What configurations are the price of chemical filters mainly determined by?

For chemical filters with the same dimensions and air volume, the prices quoted by different manufacturers may differ significantly. This difference does not necessarily mean which company quoted the wrong price, but more likely the configuration is different.

The price of chemical filters is mainly affected by the type and quantity of media, structural size, effective area, sealing method, testing requirements and scope of supply. Before comparing prices, align these conditions first, otherwise the numbers will not be comparable. Please refer to the specific inquiry parameters. Discussion of what parameters need to be provided for a chemical filter inquiry .

Clarify the actual processing configuration

The core of a chemical filter is the filter material. Different filter materials have great differences in price and effect.

Media type. Ordinary activated carbon, impregnated activated carbon, and special chemical adsorbents have different costs. For the medium of acidic gas, alkaline gas or organic vapor, the formula and process are different, and the price will be different. For specific differences, please refer to Discussion on whether to choose activated carbon or other adsorption media for chemical filters .

Number of media. Filter sections of the same size may have different filling volumes. The filling volume affects the processing capacity and replacement cycle, and also affects the price. Products with large filling volumes may have a higher unit price, but the replacement cycle may be longer. For specific life assessment, please refer to Discussion of how long chemical filters last .

Target gas and concentration. Different gases have different requirements for media. When multiple gases need to be processed, layered configuration or composite filter materials may be required, and the cost will increase. For specific principles, please refer to Discussion on why chemical filters should be selected according to the target gas .

A high price or heavy filter is not in itself proof of performance. Efficiency and capacity data support corresponding to the target gas are required. For specific report interpretation, please refer to Discussion of why chemical filter performance reports list specific target gases .

Check structure and interface

Structural form affects material usage and processing costs.

Dimensions. The processing costs for standard sizes and special-shaped non-standard sizes are different. Non-standard products may require mold opening, custom frames or special sealing structures. Please refer to the specific structure Discussion of the common product forms of chemical filters .

Effective filter area. Under the same dimensions, the larger the effective area, usually more filter media or a more complex pleated structure is required, and the cost will increase. However, the increase in effective area may reduce resistance, and long-term operation energy consumption may be lower. For specific resistance and energy consumption, please refer to Discussion of how much the added resistance of the chemical filter will increase the fan's electricity consumption .

Sealing method. Gasket seals and liquid tank seals have different structures, materials and processing requirements. Liquid tank seals require higher dimensional accuracy and generally cost more. For specific choices, please refer to Discussion on whether the chemical filter gasket should face the inlet or outlet side .

Frame and replaceable core design. The overall disposable structure and the replaceable filter element structure have different cost structures. The initial investment for a replaceable filter element structure may be higher, but subsequent replacement costs may be lower. For specific maintenance methods, please refer to Discussion on why the chemical filter replacement cycle cannot be calculated as half a year .

Scope of supply and testing data

What is included in the quotation directly affects the price.

product range. Does it only provide the filter element, or does it include the frame, seals, and mounting accessories? Some quotes are based on the bare filter element, with seals and frames separately. Please refer to the specific size matching Discussion of how chemical filter sizes match existing filter frames .

Test report form. Is it one report per unit, or batch summary? If unit-by-unit numbering and testing data are required, the workload and cost will increase. For specific reporting requirements, please refer to Discussion on why the chemical filter quotation should indicate the type of filter material .

Spare parts and subsequent supply. Does the quote include spare filter media? How to calculate the price and cycle of subsequent replenishment? Long-term projects should focus on this one.

Packaging and shipping. Large-sized products, liquid tank sealing products, and products requiring special protection have higher packaging requirements. Whether it is included in the packaging will also affect the total price.

Calculate subsequent usage costs

The purchase price is only a portion of the total cost.

Operating energy consumption. The resistance is related to the fan operating point. For filter materials with high resistance, the electricity bill may be higher for long-term operation. For specific calculations, please refer to Discussion of how much the added resistance of the chemical filter will increase the fan's electricity consumption .

Replacement frequency. The filter media capacity and inlet load determine the replacement cycle. Frequent replacement not only increases the cost of filter media, but also involves downtime losses and labor costs. For specific life assessment, please refer to Discussion of how long chemical filters last .

Maintenance and inspection costs. Outlet concentration detection, seal inspection, and spare parts management are all part of the operating cost. For specific inspection items, please refer to Discussion of what items should be checked during daily inspection of chemical filters .

A low initial purchase price does not necessarily mean a low total cost. If resistance is high and replacement is frequent, the long-term cost may exceed the option with a higher initial purchase price. Please refer to the specific price structure on which configurations determine the price of chemical filters . Discussion

Project judgment example

A certain project received two quotations for chemical filters with the same size and air volume, and the price difference was about 25%.

The first quotation includes the filter element and basic inspection report; the second quotation includes the filter element, frame, seals, unit-by-unit inspection report and spare filter media. The scope of supply of the two quotations is different and the unit price cannot be directly compared.

The project team re-inquired based on the same supply scope and checked the filter material type, target gas and replacement cycle. After unifying the conditions, the price difference was reasonably explained, and the project team selected the configuration based on actual needs.

This case illustrates: When comparing prices of chemical filters, we must first unify the configuration and scope of supply. involving When selecting a chemical filter product series , it is recommended to provide the target gas, system conditions and delivery requirements to the supplier for verification.

Key points for selection and acceptance inspection

About Aili Industrial’s quotation package

Aili Industrial has independent manufacturing capabilities in filters, motors, fans, control systems and sheet metal processing, and can provide chemical filter product series and supporting air supply equipment. When quoting, the filter material type, target gas, specification parameters, testing data and delivery scope can be specified according to project requirements to facilitate comparison by the purchaser.

Related products:Chemical filter product series、MAU box chemical filter、FFU comes with chemical filter . Providing target gases, system conditions and delivery requirements when requesting quotes can help obtain comparable quotes. The specific selection is subject to the technical documents and test results confirmed by the project.