Qualitek
Qualitek has developed several types of high-performance Delta Soldering Products, suitable for printing, dispensing and package-on-package assembly.
Qualitek Soldering Flux
Qualitek offers competitive, state-of-the-art wave solder fluxes for the electronics industry. Qualitek fluxes are manufactured for lead and lead-free processes that include no-clean, VOC-Free, water-soluble and rosin based types. Liquid Fluxes are available in 1, 5 gallon containers and 55 gallon drums.
Alcohol-Based No-Clean
| Flux | Features | S.G.@25°C | % Solids | Acid No. | J-STD-004B | Thinner |
| 302 | No-Clean, Halogen-Free flux with very low solids, may be used for LEADED and LEAD-FREE applications for a broader process window., Best Seller | 0.800 | 2.3 | 20 | ORL0 | 300A |
| 302+ | No-Clean, Halogen-Free flux with low solids. Slightly higher solids lead to increased activity. May be used with LEADED and LEAD-FREE applications. | 0.804 | 3.0 | 29 | ORL0 | 300A |
| 305 | No-Clean, Rosin-based, Halogen-Free flux designed for single and double sided plated through hole boards. Recommended for leaded solder systems. | 0.795 | 5.0 | 25 | ROL0 | 300A |
| 351 | No-Clean, Halogen-Free, non-rosin flux with low solids. Leaves minimal residue. Recommended for use with LEADED systems. | 0.805 | 2.2 | 15 | ORL0 | 300A |
| 360 | No-Clean, Zero halogen, Heat stable flux with a unique solvent system. May be used LEADED and LEAD-FREE systems. | 0.813 | 2.5 | 16 | ORL0 | 300B |
| 355-35 | No-Clean, Halide-Free flux, designed for LEAD-FREE solder systems. Exhibits high activity. | 1.02 | 7.5 | 40 | ORL0 | 300A |
| 380 | No-Clean, Rosin-based flux leads to higher activity. Recommended for LEADED wave applications. | 0.793 | 3.3 | 18.2 | ROL0 | 300A |
| 381 | No-Clean, Low solids flux compatible with both LEADED and LEAD-FREE systems that eliminates skips and shorts often experienced with wave assembly. | 0.800 | 3.7 | 23 | ROL0 | 300A |
| 391S | No-Clean Halogen-Free flux in which virtually no residue remains on the assembly after soldering. Use with LEADED systems. | 0.798 | 2.0 | 18 | ORL0 | 300A |
| 392-35 | No-Clean, Halogen-Free, low solids organic flux with no surface insulation resistance degradation. Produces bright, lustrous solder joints. Designed for LEAD-FREE applications. | 0.811 | 4.0 | 45 | ORL0 | 300A |
Alcohol-Based Water-Soluable
| Flux | Features | S.G.@25°C | % Solids | pH | % Halides | J-STD-004B | Thinner |
| 713N | Water-Soluble, highly active organic flux designed for complete water solubility of post-soldering residues. Designed for LEADED systems. | 0.888 | — | 3.75 | 1.9 | ORH1 | 700T |
| 714N | Water-Soluble, non-spattering formulation designed for high speed soldering operations. Designed for LEADED systems. | 0.842 | — | 8.0 | 1.9 | ORH1 | 700T |
| 735-11 | Water-Soluble flux designed for automated soldering operations where rosin fluxes are not sufficiently active and inorganic fluxes are too corrosive. Designed for LEADED wave systems. | 0.950 | 16 | 2.0 | 3.0 | ORH1 | 700T |
| 737N | Water-Soluble, very active, robust flux with neutral pH that can be used with LEADED or LEAD-FREE solder systems. Best Seller | 0.846 | 17.5 | 7.3 | 2.2 | ORH1 | 700T |
| 775 | Water-Soluble flux designed specifically for high speed LEADED wave soldering applications and water cleaning systems. | 0.873 | — | 3.2 | 1.9 | ORM1 | 700T |
VOC-Free Fluxes (Non-Flammable For Both Leaded And Lead-Free Systems)
| Flux | Features | S.G.@25°C | % Solids | Acid No. | pH | % Halides | J-STD-004B |
| 350NVOC | No-Clean, VOC-Free, water-based, flux designed for mass soldering, Foaming version available. | 1.01 | 4.3 | 20 | — | — | ORL0 |
| 355NVOC | No-Clean, VOC-Free flux is a pin testable formula that remains active after chip wave eliminating solder ball formation. | 1.02 | 5.3 | 34 | — | — | ORL0 |
| 357NVOC | No-Clean, VOC-Free flux with lowest amount of solids leaving virtually no residue. | 1.01 | 1.5 | 22 | — | — | ORL0 |
| 358NVOC | No-Clean, VOC-Free, high reliability flux contains higher solids that increase flux activity. | 1.02 | 8.0 | 55 | ORL0 | ||
| 735VF | Water-Soluble, VOC-Free flux that contains a unique activator that promotes wetting on a variety of metallic substrates, Foaming version available. | 1.05 | 16.5 | — | 2.1 | 3.0 | ORH1 |
| 737NVF | Water Soluble, VOC-Free version of 737N flux so has a neutral pH and formulated to be effective over a broad preheat range. | 1.02 | 12 | — | 7.2 | 2.2 | ORH1 |
Rosin Fluxes (Designed For Leaded Applications)
| Flux | Features | S.G.@25°C | % Solids | J-STD-004B | Thinner |
| 125 | Non-activated flux containing 25% pure white gum rosin. | 0.844 | 25 | ROL0 | 100T |
| 285 | Rosin Mildly Activated flux with activities close to that of a fully activated rosin flux. | 0.875 | 36 | ROL1 | 200T |
| 285-25 | Rosin Mildly Activated flux with only 25% solids. | 0.842 | 25 | ROL1 | 200T |
| 515 | Rosin Activated flux with excellent foaming characteristics. | 0.823 | 19.5 | ROM1 | 500T |
| 525MIL | Rosin Activated flux designed for wave applications where cleanliness exceeds military specification requirements. | 0.837 | 25 | ROM1 | 500T |
| 535MIL | Rosin Activated flux ideal for wave soldering containing 35% solids. | 0.856 | 35 | ROM1 | 500T |
| 545 | Best-selling Rosin Activated flux with superior fluxing and foaming properties. | 0.923 | 50 | ROM1 | 500T |
Lead-Tinning Fluxes
| Flux | Features | S.G.@25°C | % Solids | pH | J-STD-004B | Thinner |
| 813 | Halogen-Free flux best for foaming applications. | 0.870 | 16 | 2.8 | ORM0 | 800T |
| 814 | Halogen-Free flux excellent for lead tinning applications. | 0.942 | 23 | 3.0 | ORM0 | 800T |
| 820 | Halogen-Free, organic flux with higher solids to increase activity. | 0.865 | 27 | 8.3 | ORM0 | 800T |
| 830VHF | VOC-Free, Halogen-Free flux with excellent residue cleanability. | 1.05 | 17 | 2.75 | ORM0 | — |
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