10 things you didn’t know about Rotomoulding!

hs-blog-2018-10-things-you-didn't-know-about-Rotomoulding!

Think you know everything about rotomoulding? Here are 10 things you may not know about rotamoulding:

hs-no1

Variety of Polymers

A variety of polymers may be used but the most common is Linear Low Density Polyethylene (LLDPE)

 
hs-no1

Aluminium Cast

Moulds are made of either formed sheet steel or cast aluminium

 
hs-no1

Slow Process

The process is slow compared to injection moulding, blow moulding and extrusion moulding

 
hs-no1

Bigger Size

Much bigger products are able to be made using rotational moulding than the other plastic moulding processes

 
hs-no1

Breather

A properly functioning breather is critical as there is a lot of airflow out of the mould during the heating cycle and a similar amount of airflow into the mould during cooling cycle

 
hs-no1

Cooling Process

The cooling process is more important and takes as long as the cooking process

 
hs-no1

Baking Process

The correct baking process is critical as an under cooked product has porosity (air bubbles in the plastic) and weakness in the walls and over cooking creates a brittleness

 
hs-no1

Mould Size

The polyethylene shrinks 3% during the cooling process! This means that the moulds are made slightly bigger than the final product needs to be

 
hs-no1

Graphics

Graphics are able to be added to the mould before a cooking cycle which then become embedded in the product for the life of the product

 
hs-no1

Trimming

Following the de-moulding process, the product requires trimming along the part-line to remove any excess material that might have formed

 

{{cta(‘7dc2c5d7-e7a5-45f8-8b7c-ce655a7b1b51′,’justifycenter’)}}

{{ script_embed(‘wistia’, ‘kfvo1f8yag’, ”, ‘popover,responsive’) }}

{{ script_embed(‘wistia’, ‘q34tn1dfsk’, ”, ‘popover,responsive’) }}


You may also be interested in these blogs

Martin Zeeman – Review for LinkOn™ by Boots on the Ground

“I have found this unit to be an excellent addition to my farm!……The main reason I bought this unit was because I was impressed with it’s build quality – the way that it’s a very robust, strong and hearty unit. I highly recommend the TTi LinkOn unit to anyone looking for a spray unit to do a multitude of jobs!”

Read More

Spring Up Deals 2018 – AquaPath™ Water Cart on Sale!

Download the Spring Up Deals ’18 for your chance to win 1 of 2 Weber Grill worth $300 in the raffle draw on 30th November! Don’t miss out on these special offers and be equipped this spring!

Specials include spot and field sprayers, fire fighting trailers, water carts, diesel refueling and more

Read More