Kester 24-6337-8800 0.031-in Rosin-Core Solder Roll, No-Clean Flux, 63/37

Overview

Kester 24-6337-8800 offers a ready to use 50 activated rosin core solder with a 245 No Clean flux. This combination aims to simplify assembly while delivering reliable wetting and aesthetically acceptable joints. Residues left on the board are non-corrosive and non-conductive in most applications, which can reduce the need for cleaning in routine work.

The solder uses a 63/37 alloy that balances smooth melting with strong mechanical strength, making it well suited for general electronics tasks. The 0.031 inch diameter fits into tight spaces on compact boards and is compatible with fine pitch components. Manufactured in the United States, this roll is designed for consistent performance across typical workshop conditions.

Key advantages

• Activated rosin core flux aids wetting and reliable fillets without aggressive cleaning requirements
• 245 No Clean flux leaves residues that are non-corrosive and non-conductive
• 63/37 alloy provides predictable melting behavior for smooth transitions
• 0.031 inch diameter is suitable for small form factor boards
• Single pack packaging supports quick reorder and inventory control
• United States origin offers traceability and consistent supply

Performance and workflow

In practice, you may notice a balance of ease of use and quick results. The no-clean characteristic streamlines post-solder handling, enabling rapid testing and iteration during prototyping or repairs. The flux is designed to perform well on copper surfaces and typical PCB finishes, supporting clean bead formation and steady capillary action.

Real world usage

Ideal for hobbyists, repair technicians, and assembly lines dealing with small PCBs. The combination of ease and reliability supports tasks from prototyping to servicing consumer electronics. Expect tidy joints that can pass standard inspection without mandatory cleaning in many workflows.

• Applications include small PCBs, consumer electronics, and kit builds
• Users may experience efficient flow and reliable joint formation

Product specifics

Product type: Electronic Component. Package quantity: 1. Country of origin: United States. Flux type 245 No Clean; alloy 63/37; diameter 0.031 inches. Package dimensions 6.223 cm L x 6.731 cm W x 6.223 cm H.