Kruger Plastics Blog

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Sprue gate runner
Plastic Processing

Sprue gate runner

Sprue gate runner Sprue, gate and runner are the 3 most important design factors that determine the quality of a conventional plastic injection mould. The …

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Polymer alloys
Plastic Materials (Polymers)

Polymer alloys

Polymer alloys What are polymers? Polymers are materials made of long, repeating chains of molecules. The materials have distinctive properties, banking on the kind of …

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Guide to plastic injection moulding
Plastic Processing

Guide to plastic injection moulding

Guide to plastic injection moulding Plastic injection moulding is an automated manufacturing process. A majority of the injection moulding process is performed by machines and …

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Advantages and disadvantages of plastic injection moulding
Plastic Processing

Advantages and disadvantages of plastic injection moulding

Advantages and disadvantages of plastic injection moulding Thermoplastic Injection Moulding is a very commonly used process to manufacture identical parts that are required to be …

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Clamping tonnage calculation
Plastic Processing

Clamping tonnage calculation

Clamping tonnage calculation The clamping unit of an injection moulding is designated by the maximum clamping force that the moulding machine is capable of producing. …

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Types of mould in injection moulding
Plastic Processing

Types of mould in injection moulding

Types of mould in injection moulding Plastic Injection moulds can be classified into 2 types – A cold runner mould and a hot runner mould. …

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What are Thermoplastics and thermosetting plastics?
Plastic Materials (Polymers)

What are thermoplastics and thermosetting plastics?

What are Thermoplastics and Thermosetting Plastics? We have heard this question so many times. So really What are Thermoplastics and Thermosetting Plastics? Thermosets are a …

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Root Trainers - Torpedo Pots
Agricultural Plastics

Root Trainers – Torpedo pots

All about Root Trainers! The trends of cultivation are changing with seasons, from traditional agriculture to streamlined urban agronomy. Industrial and commercial cultivation is making …

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Thermoplastic
Plastic Materials (Polymers)

Thermoplastic

Thermoplastic Materials BASIC INTRODUCTION: The word “plastics” refers to products produced from polymers by various processes. Processes such as injection moulding, extrusion, blow moulding, vacuum …

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Polymer Composites
Plastic Materials (Polymers)

Polymer Composites

Above image credit: https://www.pslc.ws/macrog/kidsmac/composit.htm Polymer Composites Polymer composites definition A composite is a material made from at least two or more materials with significantly different …

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Identify an injection moulding partner
Plastic Processing

How to identify injection moulding partner?

How to identify injection moulding partner? Identifying an injection moulding partner can be quite a task! Let us look at the basic needs first. For …

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Basics of polymers
Plastic Materials (Polymers)

Basics of polymers

Basics of Polymers An introduction to polymers Wherever we look around ourselves, we see polymers. The tires of the cars that we travel in, the …

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Thermosetting Plastic
Plastic Materials (Polymers)

Thermosetting Plastic

Thermosetting Plastic Thermosetting Plastic Polymers and Resins are commonly referred to as Thermosets. They are a form of polymer that is hardened by the process …

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Polymer Blends
Plastic Materials (Polymers)

Polymer Blends

Above image credit: https://www.pslc.ws/macrog/blend.htm Introduction to Polymer Blends A polymer blend combines two or more polymers mixed to form a new material with different physical …

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Moulding process of plastics
Plastic Processing

Injection Moulding Process of plastics – a simple guide

Injection moulding process of plastics The moulding process of plastics is a process that injects molten plastics into the desired shape usually referred to as …

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What is injection moulding machine
Plastic Processing

What is injection moulding machine?

What is injection moulding machine? How to select? The injection moulding process forces molten plastic material under high pressure into a closed mould to form …

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