What are the characteristics of various sewing threads

Polyester sewing thread
---High strength, flat and beautiful stitches, wear-resistant; no mildew, no rot, low price, rich color, not easy to fade, and no shrinkage.
Polyester cotton sewing thread
---Made of 65% polyester staple fiber and 35% cotton fiber blended, the thread has high strength, good abrasion resistance, low shrinkage, good flexibility and elasticity, and good heat resistance. It can sew all kinds of clothes.
Nylon sewing thread
---Strong elongation, good elasticity, smooth texture, silky luster, excellent abrasion resistance
Nylon thread
--- High breaking strength, good abrasion resistance, low moisture absorption, high elasticity, but insufficient heat resistance, generally controlled at about 120 ℃. Generally used to sew chemical fiber fabrics, woolen cloth, woolen sweaters, etc.
Vinylon thread
---Low price, high breaking strength, abrasion resistance lower than nylon thread, good chemical stability, mainly for sewing all kinds of flour bags, cloth rubber shoe uppers, canvas, buttonholes, nail buttons, etc.
Silk
---Smooth surface, soft luster, good elasticity, high-temperature resistance. It is used to sew woolen garments and satin fabrics; rayon has bright colors, but it has poor strength, poor moisture absorption, and low price.