Mixed Bed Resin
- Standard delivery time: 2-4 business days
- Receive free shipping on orders above $150
Shipping & Delivery
Shipping & Delivery
Shipping Rates
- Free delivery on all orders over $150.
- Flat fee of $10 for North Island orders under $150.
- Flat fee of $15 for South Island orders under $150.
- We can only deliver to physical addresses — unfortunately, P.O. Boxes are excluded.
Exclusions
- Free shipping does not apply to pre-order items.
- Shipping costs for pre-orders will be calculated at the time of your inquiry, based on your location within New Zealand.
- If you require urgent delivery, we may be able to arrange airfreight. Additional charges will apply. Please contact us for details.
Delivery Timeframes
- Standard delivery is usually 2–4 business days (Mon–Fri) from the date of dispatch, excluding public holidays.
- Delivery times may vary depending on the size of the item and your location.
Returns & Refunds
Returns & Refunds
If we send the wrong item, we cover return costs. If you ordered incorrectly, you’ll need to return at your cost.
If you wish to return or exchange an item, please email us at info@waterfilters.co.nz within 7 days of receiving your order to obtain a Return Authorisation Number (RNA). Please do not return your product until you have received this number.
Returns & Exchanges
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If we send the wrong item (and your order was placed correctly):
We will cover the cost of return shipping. A pre-paid return label will be issued, and the correct item will be dispatched. -
If you ordered the wrong item (and we supplied what was ordered):
You will be responsible for the cost of return shipping. If you would like us to provide a return label, we can do so, but the cost will be deducted from your refund or charged separately. -
All returns (whether for exchange, credit, or refund) must be unused, undamaged, and in saleable condition. Items with signs of use or damage will not be accepted and will be returned to you.
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We strongly recommend using a tracked courier service for all returns, as we cannot be held liable for parcels lost or damaged in transit.
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Refunds will be processed via the original form of payment and will cover the cost of the returned item(s) only. Please allow up to 14 business days from receipt of your return for processing.
Cancellations
If you wish to cancel an order, please contact us within 24 hours of placing it. Orders are processed quickly and in some cases may not be able to be cancelled once dispatched. If cancellation is no longer possible, please follow the returns process above once your order arrives.
Faulty Products
If you have received a faulty product, please contact us to arrange a return service.
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Faulty items (caused by a manufacturing defect, not wear and tear or misuse) will be replaced or refunded at no cost to you, following our assessment.
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Consumables (e.g. cartridges, lamps, media) are covered for manufacturing defects but not for lifespan variation, as water quality and usage conditions differ.
Warranty
We stand behind the quality of our products and offer the following warranty:
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Systems and parts (excluding consumables): 2 years from purchase, subject to correct installation and conditions of use.
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Consumables: Covered only for manufacturing defects (must be reported within 7 days of receipt).
During the warranty period, any approved faulty component (excluding consumables) will be replaced free of charge, subject to stock availability.
To make a warranty claim:
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Contact us via email or phone.
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Provide proof of purchase.
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Obtain a Return Authorisation Number before sending any items back.
All warranty work or returns must be approved before costs are incurred.
Your Consumer Rights
Our goods come with guarantees that cannot be excluded under the Consumer Guarantees Act 1993 (NZ). You are entitled to a replacement or refund for a major failure, and compensation for other reasonably foreseeable loss or damage. You are also entitled to have goods repaired or replaced if they fail to be of acceptable quality and the issue is not a major failure.
Waterfilters.co.nz Guarantee
We are committed to providing quality products, clear after-sales support, and excellent customer service. If something isn’t right, let us know and we’ll work to resolve it promptly.
Mixed Bed Resin
Description
Description
Mixed Bed Resin
PLEASE NOTE: Item shipped as bag quantity
How Mixed Bed Resin Works in Ion Exchange Systems?
In water treatment and purification, ion exchange is one of the most efficient methods for removing ions, impurities, and dissolved solids from water. This process is essential in industries that require ultra-pure water, such as power generation, pharmaceuticals, and electronics manufacturing. A crucial component of this process is mixed bed resin, a specialized resin that enhances ion exchange performance and helps achieve high-purity water. But what is mixed bed resin, and how does it work in an ion exchange system?
This blog will explore the role and function of mixed bed resin, its benefits, and applications in ion exchange systems for water treatment.
What is a Mixed Bed Resin?
What is mixed bed resin? Mixed bed resin is a combination of two types of ion exchange resins—cation and anion resins—mixed together in a single vessel. Cation resins are positively charged and attract cations (positively charged ions), such as calcium and magnesium, while anion resins are negatively charged and attract anions (negatively charged ions), like sulfate and chloride. By combining both resin types, a mixed bed resin system can simultaneously remove both cations and anions, resulting in highly effective purification.
In water treatment systems, mixed bed resin is often used as a polishing step after initial treatment methods like reverse osmosis or deionization. This final step ensures the removal of remaining ions, producing ultra-pure water suitable for sensitive industrial applications.
How Does Mixed Bed Resin Work?
The function of mixed bed resin lies in its dual-resin composition, which allows it to perform thorough ion exchange in a single pass. Here’s how the process works:
1. Ion Attraction: As water passes through the mixed bed resin, the positively charged ions are attracted to the cation resin beads, while negatively charged ions are attracted to the anion resin beads.
2. Ion Exchange Reaction: The resins exchange these ions for hydrogen (H⁺) and hydroxide (OH⁻) ions, effectively removing the unwanted ions from the water. The H⁺ and OH⁻ ions then combine to form pure water molecules (H₂O).
3. Continuous Purification: This simultaneous ion exchange results in high purity, as the resins continuously remove both cations and anions in one unified process. The dual-resin nature of mixed bed resin allows it to reach ion removal levels far beyond what separate cation and anion beds can achieve alone.
Benefits of Using Mixed Bed Resin in Ion Exchange Systems
Using mixed bed resin in ion exchange systems offers several benefits, particularly for industries that require ultra-pure water:
- Enhanced Purity: Mixed bed resin provides exceptional deionization and is effective at removing nearly all dissolved ions, resulting in ultra-pure water suitable for critical applications.
- Efficient Ion Removal: Unlike separate ion exchange beds, mixed bed resin removes both cations and anions in one step, making it a compact and efficient solution for high-purity water production.
- Polishing Power: As a final polishing step, mixed bed resin refines water that has already been treated by other methods, ensuring any remaining ions are removed to achieve ultimate purity.
- Consistent Water Quality: The unified action of mixed bed resin results in a stable output of high-purity water, which is essential for sensitive processes that cannot tolerate variations in water quality.
Applications of Mixed Bed Resin
Mixed bed resin is widely used in applications where ultra-pure water is essential. Some of its common applications include:
- Power Generation: In power plants, ultra-pure water is used in boilers and cooling systems. Mixed bed resin helps prevent scale and corrosion by removing all ionic impurities, protecting equipment, and extending its lifespan.
- Semiconductor and Electronics Manufacturing: The production of electronic components requires high-purity water to avoid contamination and ensure product quality. Mixed bed resin enables consistent, reliable water purity, essential for these sensitive manufacturing processes.
- Pharmaceuticals and Medical Laboratories: In the pharmaceutical industry, purified water is a critical component in drug formulation and medical procedures. Mixed bed resin ensures water meets the stringent standards for purity required in medical applications.
- Food and Beverage Production: Ultra-pure water is also used in food processing and beverage production. Mixed bed resin helps maintain quality and consistency by removing impurities that could affect taste and shelf life.
Ion Exchange’s Expertise in Mixed Bed Resin Solutions
As a leader in water treatment technology, Ion Exchange provides high-quality mixed bed resin solutions tailored to meet the specific needs of various industries. Their expertise in ion exchange systems and innovative resin products enables them to deliver reliable, high-performance water treatment solutions.
Ion Exchange has been a pioneer in ion exchange resin production, holding the distinction of being the first to receive ISO 9001 and 14001 certifications, reflecting its commitment to quality and environmental standards. Additionally, its pharmaceutical-grade resins facility is both USFDA compliant and WHO-GMP certified, ensuring superior reliability for critical applications. The INDION range of ion exchange resins, available in Gaussian and Uniform Particle Size beads, is designed for diverse applications across industries like pharmaceuticals, food and beverage, nuclear, chemicals, bio-diesel, hydrometallurgy, and sugar. With variations in surface area, porosity, and matrix, these resins cater to both water and non-water treatment needs, providing world-class performance for specialized industrial requirements.
Conclusion
What is mixed bed resin, and why is it so essential? Mixed bed resin is a highly effective ion exchange solution that provides unmatched water purity by removing both cations and anions in a single step. Its compact, efficient design makes it an ideal choice for final polishing in ion exchange systems, offering benefits such as enhanced purity, consistent water quality, and reliable performance. For industries where water purity is critical, mixed bed resin is invaluable. By understanding its role and maintenance requirements, businesses can maximize their water treatment systems’ efficiency and longevity.
Source: IonEchange.com
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