Unparalleled wiping action — along cartridge interior diameter, exceptional seal, maximizes material extraction

Zero waste — perfectly matched cartridge contours, significant material savings over time, every cartridge

Throughout entire process — prevents pressure fluctuations, reliable performance start to finish

Dimensional accuracy — material consistency, performance reliability, aerospace precision grade

The flagship Semco® LD Wiper Plunger features superior interference properties — providing unparalleled wiping action along the cartridge's interior diameter. This premium design creates an exceptional seal that maximizes material extraction and maintains consistent dispensing pressure throughout the entire application process. The superior interference fit ensures continuous contact with the cartridge wall — delivering complete material evacuation and zero bypass.

Precision-crafted to perfectly match cartridge contours — ensuring 100% material utilization and eliminating costly waste during dispensing operations. The exceptional seal and unparalleled wiping action guarantee complete material extraction from every cartridge — delivering significant material savings over time. In high-volume aerospace and industrial operations, eliminating material waste translates directly to measurable cost savings.

The specialized design prevents common dispensing issues — including material bypass, pressure fluctuations, and incomplete evacuation. The superior interference properties maintain continuous cartridge wall contact — eliminating bypass. The exceptional seal maintains consistent dispensing pressure — eliminating fluctuations. The perfectly matched cartridge contours ensure complete evacuation — eliminating waste. Results in superior dispensing precision.

Each plunger variant undergoes rigorous quality control testing to ensure dimensional accuracy, material consistency, and performance reliability. Available in three distinct styles, each engineered with specific functional characteristics to meet diverse application requirements. For optimal dispensing performance and system longevity, use exclusively with genuine Semco® accessories and dispensing equipment.

Specifically engineered for compatibility with 2.5 oz, 6 oz, 8 oz, and 12 oz Semco® cartridges — integrating seamlessly into existing workflows while enhancing operational efficiency. The precision-crafted design perfectly matches cartridge contours — ensuring consistent performance across all compatible cartridge sizes. Complete your system with Semco® end caps and cap seals for comprehensive dispensing solutions.

For optimal dispensing performance and system longevity — use these precision plungers exclusively with genuine Semco® accessories and dispensing equipment. Complete your system with Semco® cartridges, end caps, and cap seals — enhanced by pneumatic dispensing guns, manual dispensing guns, and pneumatic hoses. All engineered to work seamlessly together for superior dispensing precision and significant material savings.

Insert plunger — 2.5 oz, 6 oz, 8 oz, or 12 oz Semco® cartridge, perfectly matched contours

Superior interference — exceptional seal created, continuous cartridge wall contact, zero bypass

Unparalleled wiping action — consistent pressure throughout, no fluctuations, precise output

100% material utilization — complete evacuation, zero waste, significant material savings

Unparalleled wiping action — exceptional seal, maximizes material extraction, consistent pressure throughout

Zero waste — perfectly matched cartridge contours, eliminates costly waste, significant savings over time

Material bypass · pressure fluctuations · incomplete evacuation — superior dispensing precision every use

Dimensional accuracy · material consistency · performance reliability — aerospace precision grade