A Bit of History
To better understand how this could revolutionize the manufacturing process, let’s take a look at how engineered thermoplastics are made. After a base resin has been chosen, its electrical Cheap Diego Costa Jersey , mechanical and physical properties are altered and manipulated to achieve desired state. Fillers and replacements such as rubber tougheners (for flexibility), carbon-black fillers (for electrical conductivity) and glass fiber (for strength) are carefully chosen and added to finally create a material that can work wonders in making the manufacturing process faster, smoother and cheaper.
How are High-Specific-Gravity Compounds Created?
High-specific-gravity compounds are created by combining adding mineral or metallic fillers in thermoplastics. Base resins commonly used in this care are crystalline thermoplastics because of their flow properties. Common examples include polyesters Cheap Davide Zappacosta Jersey , polypropylene, polyurethane and polyamides. Surface chemistry of fillers and particle size distribution is also important to ensure optimal processability.
The Journey from Light to Heavy
High-specific-gravity compounds can be classified into three different weight classes. Lightweight high-specific-gravity compounds have a specific gravity which varies between 1.8 to 4. These heavy plastics are commonly used in medical devices and to replace aluminium, clay or glass. Some of these compounds are used to add strength while others may be used to improve toughness. These compounds can be pigmented from brighter to darker tones.
Middleweight high-specific-gravity compounds have a specific gravity that varies between 4 to 7. These materials are usually designed to become magnetic and they fall in the same class as die-cast zinc. Many safety-restraint components used in automobiles are made using these high density materials and these parts can be colored in darker hues.
Finally Cheap David Luiz Jersey , heavyweight high-specific-gravity compounds have a specific gravity that varies between 7 and 10. They offer solutions similar to lead, stainless steel and bronze and are a fantastic lead replacement for shielding x-rays in medical applications. Training rounds are also made using these compounds to minimize the use of lead while allowing the material to withstand muzzle pressure and still manage to disintegrate upon impact. Another application of heavyweight high-specific-gravity compounds can be seen in automobile steering columns.
Why is this Important?
What makes these high gravity compounds so special is that they not only manage to consolidate parts and custom-create properties in order to decrease costs, but also present the ability to dialin specific part weights across the density range Cheap Danny Drinkwater Jersey , which even manages to touch lead and its alloys. To make matters even more interesting, these engineered thermoplastics also come with special abilities such as magnetic properties, noise reduction Cheap Charly Musonda Jersey , frangibility, x-ray opacity and x-ray shielding. High-specific-gravity compounds are injection moldable in metal replacement solutions, which also eliminates the need for assembly operations and secondary machining Cheap Cesc Fabregas Jersey , further reducing costs across the manufacturing channel. More Reasons To Use BPA Free Plastic Containers More Reasons To Use BPA Free Plastic Containers January 19, 2014 | Author: Eugenia Dickerson | Posted in Marketing
BPA is a shortened form of Bisphenol A and is a harsh chemical that is used when manufacturing various plastics. Studies have indicated that food preparation requires safe storage to prevent exposure to this substance. More people are looking to use BPA free plastic containers to minimize consumption of a toxin that may be responsible for the development of a number of physical ailments.
According to the National Toxicity Program, BPA may be responsible for abnormal physical development Cheap Cesar Azpilicueta Jersey , accelerated puberty, fertility problems, prostate gland concerns Cheap Antonio Rudiger Jersey , and the possibility of cancer. The reason for the concern is because of the fact that the chemical is able to leak into foods when prepared in containers that contain the product. This will occur when exposed to heat and may often be found in the lining of metal cans.
It is important that young, growing children are provided storage and utensils that are labeled as BPA free to prevent exposure to this chemical. It may impact on normal developmental abilities from behavior to physical attributes and should therefore be removed from the pantry or kitchen where goods are stored and heated. Taking the necessary precautionary steps can protect from potential harmful exposure.
The labels on products should clearly indicate that is it BPA free or should possess an adequate recycling number. Digits of 7 should not be selected for use as it may contain higher levels of the substance and should not be purchased. There are alternatives available to aid in living a healthier lifestyle and preventing against the possible exposure to such toxins.
It is best to search for kitchenware manufacturers in the industry with a
focus on products that do not contain the harsh chemical. There are many
products available without BPA and should be used rather than cheaper
alternatives including food storage, jars Cheap Andreas
Christensen Jersey , and drinking bottles. Such items can be used
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