Seam class 3: Bound Seam In this class, the bound seam consists of an edge of material bound by another, with the possibility of other components inserted into the binding. 2. Seams are widely used in modern mass-produced apparel, footwear, house hold textiles and sporting goods which are sewn by different industrial sewing machines.Seam may be hundred types and these types are classified into eight main classes. https://textilelearner.blogspot.com/2012/11/what-is-seam-types-of-seam.html Seam is the combination of stitches which make line to join two ply of fabric. Also – this one is seen from the outside of the garment! Types of Seam Finishing. When joining two pieces of fabric with a seam its raw edges must also be taken care. Seam Quality Parameters Though the stitch types chosen for a seam depend on the functional or aesthetic requirements of the seam, seam quality can be measured based on the following parameters: 1. # Attach & Edgestitch (usually 301 stitch) SSae 5 LSar 5 SSd 6 LSl 5 SSc 6 SSv 6 BSe 2 LSa 4 BSd 2 LSb 4 BSb 2 SSbc 6 BSc 2 EFh 2 BSa 2 EFu 3 BSg 2 EFj 3 BSj 2 EFp 3 Binding (selvedge edge binding - 301 or 401) BSa 2 EFy 3 Bolt-end seaming (501 - single thread overedge) FSf 5 EFz 3 Various types of seams, stitches can be applied on finished fabrics (garments) with different stitch density (SPI) having diverse effect on seam strength, quality in general and performance in particular. You can either serge both sides of your seam allowance and press open, or serge them together and press to the side. There are two types of overlock seams – 3 thread and 4 thread. HOW: This isn’t hard, I promise! Title: Seam Finishes Author: Raya McDonald Last modified by: Raya McDonald Created Date: 1/15/2010 8:00:30 PM Document presentation format: On-screen Show – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 59567d-YjVkM Take a seam ripper to open up the area between the stitches, and voila, you have a buttonhole! # Seam Pg. Used in Jeans side seam and shirt side seam operation. Some time used as decorative purposes. 1. Conclusion. It is a good seam for these types of garments because it is sturdy and durable. These are incredibly useful stitches to know and will get you through most sewing projects. While this list doesn’t contain all the stitches out there, it’s certainly a good starting point if you’re just beginning to learn how to sew. A seam finish is a method used to secure the raw edges of the fabric and help them look neat while preventing them from raveling. This guide is here to help! Plain Seam. Seam Finishes. Seam size: It is measured with seam depth, seam length and seam width. Therefore the raw edge of seams are finished by different methods like double stitching over cast stitching, herring bone stitch, hem stitching, zig-zag stitch and bound finish. Conclusion. Doubled lapped seam (Flat and Felled seam): These types of seams are considered one of the strongest seam. With right sides together, sew 5/8″ from raw edge. Used as functional purpose. 2. Seam Pg. The probability of seam performance for different garment is also different depending upon its end use. Follow the instructions for your machine to thread it properly, and go!. Press seam open, and trim ONE side of seam allowance to 1/4″. Seams have raw edges which tend to ravel out. Before learning the types of seam finishes, let’s talk a little about the what finishing seams means. This type of seam is the most basic in the sewing trade, and it’s the simplest. Below is a list of some of the most commonly used types of seams and how you can use them, so you can get back to your project with the confidence and knowledge you need to make it the best you can!
2020 types of seams ppt