When a Urethane screen panel needs replacement, the first question is often not the price.

It is:

Which screen model do we actually need?

For maintenance teams and purchasing departments, identifying the correct SCREEN PANEL can be more difficult than expected. Two panels may look similar in a photo, but differences in overall dimensions, aperture size, tensioning direction, hook design, and machine configuration can make them completely incompatible.

Ordering the wrong panel may result in installation delays, production downtime, additional freight costs, or poor screening performance.

This guide explains how to identify the screen panel used on your Huatao High Frenquencyr or machine before requesting a quotation.

Why Screen Identification Matters

Huatao offers different wet fine-screening machines for different capacities and process requirements.

The High Frenquencyr can be configured with up to five screen decks operating in parallel. It uses Urethane urethane SCREEN PANELS and a drawbolt tensioning system. Huatao states that all panels on a five-deck machine can be changed in approximately 30 to 40 minutes when the correct panels and installation conditions are available.

The is a different screening platform. Although it also uses fine urethane screening surfaces, the machine structure, deck dimensions, tensioning arrangement, and panel configuration may differ from those of a conventional High Frenquencyr.

For this reason, identifying a screen only by the words "Huatao Urethane" is not enough.

Step 1: Check the Machine Nameplate

Start with the equipment nameplate.

Look for information such as:

• Machine model

• Serial number

• Number of decks

• Screen width

• Screen deck length

• Manufacturing date

• Motor specification

The machine model is usually the fastest way to narrow down the correct screen family.

Take a clear photo of the entire nameplate. Make sure all letters and numbers are readable. Do not rely on handwritten maintenance records unless the information can be verified against the machine itself.

A supplier may be able to recognize the equipment series from the model number, but the SCREEN PANEL still needs to be confirmed through dimensions and installation details.

Step 2: Count the Number of Decks

A standard High Frenquencyr may contain up to five decks arranged vertically, with each deck operating in parallel.

However, the number of decks does not automatically tell you the total number of screen panels.

For example, a five-deck machine does not always use the same panel quantity in every configuration. The number of panels per deck may depend on:

• Deck length

• Panel length

• Machine generation

• Retrofit history

• Tensioning arrangement

• Special process configuration

Therefore, do not place an order based only on a formula such as:

Five decks × three panels = fifteen panels

That may be correct for a particular installation, but it should not be treated as a universal rule.

Count the actual panels installed on one deck and multiply this number by the number of operating decks.

Also check whether the plant keeps partial-deck spare panels or uses different apertures on different decks.

Step 3: Measure the Existing Panel

Remove one used panel and measure it carefully.

Record the following dimensions:

• Overall length

• Overall width

• Total thickness

• Screening area length

• Screening area width

• Hook width

• Hook thickness

• Reinforced edge dimensions

• Distance between fixing features

Use millimetres and measure more than once.

A worn SCREEN PANEL may become stretched or distorted after long service. If possible, compare several panels or measure an unused spare.

Do not identify a screen solely from a nominal code such as "48-30" or "56-42" unless the meaning of the code has been verified. Commercial replacement suppliers may use internal naming systems that do not exactly match the original manufacturer's part-number system.

The physical dimensions are more reliable than an assumed model name.

Step 4: Confirm the Tensioning Direction

This is one of the most important checks.

Determine whether the panel is tensioned:

• Side to side

• Front to back

• By drawbolts

• By metal hooks

• By moulded polyurethane hooks

• By another clamping or locking arrangement

The conventional High Frenquencyr uses a drawbolt tensioning system.

A panel designed for one tensioning direction cannot normally be turned 90 degrees and installed in another system. The reinforcement layout, hook orientation, aperture direction, and tension distribution are designed for a specific installation method.

Take photos from:

• The feed end

• The discharge end

• Both sides of the deck

• The underside of the panel

• The hook or fixing edge

These photos often reveal more than a general picture of the complete machine.

Step 5: Measure the Aperture Correctly

Fine-screen apertures are difficult to measure with a normal ruler.

Depending on the application, the opening may be expressed in:

• Microns

• Millimetres

• Mesh

• Slot width

• Nominal cut size

Huatao states that Urethane screens are available with openings down to 325 mesh, or approximately 45 microns. The company also states that Urethane panels may provide up to 45 percent open area, depending on the screen design.

The aperture should ideally be confirmed using:

• The original purchase record

• The panel label

• The spare-parts list

• A microscope or optical measuring device

• A calibrated aperture gauge

• Laboratory analysis of the opening

Do not assume that the product separation size is the same as the physical aperture.

The actual cut point is influenced by many operating conditions, including slurry density, particle shape, feed rate, vibration, spray water, and the percentage of near-size particles.

Step 6: Photograph the Product Markings

Inspect the panel frame, reinforced edges, underside, and hook area for:

• Part numbers

• Aperture markings

• Manufacturing dates

• Batch numbers

• Logos

• Direction arrows

• Material codes

• Colour markings

Clean the panel before taking photos.

Even a partial part number can help a supplier narrow down the correct design.

When possible, place a ruler next to the marking so that the scale and location are clear.

Step 7: Confirm the Process Conditions

A dimensionally compatible screen is not necessarily the correct screen for the process.

Before requesting an offer, provide:

• Material being screened

• Feed particle-size distribution

• Required separation size

• Solids concentration

• Slurry temperature

• Feed capacity per machine

• Current screen service life

• Failure position

• Oversize and undersize requirements

• Existing aperture

• Problems such as blinding or premature wear

Huatao describes Urethane screens as non-blinding urethane screening surfaces developed for fine-particle separation. It also notes that service lives of six to twelve months are common, although actual life depends heavily on the application and operating conditions.

A replacement supplier should therefore evaluate more than panel dimensions.

Information Checklist for a Correct Quotation

Send the following information to the supplier:

1. Machine nameplate photo

2. Complete machine photo

3. Number of decks

4. Number of panels per deck

5. Existing panel length and width

6. Aperture size

7. Tensioning direction

8. Hook or fixing-detail photos

9. Material and feed conditions

10. Required quantity

11. Existing service life

12. Original part number, when available

পাব সময় : 2026-07-18 10:19:30 >> খবর তালিকা