Heavy canvas is typically made from cotton or a cotton/polyester blend. Its weight usually ranges from 10 oz to 18 oz per square yard, making it significantly thicker than standard cotton fabrics. This heft provides several advantages, including excellent durability, resistance to wear and tear, and the ability to withstand outdoor elements without compromising integrity. Heavy canvas can also be coated or treated for additional water resistance, making it ideal for outdoor applications.
An overlock machine, often referred to as a serger, is a specialized sewing machine designed to create seam finishes and provide a clean, professional look to garments. Unlike conventional sewing machines, overlock machines can sew and trim fabric edges simultaneously, preventing fraying and ensuring durability. They are widely used in the apparel industry for hems, cuffs, and seams, especially in knit fabrics.
However, while automatic template sewing machines offer numerous advantages, they are not without their challenges. Initial investment costs can be high, making them less accessible for small businesses or individual crafters. Additionally, there is a learning curve associated with mastering these machines, which may deter some users. Nevertheless, as more people become accustomed to technology in their daily lives, these barriers are gradually being overcome.