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FAQ

 

What Types of Plastic Bottles and Gallons Do We Manufacture?

At Union Thai Polyplast, we are a direct manufacturer of plastic bottles and gallons, offering both OEM and ODM services. We produce a wide range of packaging products to meet various industry needs:
✅ PP (Polypropylene) Bottles : Ideal for hot-fill beverages such as pasteurized milk, herbal drinks, and fruit juices.
✅ HDPE (High-Density Polyethylene) Bottles : Designed for packaging cleaning liquids, lubricants, chemical products, and agricultural chemicals.
✅ Plastic Gallons (1L to 20L) : Available in multiple sizes, including 1L, 5L, and 20L, suitable for industrial liquids and chemical packaging.
✅ Complete Packaging Solutions : We also provide matching caps, including screw caps, liner-sealed caps, and other closure types.
Whether you need standard packaging or custom-designed molds, our factory is ready to support your unique requirements.

Which Type of Plastic Bottle is Suitable for Hot-Fill or Pasteurization?

PP (Polypropylene) bottles are the ideal choice for packaging products that require heat during the filling process, such as pasteurized milk, herbal drinks, and other beverages. Here’s why:
✅ Heat Resistance up to 100–121 °C : Perfect for hot-fill and retort applications.
✅ Safe for Food Contact : PP does not release harmful chemicals when exposed to high temperatures.
✅ Versatile & Reliable : Widely used across the beverage industry for products that undergo pasteurization.
Need help choosing the right bottle for your product? Our team is ready to provide expert advice to ensure safety, compatibility, and cost-efficiency.

Which Type of Plastic Bottle or Gallon Is Best for Storing Liquids and Chemicals?

HDPE (High-Density Polyethylene) bottles and gallons are the most suitable packaging solution for liquid products and chemical substances. Known for their strength, chemical resistance, and impact durability, HDPE containers are widely used across many industries, including:
✅ Cleaning Solutions : Ideal for floor cleaners, disinfectants, and sanitizing liquids used in households and livestock farms.
✅ Industrial Chemicals : Compatible with a variety of acids, alkalis, and chemical mixtures used in manufacturing processes.
✅ Agricultural Chemicals : Perfect for liquid fertilizers, pesticides, and plant hormones.
✅ Industrial Fluids : Suitable for lubricants, protective coatings, and other specialized liquids.
If your product requires safe, durable, and chemical-resistant packaging, HDPE bottles and gallons are your best choice.

Can I Request a Custom Bottle or Gallon Design for My Brand?

✅ Absolutely! If you’re planning to launch a new product line or build your own brand, we offer OEM/ODM packaging design services to bring your vision to life.

Ready to Start Your Project?

We’re happy to offer free consultations and cost estimates — no obligations.

Contact our sales team

Union Thai Polyplast Co., Ltd.
Union Thai Polyplast Co., Ltd. is one of Thailand’s leading manufacturers of plastic packaging for food, beverages, and industrial products.
With decades of experience in blow molding and injection molding, we offer a wide range of high-quality products, including: Milk bottles, Whey protein bottles, Plastic jars, Chemical gallons, Various cap types
We specialize in OEM and ODM production, supporting both standard and custom packaging designs.
Clients can request 3D mockups before full-scale mold development to ensure the packaging meets their vision and functional needs.
Our solutions are ideal for OEM factories, startups, and businesses seeking tailor-made plastic packaging that stands out.