Introduction
This stencil cleaner from KYZEN, KYZEN E5631, is a water-based/solvent-containing formulation designed for stencil cleaning. The product text from the manufacturer describes E5631 as a solution for use at low concentrations and at ambient temperature in stencil cleaning processes.
Function
KYZEN E5631 removes uncured solder paste flux from stencils and A-side misprints. The formulation is compatible with stencil foil, epoxy adhesives, frames, mesh, and materials typically found in stencil cleaning equipment, according to the manufacturer's product page.
Documentation
According to the manufacturer's product page for KYZEN E5631, product data and process recommendations are available from KYZEN (manufacturer's product page). This information has been used exclusively for this technical description.
Typical Applications
- Cleaning stencils using spray-in-air systems. - Cleaning in understencil solutions. - Cleaning in ultrasonic systems. The descriptions above are directly derived from the manufacturer's specification of compatible process forms and cleaning goals (removal of uncured solder paste flux and A-side misprints).
Further Process Instructions
The manufacturer provides recommended process parameters as guidelines. These include concentration, temperature, rinse method, and drying, which should be confirmed and optimized in the customer's own process environment in collaboration with KYZEN's technical support.
Specifications
- Product name: KYZEN E5631.
- Application: Stencil cleaner (spray-in-air, understencil, ultrasonic) — removes uncured solder paste flux and A-side misprints.
- Recommended concentration: <25% (manufacturer's product data).
- Temperature range during use: Ambient temperature to 120°F / 49°C.
- Rinse method: Deionized (DI) water recommended.
- Drying: Hot air recommended.
- Boiling point: 220°F / 104°C.
- Water solubility: Completely soluble up to 15%.
- VOC (at 10%): 87.4 g/L.
- Flash point: None to Boiling (stated in product data).
- Compatibilities: Stencil foil, epoxy adhesives, frames, mesh, and materials in stencil cleaning equipment (stated by manufacturer).
- Compliance: According to the manufacturer, E5631 is non-hazardous, biodegradable, RoHS compliant, and meets REACH requirements to date.
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