how to differenciate poly cotton and poly viscose
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Poly viscose is a blend of polyester and viscose (a type of rayon), providing a smooth and lightweight fabric. Poly cotton is a blend of polyester and cotton, offering a fabric that combines the durability of polyester with the breathability and comfort of cotton. Poly viscose is often used for drapey garments, while poly cotton is commonly used for casual clothing and workwear.
It depends on the style of pant. some are 100% cotton others are polyester/cotton. if you're thinking of the classic "dickies" pant then that's probably the poly/cotton. you can check out all the details at dickies.com. And yes, I do work there. But hey, you asked.
T-shirts are typically made from cotton, polyester, or a blend of both fabrics. These fabrics are chosen for their breathability, comfort, and ability to retain their shape after washing. Occasionally, t-shirts may also be made from fabrics like rayon, modal, or spandex for added stretch and softness.
Mono cells are made from a single crystal structure, typically silicon, and tend to be more efficient but more expensive to produce. Poly cells are made from multiple silicon crystals and are less efficient but cheaper to manufacture. Mono cells are often preferred for residential installations where space is limited, while poly cells are more commonly used in commercial projects.
To calculate the weight of poly tube on a roll, you need to know the length, width, and thickness of the poly tube. The weight can be calculated by multiplying the area of the poly tube (length x width x thickness) by the weight per unit area of the material. This weight per unit area can be obtained from the material specifications provided by the manufacturer or supplier.
"Via" refers to a hole that is drilled through a layer of material to connect different layers in a semiconductor device. "Contact" refers to the metal or conductive material that is deposited inside the via to make an electrical connection between the layers. In other words, via is the physical hole and contact is the material that fills the hole to make the connection.