Block Activated Carbon for Water Treatment
Block Activated Carbon for Water Treatment | Bulk Supply for Japan
This page presents extruded block activated carbon for water treatment, supplied in bulk for the Japanese market. It explains the block form, typical water treatment uses, how to compare the series specification—bulk density, hardness, iodine number, moisture, ash, pH and particle-size range—and how batch values are confirmed before quotation. Purchasing notes cover bulk packaging, sample requests, documentation, and the details to include in an inquiry.
Bulk supply for the Japanese market. Series reference values are shown below; batch values are confirmed before quotation.
- Iodine value
- 500 – 1100 mg/g
- Methylene blue adsorption
- ≥ 90 mg/g
DESCRIPTION
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Block Activated Carbon for Water Treatment
This product is an extruded block activated carbon intended for water treatment duties where a compact, durable carbon form is preferred. It is supplied in block form for bulk purchasing programs serving the Japanese market, and it is suited to buyers who need a defined specification window before confirming an order.
Block carbon is commonly considered for water treatment applications such as process water polishing, municipal or industrial water treatment, and filtration stages where the carbon bed should hold its shape and limit fines migration. Because the material is formed into blocks rather than loose granules, it can support stable handling, straightforward loading, and predictable bed behavior in appropriately designed contactors.
The specification shown on this page should be treated as a series range. Values such as bulk density, hardness, iodine number, moisture, ash, pH and particle-size distribution provide a practical starting point for comparing this material against a treatment target. Final batch values are confirmed before quotation so that the buyer can verify the exact lot against the intended use.
How to Evaluate This Block Carbon
Begin with the water treatment objective: the contaminants to be reduced, the expected contact time, the target effluent quality, and the type of vessel or filter in which the carbon will be used. Then compare these conditions with the properties listed in the specification table. For example, the hardness and bulk density ranges help indicate how the block may behave during handling and backwashing, while adsorption-related indicators are useful for preliminary screening.
Because water chemistry and operating conditions vary between sites, a specification range alone does not guarantee performance in every system. Purchasers should request a representative sample where possible and confirm the batch certificate before commercial approval. If the application involves regulated drinking water or a sensitive discharge limit, the buyer should also confirm the required documentation and local compliance conditions with the supplier before ordering.
Supply and Ordering
This block activated carbon is offered for bulk supply to the Japanese market. Packaging, quantity and shipment arrangements can be discussed according to the receiving site, the handling method and the required delivery schedule. Please share your intended water treatment application, target specification and required volume so that we can confirm the suitable batch and provide a quotation.
For a prompt response, include the following in your inquiry: the treatment purpose, the expected flow rate or bed volume, the preferred block size, the required quantity, the delivery port or site in Japan, and any documentation requirements. We will then confirm the series specification, batch values and commercial terms before shipment.
SPECIFICATIONS
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Series reference ranges for this block activated carbon. Batch values are confirmed before quotation.
| Iodine value | 500 – 1100 mg/g |
|---|---|
| Methylene blue adsorption | ≥ 90 mg/g |
| BET surface area | 650 – 1000 m²/g |
| CTC adsorption | ≥ 35 % |
| Ash content | ≤ 20 % |
| Moisture | ≤ 8 % |
| Hardness | ≥ 90 % |
| Bulk density | 0.5 – 0.65 g/cm³ |
| pH value | 7 – 11 |
| Particle size | 4 – 12 目 |
ADVANTAGES
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Key points for water treatment buyers comparing block activated carbon before quotation.
Purpose-Built Block Form
The extruded block shape is designed for water treatment systems where a stable carbon bed and controlled handling are preferred over loose granular media.
Form and flow
CREDENTIALS
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ISO 9001:2015 quality management
Certified to ISO 9001:2015 with a scope covering activated carbon sales.
RoHS sample testing, third party
Activated carbon samples tested by a third-party laboratory and reported as compliant with RoHS 2011/65/EU including (EU) 2015/863.
Second RoHS sample report
A further batch sampled and reported by an accredited testing laboratory.
SDS and sample test reports
An SDS is available for the product, and sample test reports state the sample tested and the method used.
PACKAGING
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Standard bulk packing options for block activated carbon supplied to the Japanese market. Final packaging is confirmed with the order.
PROCESS
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A general outline of how extruded block activated carbon is produced for water treatment supply.
Raw Material Selection
Carbon-rich precursor material is selected and prepared according to the intended water treatment grade, with incoming material checked against the series specification before processing.
Grinding and Blending
The precursor is ground and blended with a binder to create a consistent mixture suitable for extrusion. Blending is controlled so that the forming behavior and the resulting block structure remain uniform.
Extrusion into Block Form
The mixture is extruded through a die to form the block shape. The extruded blocks are cut or sized as required, giving the compact form that distinguishes this product from loose granular carbon.
Carbonization
The formed blocks are carbonized under controlled temperature and atmosphere to convert the precursor into a carbon structure while retaining the block geometry.
Activation
The carbonized blocks are activated to develop the internal pore structure. This step is managed to reach the adsorption-related properties in the published series range.
Screening, Testing and Packing
Finished blocks are screened and sampled for the relevant specification values, then packed for bulk shipment. Batch values are confirmed before quotation so the buyer can verify the lot against the intended water treatment duty.
DIMENSIONS
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Product classification references for this block activated carbon, covering its material form and water treatment use.
Product form
Block and pelletised activated carbon
Extruded or crushed block carbon with low pressure drop for deep beds, gas-phase service and installations where dust must be kept low.
Application
Water treatment
Activated carbon selection for water polishing, colour and odour control. Share the water analysis and treatment targets.
FAQ
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Common purchasing questions about block activated carbon for water treatment.
What information should I provide to receive a quotation?
Please share the water treatment purpose, the contaminants or target effluent quality, the expected flow rate or bed volume, the preferred block size, the required quantity, and the delivery port or site in Japan. Any documentation requirements should also be stated so that the series specification, batch values and commercial terms can be confirmed.
Can I request a sample before placing an order?
Yes. A representative sample can be requested during evaluation so that handling, block form and specification can be checked before commercial approval. Batch documentation is confirmed alongside the sample and quotation.
Are the values in the specification table the final batch values?
The values shown are series reference ranges. The actual batch values are confirmed before quotation, so the exact lot can be verified against the intended water treatment duty before the order is approved.
How are minimum order quantity and lead time handled?
Minimum order quantity and lead time depend on the required volume, packaging and shipment arrangement. These are confirmed together with the batch specification once the inquiry details are reviewed.