Applications

HYDRON® SC 300 – Water-Based Stencil Cleaner – SMT Stencils, Misprinted Boards, Tools, Adhesives Removal

  • Item Name: HYDRON® SC 300

  • Manufacturer: ZESTRON

  • Soil/Flux Compatibility: Solder Pastes, SMT Adhesives, Conductive Pastes, Fluxes

  • Chemistry/Key flags: Water-based, single-phase, biodegradable, halogen-free, VOC < 20%, residue-free drying, lead-free compatible

  • Process/Equipment: Spray-in-air, ultrasonic cleaning, stencil wiping, SMT printers, hot/compressed/circulating air drying

  • Package Size: 1 L, 5 L, 25 L, 200 L

  • Shelf Life: 5 years

1. Product Overview
HYDRON® SC 300 is a water-based, single-phase stencil cleaning agent, formulated for efficient removal of solder pastes and SMT adhesives. Designed to perform at room temperature, it provides residue-free cleaning without leaving pigment deposits or streaks on stencils. With a VOC content below 20%, the product is environmentally safe, non-flammable, and requires no explosion-proof handling. It is fully compliant with RoHS, WEEE, and REACH regulations, making it a reliable and sustainable solution for high-precision electronics manufacturing.


2. Applications

  • Cleaning SMT stencils, including solder pastes, conductive adhesives, fluxes, and thick-film pastes.

  • Stencil underside wiping in SMT printers, approved by leading international equipment manufacturers.

  • Removal of adhesives and residues from dispensing tools and needles.

  • Cleaning of misprinted boards with DI-water rinsing for enhanced results.

  • Suitable for both spray-in-air and ultrasonic cleaning processes, ensuring compatibility with advanced manufacturing workflows.

3. Typical Properties – Specifications

  • Appearance: Water-based, single-phase liquid

  • Density (20°C): 0.99 g/cm³

  • Surface tension (25°C): 26.7 mN/m

  • Boiling range: 98–229°C / 208–444°F

  • Flash point: None until boiling

  • pH (10 g/l H₂O): Neutral

  • Vapor pressure (20°C): ~20 mbar

  • Cleaning temperature: 20–50°C / 68–122°F

  • Application concentration (stencils): Ready-to-use or 20% concentrate

  • Application concentration (tools): 30–50% concentrate

  • Solubility: Fully soluble in water

  • HMIS rating: 0 – 0 – 0 (health, flammability, reactivity)

  • Compliance: RoHS 1/2/3, WEEE, REACH; lead-free solder paste compatible

  • Packaging: 1 L, 5 L, 25 L, 200 L

  • Shelf life: Minimum 5 years in sealed containers at 5–30°C

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