Graco 257641 Kit, Seal, 20L, Single, Ptfe
Genuine Graco 257641 PTFE Seal Kit designed for 20L single-wiper platen assemblies. Helps maintain reliable sealing performance, reduce material leakage, and support efficient operation in adhesive and sealant supply systems.
- OEM Graco replacement seal kit
- Designed for 20L (5-gallon) single-wiper platens
- Durable PTFE (Teflon®) sealing components
- Helps prevent material bypass and leakage
- Supports Graco E-Flo SP and ExactaBlend AGP systems
- Suitable for adhesive and sealant applications
The Graco 257641 Kit, Seal, 20L, Single, PTFE is a genuine replacement seal kit designed for maintaining the performance and sealing integrity of Graco 20-litre single-wiper platen assemblies. Manufactured with durable PTFE (Teflon®) sealing components, this kit helps reduce material leakage, improve platen efficiency, and extend equipment service life in demanding adhesive and sealant applications.
Compatible Machines
- Graco E-Flo SP Supply Systems equipped with 20L single-wiper platen assemblies
- Graco ExactaBlend AGP Advanced Glazing Proportioners using 20L single-wiper platens
- Graco Sealant Supply Systems with 20L single-wiper SST platen configurations
- Graco Adhesive Supply Systems utilizing 20L single-wiper platen assemblies
- Graco 257729 20L Single-Wiper PTFE Platen Assemblies
- Graco Electric Supply Systems designed for sealant and adhesive dispensing applications
- Graco Modular Supply Systems using compatible 20L single-wiper platen assemblies
Key Features
- Genuine Graco OEM replacement seal kit.
- Designed for 20-litre (5-gallon) single-wiper platen systems.
- PTFE sealing components provide excellent chemical resistance.
- Helps maintain proper platen sealing performance.
- Reduces the risk of material bypass and leakage.
- Suitable for adhesive, sealant, and industrial fluid handling applications.
- Supports long-term equipment reliability and efficiency.
Product Components
The kit includes essential service components required to restore platen sealing performance and maintain smooth system operation.
| Included Component | Purpose |
|---|---|
| PTFE Main Wiper | Provides primary sealing against the container wall. |
| Support Wiper | Supports sealing stability and platen movement. |
| PE Support Wiper | Enhances overall sealing performance. |
| O-Ring Packing | Helps prevent leakage between mating components. |
| Bottom Platen Plate Components | Supports proper assembly and sealing operation. |
| Retaining Hardware | Secures the seal assembly during operation. |
| Lubricant | Assists with installation and maintenance procedures. |
Specifications
| Part Number | 257641 |
|---|---|
| Product Type | Seal Kit |
| Material | PTFE (Teflon®) |
| Container Size | 20L (5 Gallon) |
| Wiper Configuration | Single Wiper |
| Application | Adhesive and Sealant Supply Systems |
| Manufacturer | Graco |
Why Replace the Seal Kit?
Over time, platen seals can wear due to continuous contact with container walls and exposure to industrial materials. Replacing worn seals with the Graco 257641 Seal Kit helps maintain consistent material delivery, reduces downtime, and supports efficient operation of your dispensing equipment.
Applications
- Industrial adhesive dispensing systems
- Sealant supply and transfer equipment
- Automotive glazing applications
- Manufacturing and assembly operations
- Material supply systems using 20L containers
Frequently Asked Questions
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