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Double Needle Bar Raschel Warp Knitting Machine RD7-EL

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RD7 Machine Manufacturer – RD7-EL Double Needle Bar Raschel Machine for 3D Spacer Fabric

Name: RD7 Machine Manufacturer – RD7-EL Double Needle Bar Raschel Machine for 3D Spacer Fabric
Brand: A-ZEN
Rating: 5.0 (95 reviews)

The A-ZEN RD7-EL is an RD7 double needle bar Raschel warp knitting machine designed for the production of 3D spacer fabrics, air mesh textiles and technical warp-knitted fabrics.
Featuring a double needle bar structure and 7 guide bars, the RD7-EL is suitable for producing breathable three-dimensional textiles for applications such as shoe uppers, mattresses, automotive interiors, backpacks and technical mesh products.
A-ZEN can recommend a suitable RD7 machine configuration based on fabric structure, yarn specification, spacer thickness, working width and production requirements.

Model:
RD7-EL
Brand:
A-ZEN
Width:
138", 210"
Gauge:
E18, E22, E24

Availability:



Inquiry PDF Download

Product Description

What is an RD7 Warp Knitting Machine?

High-Speed 3D Spacer Fabric & Industrial Textile Production Solution

An RD7 machine is a specialized double-needle bar Raschel warp knitting machine engineered primarily for manufacturing three-dimensional spacer fabrics and high-performance air mesh textiles.

The A-ZEN RD7-EL utilizes 2 needle bars and 7 guide bars to produce versatile 3D warp-knitted structures with customized thicknesses, ventilation mesh patterns, and complex structural configurations.

Key Industrial Applications:

✔ 3D Spacer Fabrics
✔ Air Mesh Textiles
✔ Shoe Upper Fabrics
✔ Mattress Core Mesh
✔ Automotive Interiors
✔ Backpack & Gear Mesh

Technical Note: The final fabric density, flexibility, and structure depend on selected yarn types, guide bar lapping, machine parameters, and application requirements.

A-ZEN RD7-EL Double Needle Bar Raschel Warp Knitting Machine for 3D Spacer Fabric

Key Features of A-ZEN RD7-EL

1. 7 Guide Bars Versatility

Equipped with 7 guide bars to allow multi-layer patterning, dynamic 3D spacer structures, and customized technical textile designs.

2. Double Needle Bar System

Engineered specifically for continuous production of breathable 3D air mesh and heavy-duty spacer constructions with uniform tension.

3. Electronic Pattern Drive (EL)

Precise electronic control enables rapid guide bar movements, seamless pattern switching, and reduced setup downtime.

4. Electronic Yarn Let-Off (EBA/EBC)

Ensures exact yarn feeding rates, maintaining stable fabric quality, uniform mesh size, and minimal material strain during high-speed operation.

5. Electronic Fabric Take-Up & Batching

Advanced take-up controls maintain optimal fabric tension across various roll diameters, supporting smooth handling for diverse textile structures.

Reliable Components for A-ZEN RD7-EL Warp KNITTING MACHINE

A-ZEN Warp Knitting Machine Smart Touch Screen Control System

The A-ZEN RD7-EL is built with premium global industrial-grade components to guarantee continuous, low-maintenance operation:

Needle Elements Groz-Beckert / Saxonia

Bed & Bar Material Lightweight Magnalium Alloy

Electronic Drives Top-tier Industrial Servo Systems

Bearings & Transmission Heavy-duty Precision Bearings

* Component specifications can be customized according to client operational requirements and machine configurations.

A-ZEN Global Technical Support & Overseas Service

A-ZEN focuses on selecting reliable, market-tested components and providing continuous technical support for international warp knitting production.

Comprehensive technical assistance and remote diagnostics are provided through direct online channels and localized service resources in strategic regional markets.

Key International Operational Markets:

Türkiye

India

Egypt

Indonesia

Pakistan

Iran

* Service deployment methods and regional engineer dispatch are tailored based on regional location, project scale, and operational requirements.

RD7-EL MACHINE PDF Technical Documentation

RD7-EL Machine Catalog & Technical Manual

Download official engineering specifications, configuration details, and dimension charts in PDF format.

Download PDF

RD7-EL Technical Specifications

Specification Parameter	RD7-EL Technical Standard
Machine Type	Double Needle Bar Raschel Warp Knitting Machine
Model Designation	A-ZEN RD7-EL
Working Width	138", 210" (Custom width options available)
Machine Gauge	E18, E22, E24
Working Speed Range	50 – 900 rpm (Subject to yarn characteristics & fabric structure)
Needle Bar System	2 Individual Latch Needle Bars
Guide Bars Configuration	7 Ground & Pattern Guide Bars
Knock-over Comb Distance	2 – 12 mm (Adjustable spacer thickness)
Pattern Mechanism	Precision Electronic Shifting Drive (EL System)
Yarn Let-Off System	Electronic Constant-Tension Feeding (EBA/EBC)
Fabric Take-Up & Batching	Synchronized Electronic Take-Up and Automatic Batcher
Optional Attachments	Thermal Setting System, Auto Knock-over Comb Controller

Need custom working widths or tailored configuration for specific 3D spacer production?

Request a Custom Quote

RD7 Machine Working Video – RD7-EL Running in Turkey

What Can The RD7-EL Machine Produce?

1. Shoe Upper Spacer Fabrics

Breathable spacer and air mesh fabrics for sports shoe upper applications, customized with diverse yarn combinations.

2. Mattress Spacer Textiles

Three-dimensional spacer fabrics built for bedding applications requiring high breathability and structural support.

3. Automotive Spacer Fabrics

High-performance warp-knitted spacer textiles tailored specifically for automotive interior applications.

4. Backpack & Technical Mesh

Durable spacer and mesh fabrics designed for backpacks and other multi-functional technical textiles.

Spacer Mesh Shoe Upper

Mattress Textiles

Car Seat Spacer Mesh

Advantages of A-ZEN Service

Original Machine Design & Custom Development

A-ZEN offers tailored machine designs and custom development solutions to meet specific client needs, ensuring optimal performance for diverse textile applications.

Original Machine Design

Custom Development Solutions

ISO-Standard Assembly and Quality Inspection

Quality Control During Assembly

Precision Component Setup

Rigorous Machine Testing

ISO-Standard Inspection

Professional Packing and Shipping Team

Machine Delivery

Seaworthy Package

Professional Shipping

Global Safe Transport

Why Choose A-ZEN For An RD7-EL Machine?

✓ Machine Configuration Support

Recommended according to your specific fabric and production requirements.

✓ Factory Testing

Rigorous machine testing conducted before final delivery.

✓ Technical Support

Professional installation and commissioning guidance.

✓ Overseas Service

Reliable technical support and service for international customers.

✓ Spare Parts Support

Long-term spare parts supply and dedicated after-sales support.

Factory Testing Before Delivery

Each machine is thoroughly tested before delivery according to the selected machine configuration and production requirements. Testing procedures include:

• Mechanical Operation Testing

• Electrical System Testing

• Precision Machine Adjustment

• Fabric Trial Production

• Full Performance Inspection

• Operation Status Confirmation

* Factory testing confirms machine stability before shipment and supports a smooth, efficient installation and commissioning process at the customer's factory.

FAQ About RD7-EL Double Needle Bar Raschel Machine

Q1: What is an RD7-EL double needle bar Raschel machine?

The RD7-EL is a double needle bar Raschel warp knitting machine designed primarily for producing three-dimensional spacer fabrics, air mesh textiles, and other technical warp-knitted fabrics.

The machine uses two needle bars and multiple guide bars to form three-dimensional textile structures for applications such as shoe uppers, mattresses, automotive interiors, and technical textiles.

Q2: What fabrics can the RD7-EL produce?

The RD7-EL machine is capable of manufacturing a wide range of technical textiles, including:

• 3D Spacer Fabrics

• Air Mesh Textiles

• Shoe Upper Fabrics

• Mattress Spacer Fabrics

• Automotive Spacer Textiles

• Backpack Spacer Fabrics

• Technical Mesh Fabrics

* Note: The final fabric structure depends on yarn selection, machine configuration, and knitting design.

Q3: What is the difference between RD7-EL and a Jacquard double needle bar machine?

The RD7-EL is engineered primarily for producing standard spacer fabrics and technical mesh textiles using a double needle bar structure combined with an electronic pattern drive system (EL).

Jacquard double needle bar machines incorporate additional Jacquard technology to enable highly complex pattern development and specialized engineered textile designs.

* The appropriate machine choice depends on the customer's target fabric structure and design complexity requirements.

Q4: How many guide bars does the RD7-EL have?

The RD7-EL is configured with 7 ground bars.

This guide bar configuration flexibly supports the production of diverse spacer fabric structures and technical mesh patterns.

Q5: Can A-ZEN customize the RD7-EL machine configuration?

Yes. A-ZEN offers customized machine configurations tailored to specific fabric specifications, yarn types, working widths, and production capacity targets.

* Custom specifications are thoroughly discussed and confirmed prior to machine manufacturing.

Q6: Can A-ZEN help with fabric development?

Yes. A-ZEN provides technical consulting and machine configuration advice based on the target fabric requirements provided by the client.

* Customers are encouraged to supply physical fabric samples, photos, or detailed technical datasheets for assessment.

Q7: Is A-ZEN a manufacturer? Does A-ZEN provide installation support?

Manufacturer Status: A-ZEN is a dedicated manufacturer of warp knitting machinery and technical solutions. Our integrated setup includes machine assembly, key component manufacturing, spare parts production, and fabric R&D support.

Service Support: Yes. A-ZEN provides complete installation guidance, commissioning support, operator training, and ongoing technical support (available on-site or online depending on the project location).