Page 48 - November/December-2019
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                                                              sewing fine fabrics. However, if the needle is too thin,
                                                              thread breakage or skipped stitches may occur. In
                                                              the worst case scenario, the needle may break due
                                                              to insufficient stability.

                                                              The solution: Special application needle SAN® 10
                                                              Groz-Beckert has offered the special application
                                                              needle SAN® 10 for processing fine knitted and
                                                              woven fabrics optimally for many years now. The
                                                              specially designed geometry of this needle means it
                                                              is both gentle on the material and has sufficient
                                                              stability.

                                                              Its slim design means that it has a smaller
                                                              displacement cross-section in the eye area. This
             Example of material damage                       reduces the stress on the loops or the warp threads
            Excessive displacement of the warp threads and weft   and weft yarns when the needle is inserted into the
            yarns can also cause seam puckering. This problem   fabric. This protects the material and prevents
            also increases the greater the size of the needle.  damage.

                                                                                 Even more gentle on the
                                                                                 material: The new SAN® 10 XS
                                                                                 Groz-Beckert has re-designed
                                                                                 the special application needle
                                                                                 SAN® 10 XS to enable optimal
                                                                                 sewing of ever finer fabrics. The
                                                                                 geometry of the “thinner sister”
                                                                                 of the SAN® 10 needle has
                                                                                 been optimized and is now
                                                                                 even more gentle on the
                                                                                 material. In addition to its
                                                                                 extremely slim design, it also
                                                                                 has a cylindrical blade, which
                                                                                 enables the needle to be
             Example of seam puckering                                           inserted gently into the
            Thread breakage, skipped stitches and needle                         material. This helps to prevent
            breakage                                                             or reduce damage even with
            To prevent material damage and seam puckering, the                   ultra-fine or difficult to sew
            needle used should be as thin as possible when                       fabrics.


                                                                                 However, the extremely slim
                                                                                 geometry of the new SAN® 10
                                                                                 XS does have an impact on its
                                                                                 stability. This means that there
                                                                                 is an increased risk of the
 On trend: Fine materials  that frequently occurs during sewing. The most        needle breaking when using
 Fashion and clothing made from fine fabrics are   frequent problems are         the SAN® 10 XS. So it is only
 currently really on trend. Whether underwear, shirts,                           advisable to use the SAN® 10
 blouses, swimwear or sportswear – fabrics are   Material damage and seam puckering  XS if the top priority is
 Sewing fine and ultra-fine fabrics is often extremely
 becoming ever finer. For the consumer, the main   difficult. As the sewing needle is inserted into the   preventing material damage. It
 priority is comfort and functional characteristics like   material, the loops or the warp threads and weft yarns   Smaller displacement   is also advisable to always
                                                                                 keep the sewing thread as thin
 breathability or high elasticity. For the manufacturer,   often experience significant displacement. With fine   cross-section in the   as possible when using the
                                                                eye area
 on the other hand, processing these fine materials is   fabrics, this can result in loop breaks in extreme   SAN® 10 XS.
 a real challenge. This is due to the material damage   cases, particularly when the needle used is too thick.  Example of skipped stitches


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