For bulk orders, how do you ensure dimensional and performance consistency of each ball?

We use controlled raw materials and standardized molding processes. Each batch is inspected for diameter, roundness, density, and surface quality. Retained samples and lot traceability records ensure stable, reliable batches for repeated valve assembly.

What valve types is this ball mainly suitable for?

Widely used as sealing balls in ball valves, check valves, diaphragm valves, and sampling valves. Also suitable for sealing and one-way control in chemical pumps, metering equipment, analytical instruments, and corrosive fluid pipelines.

Corrosion Resistant Virgin Solid Fluoroplastic Sealing Sphere PTFE Ball for Valve Part

Name: Corrosion Resistant Virgin Solid Fluoroplastic Sealing Sphere PTFE Ball for Valve Part
Brand: Zhenjiang Chunhuan Sealing Materials Co., Ltd. (Group)
SKU: 2034857135

Jiangsu, ChinaZhenjiang Chunhuan Sealing Materials Co., Ltd. (Group)

US$3.10

100-1,999 Pieces

US$1.90

2,000-4,999 Pieces

US$1.00

5,000+ Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Material

PTFE

Colour

White

Size

Customized

Model NO.

Valve Part PTFE Ball

Shape

Round

Craft

Fine Grinding

Density

2.12-2.23 g/cm³

Water Absorption

<0.01%

Sphericity Tolerance

±0.02-0.15 mm(depending on diameter)

Sample

Sample Available

Certificate

MSDS\RoHS\Reach\FDA

Transport Package

Wooden Box

Specification

as your requirement

Trademark

Chunhuan

Origin

China

HS Code

39209910

Production Capacity

10 Tons /Month

Key features

100% Virgin PTFE Material: Made from pure virgin PTFE with no recycled content or fillers for maximum chemical inertness.

Full Size Customization: Diameter and tolerance can be fully customized based on customer drawings or samples.

FDA & RoHS Compliant: Meets FDA 21 CFR 177.1550 for food contact and holds ISO9001, RoHS, REACH certifications.

Superior Chemical Resistance: Resists almost all strong acids, bases, and organic solvents without swelling or degradation.

Fast Sample Delivery: Free samples available with general sample time arranged within 2-5 days.

Precision Machining Capability: Capable of drilling, slotting, and threading to meet special valve assembly requirements.

Low Friction & Non-Stick: Features a low friction coefficient and non-absorbent surface for easy cleaning and sterile applications.

Flexible Payment Terms: Accepts T/T, L/C, Cash, DP with 30% deposit and 70% balance before shipment.

Company profile

Self-brandedYears of Export ExperienceImporters and ExportersHigh Repeat Buyers Choice

Zhenjiang Chunhuan Sealing Materials Co., Ltd. (Group)

Jiangsu, China

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: ≤3.15h

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:Can it be used long-term in strong acids, bases, and other corrosive media?

Yes. Pure PTFE resists almost all strong acids, bases, salt solutions, and organic solvents. It does not absorb water or swell, maintaining sealing performance without degradation in corrosive fluid control for chemical, pharmaceutical, and other industries.

Q:Will pure PTFE ball cold flow under long-term compression? How can it be reduced?

Pure PTFE tends to cold flow under sustained high pressure. To reduce deformation, optimize seat support, lower continuous differential pressure, or choose a filled reinforced version if food-grade/high purity is not required. If pure material must be maintained, structural design should distribute the pressure.

Q:Is this ball FDA-compliant for food contact?

Pure PTFE grades typically meet FDA 21 CFR 177.1550 for food contact and can be used in food, pharmaceutical, and potable water systems. Batch-specific compliance statements are available; please specify food-grade requirements when ordering.

Q:Is the ball easy to clean? Can it be used in sterile or high-purity applications?

PTFE surfaces are non-stick and non-absorbent, cleanable with water, solvents, or ultrasonic methods. Pure PTFE has no extractables and is suitable for sterile, high-purity fluid control.

Q:Can you machine special features such as holes, slots, or non-standard ball shapes per drawings?

Yes. We accept PDF/CAD 2D drawings and IGES/STEP 3D models, and can perform drilling, slotting, threading, and other secondary machining to meet special valve or custom sealing assembly requirements.