Back Liner SP4041 -A05 for 40PV-SP Vertical Slurry Pump

A49 高铬合金、R55 橡胶、U01 聚氨酯。

SP4041-A05 Back Liner for 40PV-SP Vertical Sump Slurry Pump, A05 High Chrome Alloy

SP4041-A05 back liner is key wet end wear part for 40PV-SP vertical slurry pump. Made of A05 high chromium white iron. Installed behind impeller to protect pump frame plate, reduce backflow abrasion. Perfect match with SP4206-A05 impeller and SP4092-A05 casing.

1. Model Code Explanation

SP4041: Standard part number of back liner for SP series vertical sump slurry pump.A05: 27% high chromium alloy material, featuring superior wear resistance for abrasive slurry media.40PV-SP: Matching pump model, 40PV-SP vertical cantilever sump slurry pump.

2. Structural & Manufacturing Features

SP4041 back liner is precision cast with optimized hydraulic surface. Thickened wearing surface effectively withstands continuous impact and erosion from solid particles. Made of A05 high chrome alloy, it delivers excellent anti-abrasion performance. Strict machining tolerance ensures seamless assembly and full interchangeability with OEM spare parts. Matches perfectly with impeller to maintain ideal clearance and pump hydraulic efficiency.

3. Pump Matching Parameters

Customized for the 40PV-SP vertical sump slurry pump.Compatible with SP4206 impeller and SP4092 casing of 40PV-SP pump set. Suits vertical cantilever installation structure without submerged bearings. After replacement, the pump can keep original flow rate, head and operating efficiency.

4. Application Scenarios

Applicable for delivery of abrasive slurries containing mineral particles, sand and slag. Commonly used in mineral processing, coal washing, sand mining, tailings transportation, metallurgical slag conveying and industrial wastewater treatment. Suitable for medium-to-high abrasion and mild corrosive working conditions.

5.40PV-SP Vertical Slurry Pump Complete Parts