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#Knitting & Hosiery

Resilence down to smallest detail

Jeans with rivets for recycling (c) 2020 Groz-Beckert
The coarsest metallic card clothing from Groz-Beckert, the interlocking 4 and 5 thread wires, cannot be compared with conventional card clothing. Their special feature is the large rib thickness of 5.08 mm (5 thread) and 6.35 mm (4 thread). This makes them the coarsest metallic card clothing in the Groz-Beckert product range and on the market as a whole. The thread number here shows how many rows the card clothing has per inch.

In the event of a crash caused by overloading, plain rib wires can cause major damage to the card. To avoid this where possible, the 4 and 5 thread card clothing is only available with an interlocking rib design. A plain rib wire could lead to further damage on the rollers of the card as a broken wire could unwind more easily. Interlocking wires have less tendency to spring open due to their rib design.

Interlocking and plain rib wires in case of a crash (c) 2020 Groz-Beckert
Interlocking and plain rib wires in case of a crash (c) 2020 Groz-Beckert


Special card clothing for specific scopes of application

The special properties of the 4 and 5 thread wires make them the perfect tool in the areas of the textile industry where durability is required. For this reason, they are frequently used in the field of textile recycling. Here, large quantities of textiles must be processed down to the single fiber. Durability at high speeds is not only required when recycling hard-wearing and cut-proof textiles such as jeans; but also foreign parts such as buttons, zippers and rivets must not lead to overloading of the card clothing. Conventional card clothing is not suitable for this application and would lead to production downtimes.

The same applies for manufacturing cellulose fiber (including viscose). In this special application, tightly pressed raw materials must be torn apart and chopped up for fiber production. For this process, the 4 thread wire can be mounted on crushing rollers and must have an extremely durable tooth and rib to withstand damage or breakages. These damages would bring the system to a stop and result in machine downtime at the customer.


In addition to the usage in recycling, and the manufacturing of cellulose fibers, the coarsest card clothing offered by Groz-Beckert is also used in the processing of natural fibers such as flax. The quantities and properties of the fiber processed here, require extremely resilient and robust wires to guarantee optimal processing.

The use of the interlocking 5 thread wire is also recommended on the feed rollers and licker-ins of the roller top card. With this card clothing, a relatively thick fiber web can be controlled and the roller card can be fed evenly. Whether at the opening or the feed roll, the interlocking 4 and 5 thread wires, when used optimally, provide the ideal conditions for downstream carding.

Interlocking 4 and 5 thread card clothing (c) 2020 Groz-Beckert
Interlocking 4 and 5 thread card clothing (c) 2020 Groz-Beckert


Optimal service for challenging card clothing

When mounting the interlocking 4 and 5 thread wires, due to their extreme resilience, both patience and a service technician with extensive experience in handling these wires is required. Groz-Beckert service technicians are also specially trained for this challenging work. In combination with the right working tools, Groz-Beckert offers reliable service quality and thus achieve a high level of customer satisfaction.


More News from Groz-Beckert KG

#Exhibitions & Events

Groz-Beckert showcases textile innovation at ShanghaiTex 2025

From December 16 to 19, 2025, the global textile industry will gather at ShanghaiTex at the Shanghai New International Expo Center (SNIEC), where Groz-Beckert will present its latest highlights and innovations across its five product areas – Knitting, Weaving, Nonwovens, Sewing, and Spinning – at Hall N3, Booth A05.

#ITMA Asia + CITME Singapore 2025

Groz-Beckert showcases textile innovation at ITMA Asia + CITME 2025 in Singapore

From October 28 to 31, 2025, the global textile industry will gather at ITMA Asia + CITME at the Singapore Expo, where Groz-Beckert will present its latest highlights and innovations across its six product areas – Knitting, Weaving, Nonwovens, Tufting, Sewing, and Spinning – at Hall 5, Booth B301.

#Textile processing

The sewing machine needle manufacturer with process expertise

Groz-Beckert sewing machine needles are renowned throughout the industry and comprise an impressively broad portfolio. But customers know that innovative solutions from Groz-Beckert go beyond the core product. With its future-oriented services and digital offerings, the company, headquartered in Germany, is a strong partner of the sewing industry.

#ITMA Asia + CITME 2024

Groz-Beckert at the ITMA Asia + CITME 2024 in Shanghai

The ITMA ASIA + CITME 2024 is in full swing and Groz-Beckert is presenting the highlights and innovations of its six product areas – Knitting, Weaving, Nonwovens, Tufting, Sewing and Spinning – in Hall H4, Booth C04.

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#Knitting & Hosiery

SHIMA SEIKI returns to ShanghaiTex

Leading flat knitting solutions provider SHIMA SEIKI MFG., LTD. of Wakayama, Japan, together with its Hong Kong and Chinese market subsidiary SHIMA SEIKI (HONG KONG) LTD., will exhibit at the ShanghaiTex 2025 exhibition (Booth No.: Hall N3, Booth A20) held in Shanghai, China this month. This marks the return of SHIMA SEIKI to ShanghaiTex after a 14-year hiatus, its last exhibit at the show having been in 2011.

#Knitting & Hosiery

The newcomers HKS 3-M EL ECO and HKS 4-M EL ECO set new standards in the tricot market

Short development cycles, frequent pattern changes, and maximum efficiency – even with small batch sizes: Today's global fashion and apparel market demands more flexibility than ever before. High-performance warp knitting machines with compound needles (HKS) and EL pattern drive are KARL MAYER's answer to this challenge.

#Knitting & Hosiery

KARL MAYER celebrates 35 years of EL pattern drive

KARL MAYER is celebrating an anniversary this year: on 30 November 1990, the first warp knitting machine with electronic guide bar control, the KS 4 EL, was delivered – another milestone for patterning. As early as 1980, the SU gearbox with the MRS42SU had initiated the transition from mechanical chains to digital data.

#Knitting & Hosiery

Mayer & Cie. to shut down after failed search for investor – 270 jobs affected

Mayer & Cie., the long-established German manufacturer of circular knitting and braiding machines, will cease operations after its international search for an investor ended without success. The company, based in Albstadt-Tailfingen, had been undergoing insolvency proceedings in self-administration since its filing on 23 September 2025. As Schwarzwälder Bote reports, the insolvency court has now formally opened the proceedings, triggering the decision to wind down the business in an orderly process.

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#Recycled_Fibers

Recycling mixed-fibre garments becomes a reality: RadiciGroup, The LYCRA Company and Triumph take circular fashion a step forward

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#Spinning

First PA66 spinning plant with EvoQuench successfully commissioned

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#Research & Development

Fraunhofer CCPE presents the “Monomaterial Design Set” – Innovative solutions for circular product design

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#Man-Made Fibers

arena introduces renewable LYCRA® EcoMade fiber in its latest swimwear collection

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