PFA Union Reducer Tee (Space Saver) is a compact three-way reducer made of PFA material. It is mainly used in corrosive or ultra-pure fluid transportation piping systems. Its core feature is to reduce space occupancy through optimized structural design while maintaining the high corrosion resistance, high purity and high temperature resistance of PFA material.
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| PartNo. | X | Y | Z | Orifice (mm) | A (mm) | B1 (mm) | B2 (mm) | C (mm) | D (mm) |
|---|---|---|---|---|---|---|---|---|---|
| D-G1-UT165-4S-16S-FA | 1″ | 1/4″ | 1″ | 3.8 | 139 | 23.2 | 23.2 | 26.4 | 54 |
| D-G1-UT165-6S-16S-FA | 1″ | 3/8″ | 1″ | 6.3 | 139 | 23.2 | 23.2 | 28.1 | 54 |
| D-G1-UT165-8S-16S-FA | 1″ | 1/2″ | 1″ | 9.6 | 139 | 33.2 | 33.2 | 29.1 | 57.5 |
| D-G1-UT165-12S-16S-FA | 1″ | 3/4″ | 1″ | 16 | 139 | 33.2 | 33.2 | 35.9 | 60 |
● Wetted parts: Ultrapure PFA. ● Nut: Ultrapure PFA. ● Maximum working pressure: 125 PSIG (8.6 bar), see pressure/temperature table. ● Operating temperature range: -18℃~200℃, 1½ and above specifications are recommended to be used at a temperature below 150°C. | |||||||||
The PFA Union Reducer Tee (Space Saver) is a three-way reducing fitting among pipe connectors. Its design features include:
● Tee Structure: Enables the intersection and connection of three pipes, supporting fluid diversion or merging.
● Reducing Function: Through the design of ports with different diameters, it allows for transitions in pipe diameter (for example, from a large-diameter pipe to a small-diameter pipe).
● Space Saver: Its compact design reduces the space occupied by the fitting in the piping system, making it particularly suitable for installations in space-constrained environments (such as laboratories, semiconductor manufacturing equipment, and chemical production lines).
PFA (perfluoroalkoxy resin) is a high-performance fluoroplastic whose properties directly determine the application advantages of this fitting:
● Corrosion Resistance: Resistant to most chemical solvents, strong acids, strong bases, and organic solvents, it is suitable for conveying corrosive fluids.
● High Purity: The material exhibits low precipitation and adsorption properties, preventing fluid contamination and meeting the ultrapure fluid delivery requirements of the semiconductor, pharmaceutical, and food industries.
● High Temperature Resistance: Long-term operating temperatures reach 260°C, and can withstand higher temperatures for short periods, making it suitable for high-temperature fluid or steam environments.
● Mechanical Properties: Excellent creep and fatigue resistance, withstanding repeated assembly and disassembly and pressure fluctuations.
● Semiconductor Manufacturing: Used for transporting ultrapure water and chemical solutions (such as etching solutions and cleaning solutions) to prevent metal ion contamination of wafers.
● Chemical Industry: Connects corrosive media pipelines (such as sulfuric acid and hydrochloric acid delivery systems), replacing traditional metal fittings to extend service life.
● Laboratory Equipment: Serves as a fluid distribution node in small experimental setups, saving bench space and simplifying piping layout.
● Pharmaceutical and Food: Transports high-purity liquids or gases in clean production environments, complying with GMP standards.
● Space Efficiency: The compact design reduces piping system footprint and eases installation complexity.
● Reliability: PFA material and perfluorinated construction ensure long-term corrosion resistance and sealing, reducing the risk of leaks.
● Maintenance Ease: Compression or threaded connections facilitate quick assembly and disassembly, as well as cleaning.
● Customization: Customizable diameters, lengths, and connection methods (such as NPT threads and clamps) can be customized to meet customer needs.
Take CYLEX’s product as an example:
Product Name: Union Reducer Tee (Space Saver)
● Material: PFA
● Applications: Semiconductor, Chemical, Laboratory Equipment
● Product Features:
Compact design saves space;
Made of high-purity PFA, meeting ultrapure fluid requirements;
Customized services available to meet diverse needs.
● Confirm the fluid properties: Select PFA based on the corrosiveness, temperature, and pressure of the conveying medium.
● Calculate space requirements: Measure the dimensions of the installation location and select a Space Saver model with the appropriate length.
● Match pipe specifications: Select the appropriate interface based on the existing pipe diameter and connection method (e.g., threads, clamps).
● Certification requirements: In industries like pharmaceuticals and food, confirm that the product complies with relevant standards (e.g., FDA, USP Class VI).
| Surface roughness specification | ||
|---|---|---|
| Component Description | SEMI F57 0622 Recommended value Ra (µm) | Typical test results Ra (µm) |
| Injection molded valve body | ≤0.35 | ≤0.30 |
| Machine-machined PTFE diaphragm | ≤0.35 | ≤0.20 |
| Injection molded fitting flow path | ≤0.35 | ≤0.25 |
| Machine-machined PFA valve body | ≤0.60 | ≤0.30 |
| Machine-machined PTFE valve body | ≤0.60 | ≤0.40 |
The test liquid used was ultrapure water and the test was carried out at 85°C. The parts were leached after the prescribed rinsing pretreatment. The immersion time was 7 days.
| Ion types | SEMI F57 0622 Recommended value (µg/m³) | Typical product measurement values (ultrapure water 85°C+5°C, 7-day leaching value) (µg/m³) |
|---|---|---|
| Ammonium ions NH4+ | ≤100 | <0.1 |
| Bromide ions Br− | ≤100 | <0.1 |
| Chloride ions Cl− | ≤100 | <3 |
| Fluoride ions F− | ≤20000 | <133 |
| Nitrate ions NO3 | ≤100 | <0.1 |
| Nitrite ions NO2 | ≤100 | <0.1 |
| Phosphate ions PO42− | ≤100 | <0.1 |
| Sulfate ions SO42− | ≤100 | <0.1 |
| Surface extractable metal contaminants | ||
|---|---|---|
| Test items (tcp-ms) | SEMI F57 0622 Recommended value (μg/m²) | Typical product measurement values (ultrapure water 85°C + 5°C, 7-day leaching value) (μg/m²) |
| Aluminum AI | ≤5 | <0.2 |
| Arsenic AS | ≤2 | <0.1 |
| Antimony Sb | ≤2 | <0.1 |
| Barium Ba | ≤15 | <0.2 |
| Boron B3 | ≤30 | <0.5 |
| Cadmium Cd | ≤2 | <0.01 |
| Calcium Ca | ≤10 | <0.21 |
| Chromium Cr | ≤1 | <0.2 |
| Copper Cu | ≤10 | <0.2 |
| Iron Fe | ≤5 | <0.2 |
| Lead Pb | ≤1 | <0.05 |
| Lithium Li | ≤2 | <0.2 |
| Magnesium Mg | ≤2 | <0.2 |
| Manganese Mn | ≤5 | <0.2 |
| Nickel Ni | ≤1 | <0.2 |
| Potassium K | ≤10 | <0.5 |
| Sodium Na | ≤10 | <0.5 |
| Strontium Sr | ≤0.5 | <0.05 |
| Titanium Ti | ≤2 | <0.1 |
| Tin Sn | ≤2 | <0.1 |
| Vanadium V | ≤2 | <0.01 |
| Zinc Zn | ≤5 | <0.2 |
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