// Knowledge & Guides
Polymer Sourcing
Insights
// PRACTICAL BUYER GUIDES ON GRADES, SPECIFICATIONS & RECYCLED CONTENT
5 min read
How to choose the right HDPE grade for your application
A practical guide to selecting HDPE grades by application - blow moulding, film, pipe and injection - using MFI and density to match resin to your process.
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Polypropylene MFI explained: homopolymer vs copolymer
Understand polypropylene melt flow index (MFI) and the difference between homopolymer and copolymer PP, so you can pick the right grade for moulding, raffia, fibre or film.
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rPET buyer's guide: hitting recycled-content targets
How to source recycled PET (rPET) for packaging and fibre, what food-grade means, and how documentation supports your recycled-content claims in India.
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