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CNC Precision PTFE Machined Components Drilled PTFE Sieve Plate for Chemical Reactor
US$9.10
10-999 kg
US$8.50
1,000-4,999 kg
US$8.00
5,000+ kg
Sample price:US$1.00/piece.Request sample

Product profile

Color

White

After-sales Service

Free Replacement or Refund

Warranty

24 Months

Model NO.

Drilled PTFE Sieve Plate

Material

PTFE

Kind

White Plastic Sheet

Water Absorption

<0.01%

Contraction Percentage

<0.4%

Tensile Strength

30~40MPa

Density

2.1-2.3 G/M3

Plastic Molding Type

Mould

Customized

Avaliable

Drawing Format

2D/(Pdf/CAD)3D(Iges/Step)

Sample

Sample Available

Certificate

MSDS\RoHS\Reach\FDA

Transport Package

Standard Wooden Boxes

Specification

as your customized

Trademark

CHUNHUAN

Origin

China

HS Code

392099

Production Capacity

25 Tons/Month

Key features

Full Customization: Outer diameter, thickness, hole diameter, and pitch fully customizable per customer drawings.
Superior Corrosion Resistance: Resists strong acids, alkalis, and organic solvents in harsh chemical environments.
FDA Compliant Option: Virgin PTFE version meets FDA 21 CFR 177.1550 for pharmaceutical and food applications.
Fast Sample Delivery: General samples arranged within 2-5 days; bulk orders shipped within 15 days.
Multiple Material Options: Available in virgin PTFE or filled variants (carbon, glass fiber, bronze, etc.).
Comprehensive Certifications: ISO9001, MSDS, RoHS, REACH, FDA, and Certificate of Origin provided.

Company profile

Zhenjiang Chunhuan Sealing Materials Co., Ltd. (Group)
Self-brandedYears of Export ExperienceImporters and ExportersHigh Repeat Buyers Choice
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 20 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤3.32h

AI-Powered supplier vetting

SummaryZhenjiang Chunhuan Sealing Materials Co., Ltd. (Group) is identified as a manufacturer and trading company with its own export license, 186 employees, and more than 30 years of operating history. It produces PTFE sheets, rods, gaskets, and related plastic products, and reports ISO9001, MSDS, RoHS, REACH, and ASTM 3308 credentials. The supplier supports extensive customization and has documented inspection, corrective-action, complaint-handling, and traceability procedures. It reports inventory capability, one-month average lead times in both peak and off-season, and 20 years of export experience. However, it does not provide 3D software design services, has no available SDK, overseas warehouse, overseas showroom, overseas agent or branch, and has not participated in offline trade shows. No valid manufacturing-capacity contract with related subcontractors is reported. Financial information is referenced for 2020–2022, but the provided slices do not disclose sufficient financial results to assess...
Supplier typeThe supplier is explicitly described as both a manufacturer and trading company with its own export license. Its stated activities include manufacturing plastic products and processing machine elements and spare parts, supporting classification as a manufacturing-oriented supplier.
CertificationsThe supplier reports ISO9001, MSDS, RoHS, REACH, and ASTM 3308 credentials, while the sustainability-related certification is specified as ISO9001:2015. These stated certifications provide explicit evidence of certification holdings, although the slices do not verify their scope or current validity dates.
After-Sales capabilityThe supplier has clear procedures and followed records for handling customer complaints, as well as corrective and preventive actions. This directly supports an established after-sales issue-management process.
Production capacityThe supplier identifies itself as a manufacturer with 186 employees and established plastic-product production, reports in-stock capability, and states one-month average lead times in both peak and off-season. However, it also reports no valid manufacturing-capacity contract with related subcontractors, so the evidence demonstrates internal production capability but leaves outsourced-capacity controls as a limitation.
Customization capabilityThe supplier explicitly offers customization from samples, full customization, customization from designs, minor customization, and flexible customization. This is direct evidence of a broad customization service range.

Product Q&A

Q:Is this drilled PTFE sieve plate made from virgin or filled PTFE? Does it affect chemical resistance?
A:
We offer both virgin and filled PTFE. Virgin PTFE resists almost all strong acids, bases, and organic solvents, ideal for highly corrosive service. Filled versions (e.g., glass fiber, carbon fiber) improve rigidity and creep resistance, but chemical resistance depends on the filler; strong oxidizing acids require caution. Provide your media and we will recommend the right grade.
Q:Is this sieve plate FDA-compliant or food-grade? Can it be used in pharmaceutical reactors?
A:
The virgin PTFE version complies with FDA 21 CFR 177.1550 and can be supplied with MSDS, ROHS, and REACH documents, suitable for pharmaceutical and food-contact reactors. Filled versions are not FDA-compliant and are for industrial use only. Please specify your application when ordering.
Q:How precise is the CNC machining? Can you guarantee flatness and smooth hole walls?
A:
We use CNC machining centers. Flatness can be controlled within 0.1 mm, and hole walls are smooth and burr-free. After machining, parts are deburred and cleaned to minimize particle residue, suitable for reactor internals with cleanliness requirements.
Q:Can you machine according to my 2D/3D drawings? Do you support complex contours and mounting holes?
A:
Yes. We accept PDF/CAD 2D drawings and IGES/STEP 3D models. We can machine circular, square, and irregular contours, as well as bolt holes, sealing grooves, and steps, delivering finished parts directly.
Q:Will the PTFE sieve plate deform or cold flow during long-term use in a reactor? How to avoid it?
A:
Virgin PTFE may cold flow under sustained pressure and high temperature. Increasing thickness, providing uniform support, reducing differential pressure, or using filled PTFE (e.g., glass fiber, carbon fiber) improves creep resistance. If FDA compliance is mandatory, optimize the support structure first.

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