Author: wendy zhang

PTFE and PTFE-composite pneumatic piston cup seals for Nordson®-type dispensing pumps and jet valves. Stable pressure, consistent shot volume, and long service life for adhesive and coating lines. Custom sizes and materials available from XHH.

Learn what PolyPak seals are, how they work, material options (PU, NBR, FKM), and how to select the right PolyPak seal for hydraulic piston and rod applications.

Learn how surface hardness and coating treatments affect seal wear, leakage prevention, and service life. Includes recommended hardness ranges and coating options.

Compare PolyPak seals vs U-cup seals in structure, performance, and applications. Learn which seal is better for your hydraulic system.

XHH supplies durable hammer union seals from 2”–4”, in NBR, HNBR, and FKM, reinforced with brass or stainless steel for extreme oilfield pressure systems.

Need ERSA® seal replacements? Send a drawing or sample and XHH Seals can manufacture compatible parts for reference numbers like 146054, 259583, 143526 and more. Custom OEM-style sealing solutions.

Explore PTFE spring energized seals designed for 10K psi gate valves. Learn about Elgiloy spring design, H₂S compatibility, and API 6A-compliant sealing technology.

Get replacement seals for JC Carter 50E701. P/N B78705-6 (32.8x40x5 UPE) & P/N 212536 (5x25x2 PCTFE). XHH Seals provides high-performance cryogenic seals.

XHH Seals provides a replacement sealing repair kit for Nordson P/N 7143146, fully compatible with the TrueCoat® Control Module used in Nordson coating and adhesive systems. We provide precisely matched sealing elements utilizing superior materials suitable for high-temperature hot melt adhesive applications. Our objective is to assist customers in achieving high performance, extended service life, and significant cost optimization in equipment maintenance.

High-performance replacement parts for Nordson® Speed-Coat modules. Compatible module body 7162043 and seal kit 7173117. Durable, wear-resistant, customizable sealing solutions.

PTC ASIA 2025.XHH Seals is your trustworthy high-performance sealing supplier.

If you are searching for a reliable and cost-effective alternative to Nordson 1049908 Rebuild Kit, XHH Seals provides a high-quality, compatible replacement kit.