Custom Glass Bottles: The Complete Manufacturing Guide

Premium custom glass bottles designed for non-alcoholic spirits and aperitifs by GlassRock

Everything a brand needs to commission a custom glass bottle: custom versus stock, the eight project stages, design-for-manufacture limits, mould cost and MOQ, colour, decoration, closures and the twelve-field brief.

Glass Bottle Freight Savings for US Importers

Premium glass bottle transport from China featuring embossed mason jar packaging

The logistics landscape for glass and ceramic bottle transport has undergone a dramatic transformation in 2025. Freight rates from Shanghai, China to the West Coast USA have plummeted by an astonishing 85%, creating unprecedented opportunities for beverage brands, food producers, and packaging distributors across North America. Understanding the 85% Drop in Glass Bottle Shipping Costs […]

Choosing the Right Mold Material for Quality Glass Bottles

glass bottle mold material — hot cavity cross-section showing the steel mold used for bottle forming at GlassRock

The glass bottle mold material you choose is one of the most underrated decisions a brand or buyer ever makes. Most clients focus on the bottle shape, the colour, the closure. Yet the metal poured into the mold cavity at over 1,100 °C is what really controls your unit cost, your reject rate, and the […]

Le diverse qualità di selce per bottiglie di vetro

production of glass bottles at GlassRock glass bottle factory

When a glass manufacturer specifies “flint glass” for a bottle order, they are referring to a specific quality grade of glass rather than a type of raw material. Understanding the different grades of flint glass — and where each grade is appropriate — is important for buyers sourcing glass bottles for premium products where clarity […]