| Product Name | Pump Maintenance Kit (Large) |
| Part Number | 1020449 / PP07 Large Maintenance Set |
| Main Components | Pinch Valves, Filter Elements, O-Rings |
| Core Function | Powder chamber overhaul, vacuum sealing restoration, fluid path repair |
| Matching Device | PP07 Dense-Phase Powder Transfer Pump |
| Application Scene | Powder Pump |
Fixed part No.: 1020444, the exclusive dedicated small-scale maintenance set tailored for PP07 series dense-phase powder transfer pumps.
Original factory structure data and precision mold calibration, ensuring 100% seamless fitting for all internal sealing elements without dynamic leakage.
Contains essential micro-consumables (specialized O-rings, fluidizing gaskets, and seals) required for standard minor interval servicing.
Standard industrial batch identification, highly recommended for industrial powder coating line operators, distributors, and aftermarket service providers.
All O-rings and dynamic seals are molded from high-grade fluoroelastomer (FKM/Viton) and premium PTFE, ensuring high mechanical strength.
Superior wear resistance eliminates early rubber degradation or tearing caused by high-velocity powder stream friction and dynamic pressure shifts.
Excellent chemical inertness resists aggressive organic solvents and industrial cleaning fluids during daily color change purge cycles.
Anti-stick surface treatment significantly reduces fine powder adhesion, build-up, and localized impact fusion within the pump chambers.
Strict dimensional tolerances prevent pressure drop, vacuum degradation, or erratic powder fluidization within the dense-phase chamber.
Secures uniform overpressure and suction performance, ensuring consistent, pulse-free powder output to automatic spray gun clusters.
Eliminated unexpected micro-leakage of powder into ambient workshop environments, keeping the pump exterior clean and safe.
Enhances dense-phase powder transport efficiency, allowing stable conveying even over extended horizontal or vertical piping distances.
Pre-packaged all-in-one small kit replaces the most high-wear seals simultaneously, preventing single-point component failures.
Simplifies scheduled maintenance routines--technicians can rapidly swap seals during a scheduled shift change or color-turnaround.
Eliminates the high cost of ordering single loose seals or replacing expensive complete pump body assemblies prematurely.
User-friendly components require no highly specialized tooling, enabling error-free installation for line maintenance personnel.
An essential stock item for high-volume, continuous industrial powder coating lines with demanding daily output schedules.
Perfectly adaptable to both large automated reciprocating powder coating booths and centralized powder supply management systems.
Rigorous industrial batch testing ensures consistent elasticity and dimensions across every batch ordered.
Highly optimized price-to-performance ratio with deep stock availability, supporting instant worldwide dispatch and bulk wholesale.
Astar Machinery Co., Ltd. specializes in electrostatic spraying equipment including electrostatic dust elimination systems, flocking machines, powder and liquid spray machines, high voltage modules, control cabinets, and complete coating systems.
One-stop Service Provider for Electrostatic Powder Coating with over 20 years of experience, providing full-chain supply chain services including production line design, processing, installation, commissioning, maintenance, and equipment spare parts supply.