Blog — from the people who build

The TLG blog
— guides and industry writing.

Engineering guides, project notes and industry writing — the questions processors actually ask, answered the way our engineers would across a table.

The TLG building in Wiri, Auckland

All posts

Guides and writing.

Contained powder conveying line — escaped product is wasted product

Sustainability · 13 August 2026 · 6 min

Sustainable powder handling: where the real savings are

Energy, waste and packaging — the three places a powder line quietly spends resources, and the engineering choices that stop it.

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TLG stainless IBC bins — contained transfer, no product loss

Economics · 13 August 2026 · 5 min

The true cost of a powder line (and where it hides)

Capital price is the visible tenth. Product loss, downgrade, labour, energy and downtime are where powder handling economics are actually decided.

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Types of powder conveying systems

Conveying · 8 min read

Types of powder conveying systems

Dilute phase, dense phase, vacuum and mechanical — how to choose by powder, distance and duty.

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Dense phase vs dilute phase conveying

Conveying · 6 min read

Dense phase vs dilute phase conveying

Why one damages fragile product and the other doesn't, and where the crossover sits.

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ATEX compliance for combustible powders

Compliance · 9 min read

ATEX compliance for combustible powders

Why milk powder and flour form explosive atmospheres, and what zone classification requires.

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Bulk bag handling safety

Packaging · 5 min read

Bulk bag handling safety

Restraint, densification and dust containment when filling and discharging FIBCs.

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Types of silos for powder storage

Storage · 7 min read

Types of silos for powder storage

Tower, bunker and bag silos — and why discharge geometry matters more than any of them.

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Sieving, magnets and metal detection

Processing · 6 min read

Sieving, magnets and metal detection

The three layers of foreign-body control in a powder line, and where HACCP puts each one.

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Automated batching and recipe protection

Automation · 6 min read

Automated batching and recipe protection

How recipe-driven batching systems prevent the errors that manual weighing invites.

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