Plastic bags

Buy from a massive range of best value plastic bags or poly bags at wholesale prices now.

Plastic bags are…

• Bags made from plastic for a variety of day-to-day functions
• Made from or polyethylene, usually referred to as polythene
• Also known as polythene bags, poly bags or polybags
• Available in a multitude of shapes and sizes to cover a range of uses
• Used for everyday tasks such as carrying shopping or disposing of waste
• Also used for more specialised uses such as wrapping furniture for storage or disposing of clinical waste
• Created using a process called 'blown film extrusion' or the 'tubular film process'
• Available in a range of coloured opaque polythene, or made from clear see-through polythene
• Available in a huge range of thicknesses - or gauge - to suit the job in hand, from delicate high-clarity display bags to ultra-heavy-duty rubble bags
• Often decorated with a printed design, to advertise a business or service
• Available in eco-friendly alternatives to polythene, such as biodegradable or polybio bags, that degrade when buried or they come into prolonged contact with compost

Ten things you might hear about waste bags

White coloured waste sacks sit in a rather practical niche on the janitorial side of the trade: they are specified less for appearance than for process control. In swing-bin applicationsparticularly where the aperture is narrow and the liner has to drop cleanly without snagging on the rimthe balance between film gauge, dart impact strength and seal integrity becomes more necessary than the nominal litre rating printed on the case. A decent sack in this class is typically manufactured from carefully controlled polythene suppliers blends, where melt-flow consistency governs both puncture resistance and the method the mouth opens amid line-side dispensing; also stiff, and operatives lose time dressing the bin, also soft, and the sack creeps below a mixed wet-and-dry load. The white pigmentation also serves a versatile role on the warehouse floor and in housekeeping rounds, making pollution, overfill and segregation errours visible at a glance, which assists tidier secondary bagging decisions and reduces reject volumes when waste streams are being kept distinct. From a logistical standpoint, sacks for kitchens, washrooms and guest-room stock have to earn their shelf spacehigh unit counts per carton improve volumetric efficiency, while controlled tare weight prevents the packaging from becoming disproportionately expensive to transport and store. Where the building remains mono-material, the discussion shifts neatly into circularity: simpler recovery routes, less compatibility issues in reprocessing, and a better amortised energy position above repeated production cycles than mixed-format alternatives.

Clear waste sacks in a heavy-duty format are typically specified where operatours need visual confirmation of contents without sacrificing line-side durability; that balance is not trivial. A sack provided on the roll at roughly 29 by 39 inches speaks to a packing regime built around fast issue, clean perforation and predictable fitment above normal frames, while the heavier gauge points to higher puncture resistance and better load retention when awkward dry waste, secondary bagging or mixed back-of-house arisings start to shift below their possess mass. In practice, the engineering interest lies in the polythene suppliers itself chain structure, melt-flow consistency and micron control determine whether the film opens cleanly, shrinks back excessively, or grasps its mouth properly amid fast-paced handling at the select face. Clarity also has a logistical function beyond simple visibility: it reduces misthrows in waste segregation, assists audit trails on contaminated streams and limits needless overhandling of consignments destined for baling or onward processing. When these sacks are collated as 50 per roll and 4 rolls per case, the format improves stock discipline and pallet presentation, with a sensible compromise between case tare weight, dispenser convenience and floor-level replenishment frequency; if the film remains mono-material, that in turn facilitates more straightforward recovery routes, provided pollution is controlled and the recovered feedstock is not undermined by mixed polymer content or excessive surface soiling.

? What can you include in your BLUE recycling sacks?

Recycling sacks sit at an awkward junction between household behaviour and materials engineering: the instruction to present mixed recyclables clean, dry and fully enclosed is not bureaucratic fussiness, nevertheless a practical response to how fibre, metal and polymer streams are in reality handled once a consignment leaves the kerbside. Residual moisture drives weight without adding recovery value, affecting tare assumptions and upsetting bale quality; food soil, meanwhile, migrates fast below compression, contaminating paper fractions and necessitating secondary bagging or outright rejection at the select-face. The sack itself has to strike a fairly narrow balancerobust enough in puncture resistance and dart impact to withstand manual handling, yet light enough to maintain volumetric efficiency and pallet stability when bundled as stock. In practice that leans towards carefully gauged polythene suppliers with consistent melt-flow behaviour, because gauge tolerance shows up immediately as split tops, poor knot retention and unreliable presentation on sorting lines. There is also the circular economy question: where sacks are treated as a mono-material film stream, clean input and controlled surface pollution materially improve recyclability, whereas wet, loosely presented contents tend to collapse the economics of recovery by increasing sortation losses and wash demand. Hence the seemingly simple requirement that all recyclable material be placed inside the sack and tied offan elementary discipline on the front stop, nevertheless one that mitigates friction all the method through handling, separation and reprocessing.

Virgin rubble bags

Recycled rubble bags earn their retain not through novelty, nevertheless through a fairly hard-headed balance of polymer behaviour, site handling and stop-of-life practicality. The better grades rely on a dense polythene suppliers structure with respectable puncture resistance and controlled melt-flow consistency, so the film does not turn brittle after a few loading cycles; that matters when the same sack is being dragged across rough screed, dropped from a tail-lift, then stacked again for secondary bagging or backhaul. In use, repeatability hinges on above sheer wall strength: micron-specific gauging has to be disciplined enough to retain tare weight in check, otherwise volumetric efficiency suffers and pallet stability beginnings to deteriorate below uneven aggregate loads. There is also the circular economy arithmetic to think. A mono-material building simplifies reprocessing, reduces pollution in the waste stream and enables the bag to return as feedstock without the sorting penalties associated with mixed laminates. In practical stock terms, that combination of resilience and reusability facilitates longer service intervals on the warehouse floor, less split consignments in transit, and less throwaway packaging moving through the skip.

ratiolab Waste Disposal Bags, normal, 72 l, 700 x 1100 x 0.05 mm

ratiolab Waste Disposal Bags, normal, 72 l,...

Blue bins for glass bottle and jar recycling have recentlybeen delivered to Whangarei Households. The blue bins proceed out the same day as waste bags and red bins.

Ecoleaf By Suma Refuse Sacks-Recycled Plastic - 12 x 8 rolls (NF270)

8 Bags in each roll Part of the product spectrum 'Refuse Sacks'.

Bins & bin liners

Bin liners see prosaic on the shelf, yet the better examples are an exercise in toleranced polythene suppliers engineering: a bathroom caddy liner in the 715 litre bracket is not merely a smaller kitchen sack, because reduced circumference changes how the film behaves below point loading from cotton buds, cosmetic packaging and wet wipes; the weld integrity at the base, the draw-tape channel and the slip additive package all have to be tuned around low-volume, high-frequency disposal rather than bulk waste. In kitchen formats of 30 litres and above, the priority shifts towards dart-drop resistance, elongation and neck-down control, with micron-specific gauging used to trim tare weight without leaving the liner prone to split when food waste settles into a corner seam. Warehousing adds another, less visible discipline: roll count, core diameter and secondary bagging affect volumetric efficiency, select-face replenishment and pallet stability, particularly where multiple litre capacities sit in the same type bay and mis-selects create nuisance returns. The circular economy argument is similarly more technical than the normal green labelling recommends; mono-material polythene suppliers facilitates reprocessing, nevertheless only where pigmentation, scent carriers and tie materials do not compromise melt-flow consistency in the recovered feedstock. A well-specified bin liner so sits at the intersection of hygiene, handling and polymer economy thin enough to reduce amortised energy per consignment, robust enough to survive the short nevertheless abusive journey from bin rim to waste stream.

A null measuring 13 ft by 6.5 ft by 6.5 ft only below 15.5 cubic metres in working terms is rarely filled with mathematical neatness; in warehouse practice it will take roughly 140 to 150 black bin bags only if the waste stream has been reasonably compacted and the bags are of broadly consistent gauge. The limiting factour is not nominal volume nevertheless deformation below load: low-grade polythene suppliers with poor dart-impact resistance will neck, split at the heat seal, or creep around sharp mixed waste, forcing secondary bagging and eroding the apparent capacity. Heavier-duty sacks, particularly those utilising recycled LDPE with controlled melt-flow consistency, sit better in the stack and transport improved pallet or skip stability, though the additional micronage adds tare weight and slightly reduces volumetric efficiency. There is also a circular-economy tension here that procurement teams often miss; a mono-material black sack may be straightforward in polymer terms, yet carbon-black pigmentation can complicate optical sorting, while inconsistent recyclate feedstock can affect surface stop, puncture tolerance and seal integrity. In practical stockroom language, the optimal result comes from matching bag gauge to waste density, not merely counting bin bags against cubic metres: light packaging film will bulk out fast, wet trade waste will settle and slump, and mixed offcuts will create voids that punish any tidy capacity estimate.

Extra sacks / bags of dry recyclables left next to or on top of the green lid bin will be collected. Do not use black sacks (due to licensing agreements with the Environment Agency, we are unable to collect and transport recyclables into the recycling facility in black bags as this is deemed as non-recycling waste).

The A-to-Z of plastic bags

Polythene bags are used for a multitude of functions, from storage to waste disposal, retail display to transportation and postage to recycling.

Here is a list of some popular types of plastic bags, from antistatic to zip-seal, with a brief description of what they are used for:

Anti-static bags - Pink bags designed to protect electrical and electronic components from electrostatic discharge.

Asbestos waste sacks - Thick red polythene bags clearly marked with a 'Asbestos Waste' warning signs, for the safe disposal of asbestos.

Bubble bags - Protective bags comprised of a series of air-cushioned 'bubbles' that keep delicate items safe during transport or storage.

Clinical waste sacks - Thick yellow polythene sacks with warning signs, used for the safe disposal or incineration of clinical waste.

Clip-close carriers - Premium carrier bags with a plastic clip-close handle attached to the top of the bag for secure fastening.

Compost bags - Green bags made from 100% biodegradable material that are perfect for disposing or kitchen or garden waste.

Display bags - Crystal-clear, glossy polypropylene bags used by retailers to give their products extra sparkle whilst on display.

Dry cleaner bags - Thin clear or coloured polythene bags used by dry cleaners and laundries to protect clothes in transit or storage.

Eco-friendly bags - A range of biodegradable bags, offering a green alternative to regular polythene bags.

Fashion carriers - Premium carrier bags made from thick polythene with a punched out handle, popular with high-end retail outlets and gift shops.

Featherpost padded mailers - 'Jiffy style' padded mailing bags made from paper and lined with bubble-wrap to protect items in the post.

Film-front bags - Display bags with a clear polypropylene front 'window' and a paper backing, popular with bakeries and cake shops.

Fish bags - Clear heavy duty polythene bags with watertight seal, ideal for use in pet shops, aquaria, garden centres or funfairs.

Grip-seal bags - Plastic bags with integral seal that is squeezed close between forefinger and thumb. Also known as minigrip bags or grippa bags.

Greeting card bags - High clarity display bag made from polypropylene film used to wrap any type of greeting card.

Hercules bags - Extra strong, tear-resistant clear polythene bags suitable for handling heavy duty contents.

High tensile strength bags - Extra strong polythene bags available in either clear or blue-tint polythene.

Jiffy mailers - Featherlight mailing bags made from paper and lined with bubble wrap to offer protection to bag contents during postage.

Jumbo carriers - The largest carrier bags on the market, these giant bags are big enough to hold anything from bedding to large cuddly toys.

Kraft carriers - Popular with retailers, these quality paper carrier bags in a range of colours offer a great alternative to polythene carrier bags.

Laundry bags - Garment covers popular with dry cleaners, designed to protect your clothes and keep them clean after collection and in storage.

Mailing bags - Handy polythene envelopes with a fold-over seal used for postage, popular with online retailers and eBay traders.

Netting bags - Bags woven from knitted plastic and closed with a drawstring. Popular use packing onions or wood kindling for fires.

Packing bags - Clear plastic bags in a huge range of sizes, used to protect items during transportation or storage.

Patch handle carrier bags - The classic carrier bag with a reinforced patch handle for a stylish look and excellent bag strength. Ideal for printing with your own design.

PolyMax bags - Extra strong heavy duty bags available in clear polythene (with good clarity) or black polythene for the very toughest of jobs.

Recycling bags - Coloured polythene bags used to separate recycling waste into different types - e.g. paper, tin, glass, plastic - and dispose of in correct bin.

Specialist bags - Lesser-known polythene bags used to serve a specific purpose, such as clinical or asbestos waste disposal, dog poo bags, flower sleeves or sweet bags.

Specimen bags - Specialist grip-seal bags with a self-seal strip and an attached pouch to keep record cards, ideal for taking samples.

Stand-up food pouches - A fantastic way to display products, these clear bags feature an integral self-seal strip and a bottom gusset so the bag can stand up on the shelf.

Starch-based bin liners - A range of eco-friendly starch-based Polybio refuse sacks, these compostable bags are ideal for disposing of food, garden or kitchen waste.

Take-away bags - These classic white rigid paper bags are popular with takeaway restaurants, although plain vest carriers are often employed as an alternative.

Top tac bags - A range of self-seal bags, including display bags and mailing bags, featuring an integral peel and seal strip for convenient use.

Ultra-strong Polymax bags - Probably the strongest polythene bags available, these 400 gauge sacks can handle the heaviest of heavy duty jobs.

Vacuum bags - Thick clear plastic bags sealed by vacuum sealers, used in the catering industry for storing or cooking food, including fish and meat.

Varigauge carriers - Carrier bags made of polythene that varies in thickness, with stronger, thicker polythene at the top so that a reinforced handle is not required.

Vest-style carriers - Strong, thin, crinkly carrier bags with two handles that looks like a vest when laid out flat. The most popular carrier bag in the UK.

Wallpaper carriers - Extra wide, thick patch handle carrier bag ideal for carrying wallpaper or other wide items.

Waste sacks - Range of sacks used to collect waste contents, either as a bin liner or freestanding bin bag.

Wicketed food bags - Counter bags that tear off from a wire bracket, known as a wicket, popular with food retailers including bakeries and delicatessens.

Wrapping paper carriers - Extra long, narrow carrier bags ideal for carrying wrapping paper or other long, thin items.

Zipper bags - Premium self-seal clear polythene bags great for displaying contents. Feature an integral metal zip fastener for a sturdy feel.

Where to buy plastic bags

Plastic bag manufacturers and suppliers include:

Polythene Bags
Polythene Bags is a fantastic website specialising in polythene bags. Design your own custom printed carrier bag or mailing bag, or choose from a massive range of stock polythene bags, from waste sacks to packing bags and mailing bags to carriers.
www.polythene-bags.co.uk

Polythene Bag
Whatever type of polythene bag you are looking for, you'll find them at Polythene Bags. Order online from a fantastic range of price-busting bags and get them delivered to any mainland UK address absolutely free.
www.polythenebags.co

Poly Bags UK
Polybags Bulk Sales provide low-cost bespoke polythene manufacturing for large-volume UK customers. As the sister website of leading manufacturer Polybags, you'll get the same first class levels of service and product quality that you get with with Polybags Ltd.
www.polybagsbulksales.co.uk

Clear Polythene Bags
Buy Polythene Bags provides customers with clear polythene bags, black polythene bags and a massive range of polythene bags and other polythene packaging, with loads of extra detail on polythene manufacturing and size guides to help you choose the right product for you.
www.buypolythenebags.co.uk

Polybags Ireland
Irish VAT-registered customers can get a huge 21% discount off all polythene packaging products at Polybags.ie as they get their VAT refunded. Shop online from a massive range of great value products or call the Polybags team to find out more.
www.polybags.ie

Poly Bags
Specialists in polythene bags and plastic carrier bags, this website offers every type of plain or printed polythene bags along with fantastic biodegradable alternatives - all at fantastic discount prices.
www.polythenebags.eu

Plastic Bags
Buy Plastic Bags provide customers with a one-stop-shop for a huge range of plain or bespoke printed plastic bags, including loads of helpful information to help you find the right plastic bag to meet your specific needs.
www.buyplasticbags.co.uk

Cheap Poly Bags
Discount Polybag offer a single source to meet all of your plastic packaging requirements at the right price for you. This tailor-made website from industry leader Polybags Ltd contains a wealth of information on the vast range of plastic packaging which they stock.
www.discountpolybag.co.uk

Clear Plastic Bags
If you're looking to buy clear plastic bags or coloured poly bags then this is the website for you. With loads of information on a huge variety of plastic bag types, you'll find all the answers to help you choose the right plastic bag for you.
www.buy-plastic-bags.co.uk

Plastic Bag Sales
A very handy resource on plastic carriers and shopping bags, Bargain Plastic Bags is the only website you'll need to find the best plastic bags at bargain prices.
www.bargainplasticbags.co.uk

Plastic Bags Suppliers
Providing customers with a definitive list of discount suppliers of plastic bags and a range of other polythene packaging - from plastic sheeting to resealable bags - this website is a fantastic resource to anyone looking to buy polythene products.
www.discountplasticbags.co.uk

Heavy Duty Plastic Bags
Find out more about a wide range of polythene bags, from shopping bags to heavy duty bags, at this excellent website that specialises in plastic bags.
www.plasticbags2u.com

Cheap Plastic Bags
Cheap Plastic Bags is an excellent website for anyone looking to buy polythene bags at cheap prices. With detailed information on huge variety of plastic bags and details of where to buy them at the best price for you.
www.cheapplasticbags.co.uk

Plastic Bag
Whatever type of plastic bag you are looking for, from clear plastic bags to resealable plastic bags, you'll find out more about it at this helpful website guaranteed to help you choose the right type of bag for your needs.
www.plasticbags2u.co.uk

Plastic Shopping Bags
Looking for shopping bags or any type of plastic bag? Need to find out more information on where to buy them on what types of bags are available? Plastic Bags Supplies is the website for you!
www.plasticbagsupplies.co.uk

Research & Resources

To find out more about plastic bags, how they are manufactured, the huge breadth of polythene bags available and their many and varied uses, please visit:

PlasticBags.uk.com: Directory specialising in plastic bags and other polythene packaging. Browse through a huge selection of plastic bags websites or, if you are a manufacturer, list your products for free.

Goldstork: A free online directory featuring the best hand-picked information on polythene bags, specially selected to cover the full range of plastic bags on the market.

PackagingKnowledge: An online polythene packaging encyclopedia containing a wealth of information on plastic bags and in-depth articles for the packaging industry.

Eco-friendly alternatives to plastic bags

If you're in need of bags to get your job done, but you want to reduce the impact on the environment while doing so, there are plenty of eco-friendly alternatives to regular polythene bags:

Biodegradable carrier bags - Made out of 100% biodegradable or renewable materials such as potato starch, these bags provide all of the strength and convenience you need and expect from a regular carrier bag but, when disposed of in composting conditions, they completely break down, making them more environmentally-friendly.

Biodegradable mailing bags - Send those all-important business mails in an eco-friendly way whilst still looking professional. This range of strong mailing bags all feature a biodegradable leaf logo to show your customers that you care about the environment. They can then dispose of the bag in compost, where it will biodegrade.

Biodegradable clear bags - A range of clear bags that are perfect for displaying products before disposing in compost or landfill, where it will completely biodegrade. Ideal for disposing of organic waste, which can be thrown away with the bag in an eco-friendly manner. Available in a range of sizes, from 4” x 6” to 36” x 48”.

Eco-friendly bin liners - Dispose of your refuse with these environmentally friendly bin liners, waste sacks and compost bags. Ideal for kitchen waste, including food peelings, other compostable food and garden, these bags are completely biodegradable. Put them in your compost heap or bury them in soil and simply wait.

Dog poo bags - For the conscientious dog owner, these eco-friendly bags show that you mean business when clearing up after your dog has done their business. Place your hand inside the bag, pick up the dog poo, turn the bag inside out and tie the bag's two handles together before disposing of in a dog poo bin or compost heap. Made from 100% biodegradable material.

Compost bags - These bags are ideal for the food waste bins or kitchen caddies for collecting and disposing of biodegradable kitchen waste. Place your vegetable and fruit peelings, cores and other similar waste into your kitchen caddy, lined with these bags. Once full, remove, tie at the top and throw in your compost bin where both bag and contents will fully degrade.