Pet Jars Suppliers Series

How to Choose the Right Packaging for Your Mouthwash: A Guide to Plastic Bottle Suppliers



When launching your own mouthwash brand, selecting the right packaging is crucial. Plastic bottles are a popular choice due to their durability, cost-effectiveness, and versatility. If you're looking for high-quality plastic bottle suppliers, here are some key considerations and recommended sources.



Why Choose Plastic Bottles for Mouthwash?

- Lightweight & Shatterproof – Unlike glass, plastic won’t break during shipping.

- Customizable – Available in various sizes, colors, and shapes.

- Cost-Efficient – Ideal for startups and bulk orders.



Top Plastic Bottle Suppliers for Your Business

1. Plastic Bottle Supplier– Reliable manufacturers offering FDA-approved bottles.

– A great source for diverse bottle styles, including flip-top and pump dispensers.

2. Wholesale Empty Plastic Bottles – Perfect for bulk purchases at competitive prices.

Whether you need small travel-sized bottles or large refill containers, these suppliers can meet your needs. Always ensure the plastic is BPA-free and suitable for liquid products.

Relationship Between Preform Quality and PET Material Quality
Polyethylene terephthalate (PET), commonly known as polyester. The production of PET plastic bottles can be divided into injection stretch blow molding (ISBM) and extrusion stretch blow molding (ESBM) based on different preform types. Among these two molding methods, the ISBM process is more commonly used due to its easy controllability, high production efficiency, and low scrap rate.







The quality of preforms largely depends on the quality of PET materials. Therefore, it is necessary to select materials that are easy to inflate and form, and formulate a reasonable preform molding process. Experiments show that for PET preforms with the same viscosity, those made from imported raw materials are easier to blow-mold than those made from domestic raw materials. However, preforms from the same batch but with different production dates may require different blow-molding processes. The quality of preforms determines the difficulty of the blow-molding process. Qualified preforms shall meet the requirements of being pure, transparent, free of impurities and color, with an appropriate length of injection point and a halo around the injection area.



Key Design Factors of Preforms





Plastic preforms are the initial form in the manufacturing process of plastic bottles. Parameters such as their size, neck finish (mouth diameter), and weight are crucial, as they directly affect the application and performance of the final bottles.

First, the size of preforms is essential for the final packaging container. When determining preform size, the primary consideration is the application of the bottle—whether it is for food, beverages, cosmetics, or other fields. Different applications may require bottles of different shapes and capacities. By carefully considering the product’s capacity requirements, the capacity of the preform can be determined, and a suitable shape (such as round, square, or oval) can be selected.

Second, the neck finish (i.e., the diameter of the bottle mouth) is another key parameter. When measuring the neck finish, it is necessary to ensure the measurement is taken horizontally to obtain an accurate diameter. The size of the neck finish directly affects the filling and pouring efficiency of the bottle. Different products may require neck finishes of different sizes, so rational selection of the neck finish is essential during bottle design.

Finally, the weight of a preform refers to the total weight of the bottle (including the bottle body and neck). The weight can be accurately measured using a weighing method or a spiral scale. The determination of preform weight is directly related to the strength and durability of the final bottle. When setting the weight, a balance must be struck between the bottle’s structural strength and material cost—ensuring the final product has sufficient strength while meeting economic requirements.

In summary, the size, neck finish, and weight of preforms are important considerations in the plastic bottle design stage. Through careful measurement and rational selection of these parameters, the final bottle can meet product requirements and industry standards, providing excellent packaging performance. Continuous attention to the control of these parameters during bottle manufacturing will help produce high-quality plastic bottles.

Guangdong Hongyuan specializes in the production of plastic bottles, plastic pet preforms, and supporting lotion pumps. If you have any needs, please feel free to contact us at any time. As a source factory, we guarantee quality and are trustworthy!

Sprayers are essential tools in various scenarios, including household cleaning, agricultural plant protection, cosmetic packaging, and industrial production. Their durability, safety, and adaptability depend entirely on the precise selection of materials. As a professional trigger sprayer manufacturer, we have been deeply involved in the industry for many years and understand the stringent material requirements of different applications—whether it's a wholesale trigger sprayer order or a customized bottle trigger sprayer, material selection is a core factor determining product reputation. Today, we'll provide a comprehensive analysis of the core materials used in sprayers, showing how trigger sprayer manufacturers and trigger spray manufacturers tailor materials for different products!



I. Plastic – The Core Material for Plastic Trigger Sprayers: The King of Cost-Effectiveness and Adaptability

Plastic is the preferred material for the vast majority of sprayers, and is the core material for mainstream products such as trigger pump sprayers and bottle triggers. Its advantages of being lightweight, portable, corrosion-resistant, and flexible in molding make it a perennial favorite in the trigger sprayers wholesale market. Trigger sprayers manufacturers precisely match different types of plastics according to the product's intended use during production:

Polypropylene (PP): Extremely chemically stable, resistant to acids and alkalis, and high-temperature resistant, it is the core material for making trigger spray heads, spray trigger heads, nozzles, and bottle necks, especially suitable for sprayers carrying cleaning agents and agricultural herbicides.

Polyethylene (PE): Excellent flexibility and impact resistance, able to withstand compression and drops during transportation, commonly used to make storage bottles for bottle spray triggers, suitable for everyday household use.

High-density polyethylene (HDPE): Strength far exceeding ordinary PE, with upgraded corrosion resistance, it is the preferred material for impact sprayers and industrial-grade sprayers, safely storing harsh chemicals such as strong acids and alkalis.

Polyterephthalate (PET): Highly transparent, rigid, and recyclable, widely used in cosmetics, such as for dispensing bottles for perfumes and moisturizing sprays, balancing aesthetics and safety.

Acrylonitrile butadiene styrene (ABS): High gloss and excellent mechanical strength, often used to make high-end trigger spray heads and decorative parts, giving distinctive products like the Canyon trigger and Trigger Canyon a combination of aesthetics and durability.

Why is plastic the preferred choice for trigger sprayer manufacturers? Besides its advantages of rust resistance, lightweight, and ease of processing, its precision molding capability perfectly adapts to the complex pump body structure of spray bottles, allowing for stable liquid output while controlling production costs, thus meeting the high cost-performance requirements of trigger sprayer wholesalers.





2. Metal – Strength Support, Underpinning the Core Performance of High-End Sprayers

For sprayer components that need to withstand high pressure and high frequency of use, the mechanical strength and wear resistance of metal materials are irreplaceable by plastic. Trigger spray manufacturers use metal materials in key areas to ensure product lifespan: Stainless steel: Corrosion-resistant and rust-free, it is the core material for making internal springs and screws in trigger spray heads, especially suitable for products requiring repeated pressing, such as impact sprayers, maintaining stable performance even in humid environments.

Brass: Moderately hard and with smooth threads, it's commonly used in valve components of canyon spray triggers and adjustable garden sprayers. The smooth feel during adjustment allows for precise control of the spray volume.

Aluminum: Lightweight and corrosion-resistant, it's frequently used in the casings of high-end bottle trigger sprayers, creating a sophisticated look suitable for cosmetics and high-end cleaning products.

The addition of metal materials makes the moving parts of spray trigger heads and trigger pump sprayers more robust. They are less prone to deformation under high pressure and maintain stable performance even in high-frequency industrial applications. This is a key secret for professional trigger sprayer manufacturers in creating high-end products.





3.Rubber and Elastomers – Key to Sealing, the "Invisible Guardian" Against Leaks The sealing performance of a sprayer directly affects the user experience, and rubber and elastomers are the core guarantee against leaks.
Trigger sprayer manufacturers select appropriate sealing materials based on the characteristics of the spray fluid:

Nitric acid rubber (NBR): Highly resistant to oil and fuels, suitable for gaskets in sprayers containing oily detergents and industrial lubricants.

EPDM (ethylene propylene diene monomer): Excellent resistance to water-based chemicals, acid and alkali solutions, and weather changes, commonly used in seals for household cleaning and agricultural sprayers.

Silicone: Good flexibility and heat resistance, compatible with most substances, commonly used in trigger pump sprayers and cosmetic sprayers to ensure stable dispensing of liquids of varying viscosities without leakage.

High-quality rubber seals ensure a tighter seal in bottle spray triggers and canyon triggers, maintaining consistent spray pressure while preventing liquid leakage and corrosion of components, thus extending product lifespan.

Conclusion: The integration of diverse materials creates sprayer products suitable for all scenarios. A high-quality sprayer is never just a collection of single materials, but rather a result of the manufacturer's precise control and reasonable combination of material properties: using plastic to balance cost and adaptability, creating cost-effective plastic trigger sprayers and trigger sprayers wholesale; using metal to strengthen core performance, ensuring the durability of impact sprayers and trigger pump sprayers; using rubber to protect sealing safety and avoid leakage risks; and using glass and ceramics to meet the needs of high-end and special scenarios.

New Benchmark in Cleaning Product Packaging｜High Chemical Resistance × Crush-Proof × Leak-Proof

Factory-Direct Supply – Trusted Empty Bottle Solutions for Global Brands



As demand surges for household cleaners, industrial degreasers, pet disinfectants, and multi-surface sprays, a reliable plastic bottle that resists corrosion, maintains structural integrity, and ensures leak-proof sealing has become non-negotiable for brand safety and consumer trust.



Low-quality containers often fail due to recycled materials, thin walls, or poor neck tolerances—leading to swelling, cracking, content evaporation, or hazardous leaks during shipping, resulting in customer complaints or even regulatory issues.



Guangdong Hongyuan Dispensing Pump Co., Ltd., a trusted plastic bottle supplier and plastic container manufacturer with 12 years of expertise in liquid packaging, now offers high-performance wholesale empty plastic bottles made from virgin HDPE and PP—engineered specifically for aggressive cleaning formulations.



Available in capacities from 250ml to 2L, our bottles are ideal for:



• Kitchen degreasers



• Bathroom mold removers



• Floor cleaners



• Pet-safe disinfectants



• Glass & surface sprays



Whether you’re a private-label brand sourcing empty bottles wholesale or an OEM seeking dependable plastic bottles supplies, Hongyuan—your certified plastic packaging supplier—delivers end-to-end solutions, from stock items to fully customized packaging.



Product Line: Cleaning-Specific Empty Plastic Bottles (with Closures)

Key Advantages:



✅ Reinforced, Anti-Slip Bottle Design



Extra-thick HDPE/PP walls with ergonomic grip texture—prevents slipping during use and withstands heavy stacking (up to 10 layers).



✅ Triple-Seal Closure System



Integrated inner plug + gasket + precision threads ensure zero leakage—even when inverted or shaken.



✅ Universal Compatibility



Choose the right dispensing method for your formula:



• Foam or lotion pumps – for hand soaps & disinfectants



• Fine mist sprayers – for glass cleaners & antibacterial sprays



• Flip-top or screw caps – for concentrated or industrial-strength liquids



✅ Full Capacity Range



▫️ 250ml / 500ml – travel-friendly, trial-size, or on-the-go use



▫️ 750ml / 1L / 1.5L – standard household refill size



▫️ 2L – value-size for frequent users or commercial settings



⚠️ Risks of Low-Quality Cleaning Bottles:

❌ Recycled resin → Swells or cracks when exposed to bleach, acids, or solvents



❌ Inadequate wall thickness → Cracks on drop, collapses under pallet load



❌ Poor neck tolerance → Loose caps cause evaporation or leakage



❌ No chemical compatibility data → Formula degradation, brand liability



As a certified supplier plastic packaging and packaging plastic supplier, Hongyuan controls every step—from raw material verification to final QA—to ensure every batch of plastic empty bottles wholesale meets global safety and performance standards.



Success Story: Powering “CleanGuard”’s North American Retail Launch

Homecare brand CleanGuard launched its multi-surface disinfectant using our 750ml HDPE bottle + 28mm foam pump:



✅ Passed U.S. EPA documentation review



✅ Listed on Walmart.com and Canadian Tire



✅ Customer feedback: “The bottle is thick and durable—no leaks, smooth pump action, still looks new after 6 months!”



“Hongyuan is our most reliable plastic bottles supplies partner—their chemical resistance outperforms competitors by far.”



— Mr. Li, R&D Director, CleanGuard



OEM/ODM & Wholesale Services

As a capable plastic container manufacturer, we offer:



Capacities: 250ml / 500ml / 750ml / 1L / 1.5L / 2L

Materials: HDPE (standard), PP (for high-acid/alkali formulas)

MOQ: As low as 5,000 sets (bottle + closure included); small trial orders welcome

Customization: Silk screen / heat transfer printing, Pantone color matching, custom shapes, graduated measurement lines

Full Process Support: 3D design → mold development (20–30 days) → sampling → mass production

Compliance Documentation: FDA, RoHS, REACH, and SGS chemical resistance test reports available

✅ Quality Assurance

All products are ISO 9001 certified. Every batch undergoes:



1.2-meter drop test (filled)

Air-tight seal integrity test

Optional: 7-day immersion test in 5% NaOH, 10% citric acid, or ethanol-based solutions

Choose Hongyuan—your trusted plastic bottle supplier and plastic packaging suppliers, delivering safe, compliant, and cost-effective empty bottles wholesale solutions to cleaning brands worldwide.



Contact us today for FREE samples + chemical resistance test report + latest price list!

Shampoo and body wash bottles are not merely "storage carriers" for shampoo and body wash; they are also the core touchpoints for brands to convey their concepts and capture users' minds. From the large-capacity design of household laundry detergent to the portable shape of travel-sized hair conditioner, dedicated hair care bottles can help products quickly stand out on supermarket shelves and e-commerce detail pages. However, issues such as material compatibility and functional design involved in customization often cause headaches for entrepreneurs. Today, drawing on industry experience, we will sort out the core logic of customizing washing and care bottles, and combine it with the selection ideas of reliable pet bottle manufacturers to help you efficiently implement packaging solutions!



Anchor customized demands: First, clearly define "tailor-made for personal care products"

The scenarios of personal care products are diverse. Before customization, it is necessary to clarify three core points:

Product positioning: Affordable daily chemical line can focus on cost control, choose pet plastic bottles wholesale to reduce unit price; High-end salon hair care products require a high-quality feel, and a matte finish can enhance the grade.

Target audience: For baby and maternal care bottles, choose those with no sharp corners and safety locks. For fitness enthusiasts, the wholesale style of small, leak-proof empty plastic (bottles) is preferred.

Functional essentials: Shampoo requires leak-proof pump heads, body wash can be press-type, while essential oil care products need to be light-proof. Customized bottle bodies produced by dark pet jars manufacturers are available. For large barrels of laundry detergent, the bottom of the bottle should be reinforced to prevent it from toppling over and getting damaged.

For example: Hair conditioners that emphasize "natural plant extracts" can collaborate with pet plastic bottle suppliers to create transparent bottle bodies and wooden pump heads to visually display the texture of the products. Outdoor personal care brands are suitable for pet water bottle manufacturers with the same shock-resistant material, which is appropriate for travel scenarios.





2. Design Details: Make the personal care bottle "practical and easy to remember"

The core design of a personal care bottle is "adapting to the usage scenario", and these three points directly determine the user experience:

Shape: Cylindrical is suitable for bathroom placement (less likely to tip over), while flat square saves luggage space (preferred for travel items). When pressing the pump position, it should fit the arc of your palm. For example, a children's personal care bottle can be made in a cartoon shape and decorated with anti-slip patterns.

Capacity: Household shampoo/body wash is commonly 300-1000ml, travel size is controlled at 50-100ml (conforming to aviation standards), and hair care essential oil is suitable for small capacity pet bottles of 10-30ml (supplied by manufacturer of pet bottles).

Process: The label printing must be moisture-proof and scratch-proof (essential for bathroom environments). The silver foil stamping process enhances the high-end feel, and the embossed logo makes the brand identity more prominent. Hint: For complex processes, communication with pet plastic bottle manufacturers can be conducted for batch production to balance cost and texture.





3. Material Selection: The "First Line of Defense for Safety" of Personal Care Products

The material requirements for different hair care ingredients vary greatly. The mainstream options and suitable scenarios are as follows:

PET material The king of cost performance, acid and alkali resistant, light weight, is the first choice for shampoo and laundry liquid. Reliable pet water bottle suppliers can also produce special bottles for personal care. And plastic PET bottle suppliers (plastic pet bottles suppliers) have a stable supply and are suitable for bulk purchase.

PP material: Heat-resistant, suitable for hair care products that require heating filling (such as hair mask), and can be customized with a matching pump head with plastic bottles supplies.

Glass material: Suitable for high-end essential oil care products. Frosted glass can block light, but it needs to be paired with shockproof packaging. It is recommended to customize in small quantities to reduce transportation losses.

4. Full production process: Key nodes from sample to delivery

Professional customization requires controlling five core links, especially efficient cooperation with the manufacturer:

Demand matching: Clearly define the product capacity, material and process, provide design drafts. If special pump heads are required, we can simultaneously connect with the supporting manufacturers.

Sample confirmation: pet plastic bottle manufacturers usually produce samples within 7-10 days, with a focus on checking the sealing performance (no leakage after being inverted for 24 hours) and the clarity of printing (no blurring when exposed to water).

Material testing: PET bottles need to be tested for impact resistance, and glass bottles for compressive strength to ensure compliance with daily chemical packaging standards.

Bulk production: More than 10,000 orders are eligible for PET plastic bottle wholesale (pet plastic bottles wholesale) discount. Quality inspection reports are required during production.

Mass production: Produce according to the order quantity and arrange quality inspection during the process

Transportation and delivery: Large-sized washing and care bottles in cartons + foam protection, empty bottles wholesale (empty bottles wholesale) can be stacked to save logistics costs.



Conclusion

The core of customizing personal care bottles lies in "product compatibility + user experience", and choosing the right partner is of vital importance. In addition to paying attention to the price, it is also necessary to examine the quality control process of pet bottle manufacturers (such as random inspection of the sealing performance of each batch) and after-sales service (such as replacement for damaged items). As long as the requirements are clarified and the details are controlled, it is possible to customize a personal care bottle that not only fits the product features but also conveys the brand value, allowing the product to easily "break through" in the competition!