サンエイ Company Profile

Professional in precision cleaning with short delivery times.

【 Our Precision Cleaning Process 】 ▼ Hydrocarbon Solvent Ultrasonic Cleaning Achieving reliable precision cleaning with stable cleaning power! ▼ Pure Water Ultrasonic Cleaning in a Clean Room Using pure water (below 0.2μS/cm), thoroughly removing even fine dirt! ▼ Clean Oven Drying Preventing contamination after cleaning by drying in a clean environment! ▼ Degassing and Sealing Packaging in a Clean Room Safely delivering products through packaging in a clean environment! 【 Our Black Oxidation Process 】 ▼ Possessing one of the largest facilities in Nagano Prefecture (2100×800×1000)! ▼ Features of Black Oxidation - The coating is thin (1-2μm) and the treatment progresses inside (within the material), resulting in almost no dimensional change! - High adhesion makes it difficult to peel off! - Cost-effective and economical!