Bulk bag sewing machine

One of the primary functions of an overlocker is to finish raw edges of fabric. This is particularly useful for knit fabrics, which tend to stretch and curl. Overlocking edges with a serger provides a professional finish that is both durable and visually appealing. The machine utilizes multiple threads to create a strong seam, making it ideal for garments that require flexibility, such as t-shirts, leggings, and activewear.

A double sewing machine is a versatile and efficient tool for anyone who enjoys sewing. This type of machine has two separate needles and two spools of thread, allowing you to sew two parallel lines of stitching at the same time. This can save you time and effort when working on projects that require a lot of stitching.

The hand crank sewing machine has its roots in the late 19th century when it revolutionized the way textiles were sewn. Initially designed for various fabrics, it quickly found its niche in leather crafting due to its robustness and ability to handle thick materials. Artisans soon realized that this machine not only facilitated the sewing process but also allowed for intricate designs and strong stitches, which are crucial when working with leather.

A) Shaft runout
As shown in Figure 8, shaft runout is defined as being twice the eccentricity between the shaft center and center of shaft-center rotation trajectory.

There are a wide range of oil seals to select from for any number of uses, so this guide will break down the most common seals to help you choose the right one for whatever piece of machinery you are working on.

With minor lip

Type code
Table 3: Features of each seal type