning a new production line or upgrading existing equipment, selecting the right machine configuration at the beginning can help improve production efficiency and reduce unnecessary equipment adjustments later.

17. Conclusion

The SGE2319TL Single Needle-bar Warp Knitting Machine is a versatile Raschel warp knitting machine designed for the continuous production of shade nets and other net fabrics.
Its main configuration includes:
Latch Needles + Oiled Eccentric Gearing + 3-Roller Positive Yarn Let-Off + 2–5 Guide Bars + Multiple Gauges + Wide Working Widths
The machine supports gauges from E1 to E16, depending on the selected configuration, and working widths from 150 inches to 532 inches. Its listed operating speed is 200–450 rpm.
For manufacturers evaluating a shade net warp knitting machine, the most important consideration is not one specification in isolation. The yarn, gauge, guide bar configuration, working width, mesh structure, batching system, and production requirements should all be considered together.
If you are planning a shade net, fishing net, protective net, or other net production project, the SGE2319TL can be configured according to your specific production requirements.
Contact LongLongSheng to discuss the suitable SGE2319TL configuration for your net production project