Packaging Journal

Practical guides to plastic bag specifications, materials and bulk sourcing.

Choosing bag thickness and load: stop over-thickening — Wrong gauge means splits, leaks and returns. Here is how thickness, blend and grammage fit together.
What does “degradable” really mean? Biodegradable vs compostable vs oxo — “Degradable” hides a lot of nuance. Pick wrong and you miss the eco goal and risk compliance. Here are the types and how to choose.
Medical & property bags: compliance, load and cost — Medical and property/sanitation are two big B2B scenarios, very different from home use. Color marks, thickness and case cost are the hard points.
The science of PE blends: how HDPE / LDPE ratios shape a bag's feel and strength — Same polyethylene, different blend — feel, load and cost all change. How much LDPE makes it softer? Here's the breakdown.
HDPE vs LDPE: choosing the right film for your bags — Both are polyethylene, but HDPE is stiff and tough while LDPE is soft and clear — the wrong choice changes both feel and cost.
A buyer's guide to custom poly bags: MOQ, sampling, printing & lead time — First custom order? The usual snags are MOQ, sampling and lead time. Here's how to spec it once, clearly.
Case study: 400,000 custom drawstring bags, 21 days to a North American warehouse — From spec sign-off to arrival in North America — how we delivered a full container of custom drawstring bags before peak season.