Saturday, 22 March 2014

Everything About Plastic Injection Molding

Most products used on an everyday basis never get a thought from a layperson about their making. As a rule, nearly every article is made using plastics, glass, metals and rubbers. However different the material of production may be, the process remains the same – injection molding. Among all such materials of construction, the most common one is plastic.

The evolution of plastic injection molding industry  

At present, close to thirty million tons plastic are manufactured on a day-to-day basis. The significance of plastic as a material for construction is due to its high availability; almost 60,000 variants of this material are manufactured at present.

However, the prosperity of injection molding technique began with the innovation of resins such as Styrene, K Resin and Nylon 6/6. Another factor that propelled the growth of this molding technique was the manufacturing of ultraviolet inhibitors and different additive colors. 

In 1980s, the plastic material was given prominence with the development of horizontal injection molding machinery. With the beginning of high-end vertical mold machines and hybrids molding systems, it became possible to manufacture plastic products with unimaginable contours and tight dimensional tolerances. In the past, the process of molding was daunting and accounted for several injuries. However, the development of technology (such as robotic controls and hydraulics) has helped the process become safer with each passing day.

How plastic molding industry got better?

Notwithstanding the wonders of plastic injection molding, the procedure drew flak from several green revolutionists due to the material it used. However, large shares of revenue and energy are spent to make plastic environmentally more acceptable.

With the fruitful attempts to make plastic recycling possible, the entire process of injection molding has become efficient. The developments of high-strength thermosetting polymers have helped enhance the durability by leaps and bounds. Several pet bottle moulds are made from thermosetting polymers to increase their strength and capacity to withstand high temperature.

Apart from injection molding, one of the most common techniques used for manufacturing hollowed plastic products is blow moulding. Presently, innovative plastics are introduced to make possible impeccable precision and close-tolerances in the final product.

Thursday, 13 March 2014

What is Scientific Injection Molding?

There has been an upsurge in the demand of dimensionally stable as well as accurate parts and components in the medical sector. Several medical component manufacturers have examined the developments in injection molding and are keen to incorporate the technique for quick production of dimensionally precise medical equipment. Whether it is tight tolerance or thin wall, each of the demanding characteristics of medical components can be catered by a type of injection molding known as Scientific Injection Molding (SIM).

The SIM is an attempt to make the most of the current injection molding procedure. The Scientific injection molding can work with the conventional materials such as thermoplastic materials and other unconventional substance such as silicone rubber, thermoset plastics, high consistency rubber, and the like.

Why scientific injection molding is not a fixed process?

The process of SIM is variable. It depends upon the nature of the manufactured medical device. A little tribal knowledge and past practices help in further tweaking the existing molding procedure. The fine-tuning of the existing injection molding continues until the desired specification of a product has been met. However, building a robust SIM is a time-consuming procedure and requires process engineers to take into consideration several factors such as:-
  • PET preform mold design/construction
  • Part design
  • Process parameters (mold temperature, injection speed, melting temperature, hold pressure, cooling time, etc.) 
  • The molding machinery at work
  • The nature (including viscosity) of the material to be used

How SIM and lean manufacturing are related?

For many industrial players – especially the ones believing in lean manufacturing – scientific injection molding has become a culture. Lean manufacturing and SIM are interrelated as both emphasize on eliminating waste (such as downtime, over processing, defective products, excess inventory, to mention a few) and, thus, reducing the overall cost.

SIM is a data-driven approach based on thorough scientific analysis of the prevailing molding process. Several PET preform manufacturers are developing high-quality single stage Mould that is apt to be used in a scientific injection molding.

Tuesday, 25 February 2014

Plastic Bottle Manufacturing Through Blow Molding Techniques

Nowadays, the consumers’ convenience is placed at the highest priority by players belonging to several industries, especially the plastic bottling sector. The plastic bottle manufacturers are leaving no stone unturned to give consumers bottles that are aesthetically pleasing and easy to handle.

In earlier days, the plastic bottle producers had a tough time in shaping the bottles, especially those having complex contours. Even after hard work and dedication, the results were not satisfactory. Such growing frustration urged several plastic bottle producers to take help of technology. After research, a technology finally came up that assisted plastic bottle manufacturers in reducing their everyday manufacturing distresses; the technology came to be known as blow molding.

What is blow molding all about?

The most trusted process for creating plastic containers and hollowed components is blow molding. In blow molding, the plastic is shaped by several processes such as stretching the material, injection or extrusion.  The process gets started by heating and consequently melting the PVC, polythene, or any other plastics before beginning the molding process. The melted plastic has to be transferred to hollowed tubes. Compressed air is used in the hallowed tubes for giving the molten plastic the desired shape.

The blow molding process at a glance

Beginning the blow molding process is no rocket science. The process begins by feeding the plastic granules to the storage compartment. The storage container has motorized threads meant to rotate as well as compartmentalize granules. The compartments (having granules) are subject to extreme heat. Once the granules are melted, they are transferred to the mold. The mold is subjected to intense air pressure, helping the molten plastic to acquire the desired shape.

For experiencing hassle-free blow molding process, purchase a pet blow molding machinery from Ashish Tools. The rich experience of more than two decades has helped the company become an acclaimed destination to get high-class pet bottle moulds. Each of the pet moulds is admired for its dimensional accuracy. Company’s dedication to quality has helped it rank among the trustworthy pet blow moulding machine manufacturers India. Any other details about the company are available at –

Tuesday, 4 February 2014

Preform Molding: The Key To Cut Cost And Increase Flexibility

Preform and Bottle Development

PET systems having low cavity pet preform mold take minimal mold changeover time and cut the overall conversion costs. Indirectly though, we witness the wonders of Preform Molding technology on a regular basis.  The Preform Molding is used for shaping our everyday products ranging from cell phones to toys. Without Preform Molding, getting exactness in shapes of products was a wistful dream. The more complex geometries of products can be physically conceived by Preform Molding. For instance, the shape of a bottle is neither fish nor fowl – it is a cross between cylindrical and conical; such a shape is given to the bottle by using the marvels of Preform Molding.

Advantages Of Preform Molding:

  •  Cast away the manufacturing woes associated with a product having complex contours with the help of Preform Molding
  •   This molding technique not only helps in giving the product a desired shape, but also aids in making it looking visually appealing 
  • Some fresh developments are under process to make the Preform Molding an eco-friendly technology – the start is done by making such Preform Molds that are reusable and recyclable  
  The pet preform mold, which are made using Preform Molding, cools down and gets heated in no time

Getting the best-in-class Pet Preform Molds can be a nightmarish task if Ashish Tools is not added in the list of business partners. The rich experience of more than two decades along with vast domain expertise has helped the company to be rated among the acclaimed pet preform manufacturers. The company commits to give scratch free Pet Preform Molds. Several quality tests are carried out by Company’s quality analysts on each and every consignment before its shipment. Other details about the company and its products can be found at Get in touch with the company to get the best of deals.