6-2-1 MB401 Flux
Products Characteristics
- This product is clear, transparent and no-rosin 
 - Halogen-free, low content of residue and low corrosivity 
 - Solder joints is full and bright 
 - Higher surface insulation resistance 
 - Almost no residue 
 - No effect on the electrical properties of the socket surface 
 - The nozzle is never jammed 
 
Products Directions
The products are non-clean type flux, and does not containt any halogen or rosin. Further more, the fulx also meets the requirements of the U.S. military standard, MIL-F-14256D. This product is suitable for both wave soldering and hand soldering with lead-free solders.
| NO.  | 
Specification Item | 
Specs  | 
| 01 | 
Flux Model | 
MB401 | 
| 02 | 
Flux Categopy | 
RMA | 
| 03 | 
Chemical Classification | 
Organnic Acid | 
| 04 | 
Joints Color  | 
Brighten | 
| 05 | 
Solid Content | 
2.2±0.5wt/% | 
| 06 | 
Physical State | 
Liquid | 
| 07 | 
Color of liquit | 
Color | 
| 08 | 
Specific Gravity(20℃) | 
0.798±0.01℃ | 
| 09 | 
Boiling point(℃) | 
83.0±2.0℃ | 
| 10 | 
Tly of Solvent | 
400 ppm | 
| 11 | 
Acid value | 
24.0±5.0mg(KOH)/g | 
| 12 | 
Spread ratio | 
≥80% | 
| 13 | 
Halide Content | 
No | 
| 14 | 
Insulation Resistance | 
≥4.4×1011Ω  | 
| 15 | 
Corrosion Test | 
Pass  | 
| 16 | 
Applications | 
Foam Spray | 
| 17 | 
Pre-Coating | 
Prohibited | 
| 18 | 
Thinner Used | 
ZY-900 | 
 
MB401 Compositions
| Ingredients  | 
Contents | 
Threshold Limit Value(TLV) | 
Remark  | 
| Moldfied resin w/w | 
0% | 
 | 
  | 
| Flux vehicle | 
0.5% | 
 | 
  | 
| Activator | 
1.7% | 
 | 
  | 
| Acid Absorbent | 
0.2% | 
 | 
  | 
| Anti-Oxide Agent | 
0.1% | 
 | 
  | 
| Corrosion Inhibitor | 
0.1% | 
 | 
  | 
| Mix Alcohol | 
97.4% | 
400ppm | 
  | 
MB401 Physical and Chemical Characteristics 
| Appearance | 
Liquid  | 
Odour  | 
Aromatic | 
| Specic Gavotte(20℃) | 
0.798±0.010 | 
Melting Point(℃) | 
--90 | 
| Boilng Point(℃) | 
83.0±2.0 | 
Vapor Densitv(Air=1)  | 
2.0 | 
| Vapor Pressure(mmHg) | 
32 | 
Evaporation Rate(Ether=1)  | 
16--20 | 
MB401 Reactivity Dat
| Stabiltty  | 
Stable  | 
| Conditions To Avoid | 
Keep In Cool Dry Place Avoid Direct Sunlight And Extensive Heat | 
| Incompatbility(Materials To Avoid) | 
Acid Or Alkaline Solutions, Water, Grease, Inorganic Materials | 
| Hazardous Decomposition Products | 
Oxidant | 
| Hazardous Polymerization  | 
Will Not Occur | 
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