What Are The Features Of A Heavy Duty Sewing Machine?

Understanding the Zigzag Stitch

The introduction of high-speed overlock sewing machines has revolutionized production methods in the textile industry. One of the most significant benefits is productivity. With the ability to sew faster and with more precision, manufacturers can fulfill higher volume orders without compromising quality. This efficiency is particularly beneficial in today’s market, where consumer demand for trendy and affordable clothing is ever-increasing.

When it comes to purchase considerations, buyers are often faced with a wide range of options on the market. It is crucial to assess your specific needs before making a decision. For instance, if you plan on doing primarily quilting, you may want to look for a machine that includes a good quilting foot and a wide variety of quilting stitches. On the other hand, if you are focused on garment making or crafting, consider a machine that excels in straight-line sewing and offers various foot attachments for different fabrics.

Understanding Leather and Vinyl Sewing

How Should I Maintain And Clean A Heavy Duty Sewing Machine?

Industrial oil seals are critical components used in a wide range of industrial machinery and equipment to prevent the leakage of lubricants and the ingress of contaminants. These seals play a vital role in maintaining the efficiency and longevity of industrial machinery by ensuring the proper containment of lubricants and protecting internal components from wear and damage. Industrial oil seals are utilized in various applications, including pumps, compressors, hydraulic systems, and manufacturing equipment.

No single physical property of rubbers is responsible for the successful performance of an oil seal or ‘O’ ring. The ultimate tensile strength, breaking elongation, modulus, shore hardness, creep and stress relaxation in tension and compression loads are all important physical properties that characterize a seal or ‘O’ ring. Compression strength and set together with stress relaxation or decay are important for effective sealing. The difference in these properties in a swollen seal is highly critical. An optimum swelling value in a fluid medium is a desirable feature. De-swelling decreases the seal pressure against the wall of the housing where the seal is fixed, leading to leakage. Over swelling minimizes the physical properties of the rubber. Seals made of polysulfide rubbers have extreme fuel resistance but undesirably high compression set. The effect of temperature on the seal is an important factor. Swelling under stress can increase at higher temperatures and a suitable compounding technique should be adopted to reduce this effect.

Polytetrafluoroethylene 
Chemical resistant 
Low coefficient of friction poor elastic properties not wear resistant if used by dynamic applications