Graco 257643 Kit, Seal, 20L, Dual, Poly
The Graco 257643 Kit, Seal, 20L, Dual, Poly is a genuine replacement platen seal kit designed for compatible Graco 20-litre ram supply systems. Its dual polyurethane wiper design helps improve sealing performance and material recovery.
- Genuine Graco part number 257643
- Dual polyurethane (Poly) wiper configuration
- Designed for 20-litre platen assemblies
- Helps reduce material waste and air entrapment
- Compatible with selected Graco S20 and D60 ram systems
- Ideal for adhesives, sealants, mastics, and greases
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The Graco 257643 Kit, Seal, 20L, Dual, Poly is a replacement platen seal kit designed for Graco 20-litre ram supply systems. This kit utilizes a dual polyurethane wiper design to maintain an effective seal against container walls, helping improve material transfer efficiency while reducing waste and air entrapment during pumping operations.
Compatible Machines
- Graco S20 Single Post Supply Systems
- NXT 200
- NXT 400
- NXT 700
- NXT 1200
- NXT 1800
- Graco D60 Dual Post Supply Systems
- NXT 2200
- NXT 3400
- NXT 6500
This seal kit may also be used on other Graco 20-litre ram systems equipped with a compatible dual-wiper platen assembly.
Key Features
| Part Number | 257643 |
|---|---|
| Product Type | 20L Dual Poly Seal Kit |
| Seal Material | Polyurethane (Poly) |
| Seal Configuration | Dual Wiper Design |
| Container Size | 20 Litre |
| Application | Ram Platen Sealing and Material Transfer |
Product Benefits
- Designed for reliable sealing on 20-litre platen systems.
- Dual polyurethane wipers help improve material evacuation.
- Reduces air pockets during pumping operations.
- Helps minimize material waste left on container walls.
- Supports consistent operation in adhesive and sealant applications.
- Genuine Graco replacement component for proper fit and performance.
Typical Applications
The Graco 257643 Kit, Seal, 20L, Dual, Poly is commonly used in fluid handling systems that process:
- Industrial adhesives
- Sealants
- Mastics
- Greases
- Other high-viscosity materials
Why Replace a Platen Seal Kit?
Over time, platen seals can wear due to continuous contact with container walls and pumping materials. Replacing worn seals helps maintain proper sealing performance, improves material recovery, and supports efficient operation of the supply system.
Frequently Asked Questions
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