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Double Needle Bar Raschel Warp Knitting Machine RD7-EL

Double Needle Bar Raschel Warp Knitting Machine RD7-EL is designed to produce three-dimensional mesh textile which is also called warp-knitted air mesh spacer textiles, such as sports shoe uppers, automotive seats, mattress textiles, and others. The thickness of which could between 2mm up to 15mm.
  • RD7-EL

  • A-ZEN

  • 138“,200”,210“

  • E18, E22, E24



RD7-EL A-ZEN double needle bar machine

       Double-needle Bar Raschel Warp Knitting Machine is a marketable warp knitting machine, and it has a big range of applications. 

       As the flagship product of double-needle bar machines, RD7-EL is designed to produce air-mesh spacer textile which is also called the 3D warp-knitted textiles, such as sports shoe uppers, automotive interiors, mattresses fabrics, spacer fabrics for backpack, and other spacer textiles.

      RD7-EL raschel double-needle bar warp knitting machine has 7 ground bars, the working speed could achieve 850rpm. Because of the EL drive system, RD7-EL machine has a strong ability in the patterns development aspect. 

     Besides, A-ZEN RD7-EL outweighs its counterparts in its stable working performance, durable warp knitting spare parts applied, high productivity, and advanced technology intergrated.

Product Description


1. Working Width/Gauge: 138", 210"/E18, E22, E24;

2. Working Speed: 50-850 rpm (Depends on Yarn and Designs);

3. Knock-over Comb Bar Distance: 2-12 mm;

4. Bars/Knitting Elements: 2 needle bars with lacth needle units (individual needle and needle block optional), 2 knock-over comb bars, and 7 ground bars;

5. Pattern Drive System: Pattern Discs Drive or EL Drive (Optional);

6. Yarn Let-off Device: EBC Yarn Let-off System;

7. Fabric Take-up: Electronical Fabric Take-up System;

8. Batching Device: Electronical Batching Device;

9. Laser Stop Detector, Air Blower Device and Online Service Program Equipped;

10. Heating System: Optional.


1. Stable Working Performance;

2. Reliable Spare-parts Partners:

 (1) Needle Elements Suppliers: Groz-Beckert, Saxonia;

 (2) EL Drives Suppliers: Mitsubishi, Nidec, Yaskawa;

 (3) Bearing Suppliers: NSK, INA, BUT, FAG;

 (4) Needle Beds and Bars Material: Magnalium Material;

 (5) Electrical Elements Suppliers: Schneider, Siemens, Omron, INVT;

 (6) Take-up Belt: Bobotex.

3. Overseas Service Teams: Turkey, India, Egypt, Indonesia, and Iran.


warp knitting Individual Needles

Individual latch needles

warp knitting Latch Needles

Latch block needles

warp-knitted double needle bar machine knitting farbic spacer fabric

RD7EL Drive

EL drive system


Smart and user-friendly touch screen with online service program. 

  • Related Articles:

1. How to produce superior warp-knitted shoe upper fabric?

2. RDJ7/1, Jacquard Raschel Double-needle Bar Machine. 

Packaging & Shipping

RD machine package

Warp Knitting Machine Delivery

lace making machine

Seaworthty Package

Our Services

  • Local service team in Turkey, Egypt, India, Pakistan, Indonesia

  • In-time online service

  • Detailed operation manul

  • Machine in-house test before delivery

Company Information

CHANGZHOU A-ZEN TEXTILE TECHNOLOGY CO LTD. is a warp knitting machines and spare parts maunfacturer, which locates in Changzhou, China. In the past 15 years, we have already provided nearly 1,000 sets warp knitting machinery in markets, including Multi-bar Raschel machines, Jacquard Machines, Tricot Machines, Double-Needle Bars Machines and Warping Machines.

A-ZEN textile

Driven by responsible attitude, ongoing innovation, and open collaboration, A-ZEN has established a competitive warp knitting technology (WKT) portfolio of end-to-end solutions in warp knitting machinery, spare parts and technology training, and the markets including China, Turkey, India, Egypt, Indonesia, Bangladesh, Brazil, Pakistan, Syria, Iran, Kenya, Thailand, Mexico and other countires and areas.

Thanks to the sound technology and in-time after-sales service, A-ZEN has won a highly reputation from markets, and A-ZEN is committed to enabling the warp knitting future diversified industry, and building a better world.

warping knitting machine manufacture

Manufacturing Factories:

We have four workshops, two of them are warp knitting machines and warping machines workshops, another two are fabric production mill and spare parts manufacture workshop separately.

Most of our newly developed machines will be used in our fabric knitting factory for a profound test, after which, we will promote into the market.

Spare parts such as compound needle bed, tongue needle bed, needle guide bar, sinker bed, and latch needle bed are produced in our CNC machines, the bars or beds used on Chinese and German warp knitting machines. 

exhibition booth Global Exhibition: 

We attend professional textile machinery exhibitions worldwide, such as ITMA, ITM, ITME, and many others. During the exhibition, we not only display our newly developed technology, but also offer economical products to our customers. 

It is also a good time to collect customers' feedback and new demand, so that we could make better machines for them. 

Commuication and Cooperation is our theme to participate in all exhibitions. 

warp knitting machine training Customer Training

Technical support plays an extremely role in warp knitting machine services. We offer different forms of training, including professional manul book, online guide, video album, and on-site training. 

So far, we have offered on-site training in more than 10 countries, and build up our own local service teams in Turkey, India, Pakistan, Indoneisa, Iran, and Egypt. 

Our in-time & professional technical support gains a highly reputation in markets. 


Q:  You are a trading company or a manufacturer

A:  we are a manufacturer since 2012, and we have our own trading company in 2017, the brand of which is A-ZEN, which is specialized for importing and exporting service. 

Q: Do you offer local service? 

A: we provide local service in India, Turkey, Egypt, Indonesia, Pakistan and Iran so far, and we will enlarge our service teams in more countries in the near future.

Q: How do you provide service if Chinese engineers can not come installation

A: Before machine delivery, we have a in-house test process, to make sure machine performance perfectly. After machine arrives, we provide in-time online guide to support our customer finish machine installation.

Q: How do you ensure your machine quality

A: Firstly, we produce and provide lots of machines to the market, and our machines' lifespan and quality ensured by different markets over the years.

Secondly, we largely use renowned and market-tested spare-part brands, to make sure the mechnical and electrical part are durable. 

Besides, we have reqularl service to customers, to check our machines quality and remind customers of maintenance, so our customers could run machine always in a stable performance. 

We have 15 years' experience in the research and production of Warp Knitting Machinery.

Hall 7, Stand 68
Expect to Your Visit!


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    Wujin district, Changzhou, Jiangsu