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Blog on PET preforms and bottling

Practical articles for bottling plants in Kazakhstan and Central Asia: blowing and resin, quality and defects, water and drinks, costs, purchasing and delivery from Shymkent.

ADBy Amir Dulatov, QazaqEt blog editor

Close-up of colourful plastic closures

Latest articleTechnology / Necks and closures

PCO 1881 or PCO 1810: which neck to choose for your bottle

Both necks have a 28 mm thread and look almost the same, yet their caps are not interchangeable, and the weight gap adds up to tonnes of PET at volume. Here is how they differ and how to pick the right standard for your line.

3 November 20266 minRead

All articles

Close-up of colourful plastic closures

Necks and closures

PCO 1881 or PCO 1810: which neck to choose for your bottle

Height, weight, caps and capping: how PCO 1881 differs from PCO 1810, how much PET the short neck saves and when switching pays off.3 November 20266 min

Almaty against the Trans-Ili Alatau mountains

Delivery across Kazakhstan

Delivering preforms to Almaty and northern Kazakhstan

730 km to Almaty, full trucks instead of frequent trips, stock at your site and general rules for supplying Astana and northern Kazakhstan.27 October 20266 min

Blue PET bottles on an orange background

Blue or clear bottle for water: which to choose

Shelf, light, label, recycling and blowing: how to choose between a blue and a clear water bottle, and which items come in each colour.14 October 20266 min

Glowing workpieces in an industrial furnace

Autumn on the blow line: what changes when the plant gets cooler

Cold preforms at the inlet, condensation, draughts and compressed air: how to re-tune oven heating in autumn and what to check on the first bottles.2 October 20267 min

Blog categories

Five topics and fifteen subcategories: pick what matters to your plant right now.

01TechnologyHow a preform becomes a bottle, what happens to PET when it is heated and dried, and how to choose a neck for your cap and line.Bottle blowingPET and resinNecks and closures 02QualityHow to receive a batch, trace a defect to its cause and keep preforms safe in heat and frost.Incoming inspectionBottle defectsStorage and seasons 03IndustriesProduct by product: what matters for water, soft drinks, kvass, juice and oil, and which preforms suit them.Drinking waterBeveragesOil and other products 04Bottling businessStarting a plant, the cost of a bottle, purchase planning and paperwork without the red tape.Starting a plantCosts and planningPurchasing and paperwork 05Region and logisticsThe southern market, routes across Kazakhstan and shipments to neighbours: how to plan preform deliveries.Shymkent and the southDelivery across KazakhstanCentral Asia

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