M8

NO CLEAN SOLDER PASTE

M8

NO CLEAN SOLDER PASTE

M8

NO CLEAN SOLDER PASTE

M8 No Clean Solder Paste

AIM engineered M8 No Clean Solder Paste for the most demanding applications, including automotive, LED lighting and EMS assemblies. M8 solder paste provides consistent transfer efficiency at area ratios >0.50 while eliminating head-in-pillow (HiP) and non-wet-open (NWO) defects. It also reduces voiding to <5% on BGA components and <10% on BTC components. 

M8’s flux system provides powerful wetting performance even on lead-free surfaces while leaving minimal, clear, pin-testable residue with high SIR properties. Formulated for use with type 4 powder, M8 is also compatible with type 5 and type 6 mesh sizes in both leaded and lead-free alloys. 

To guarantee the highest quality, AIM collaborates closely with coating and cleaning industry leaders, ensuring that M8’s residues can be directly conformally coated or easily removed using standard no clean flux cleaning processes.

*lead-free alloys  

Features

✔ Excellent print transfer efficiencies on 01005s and >0.50 area ratios
✔ Formulated for use with T4 and finer powders
✔ Low voiding: <5% on BGAs and <10% on BTC components
✔ Eliminate s HiP (head-in-pillow) defects
✔ Minimal transparent residue – LED compliant
✔ Pin-testable
✔ Powerful wetting on lead-free surfaces
✔ Passes Bono and automotive SIR testing
✔ 8+ hour stencil life
✔ Available in leaded and lead-free alloys
✔ REACH and RoHS Compliant*

Application Use

✔ Provides stable print performance for the most demanding, high density electronic assemblies
✔ Solves issues related to ultra-fine pitch printing, NWO defects, and voiding on a variety of LED, QFN, LGA and µmBGA components
✔ Accommodates a wide range of profiling processes and techniques
✔ Reduces DPMO (Defects Per Million Opportunities)
✔ Residues are clear and pin-testable that pass stringent automotive and military high reliability SIR testing requirements
✔ Available for printing and dispensing solder paste applications

Technical Features of M8
Alloys SAC305 REL61 REL22 SN100C Sn63/Pb37
Melting Temperatures (℃) 217°C -220°C 208°C -215°C 210°C -219°C 227°C 183°C
Peak Reflow Temperature Range (℃) 230°C-260°C 230°C-250°C 230°C-250°C 240°C-260°C 205°C-235°C
Alloy Attributes Excellent wetting characteristics - Compatible with all flux types Enhanced reliability vs low/no-silver alloys - Low-cost alternative to SAC alloys - Improved wetting vs low/no-silver alloys Enhanced/ High reliability for use in extremely harsh environments - Improved thermal cycling performance - Improved wetting vs low/no-silver alloys Low-cost alternative to SAC alloys - Silver-Free - Bright shiny solder joints Legacy alloy for electronics soldering - Mil-spec approved - Product contains Pb (leaded alloy)
* T4 powder mesh size is standard. Additional powder sizes and alloys may be available upon request. T4 powder mesh size is standard. Additional powder sizes and alloys may be available upon request. T4 powder mesh size is standard. Additional powder sizes and alloys may be available upon request. T4 powder mesh size is standard. Additional powder sizes and alloys may be available upon request. T4 powder mesh size is standard. Additional powder sizes and alloys may be available upon request.
Product TDS of M8 No Clean Solder Paste

Download the M8 product TDS of to learn more about its key features, technical structure, and application areas.

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