Two Component Silicone Sealant Insulating Glass Dosing and Sealing Pump Machine. High Efficiency Mixing: Unique adjustable proportioning mechanism ensures smooth flow and high production efficiency. Reliable Pneumatic Drive: A/B pumps adopt S. Korea pneumatic air motors for sensible and reliable operation. Leakage Prevention Design: Integrated A/B pump structure and special devices prevent sealant leakage and idle running. Smooth Sealant Output: Special one-way valve in high pressure pump ensures smooth output and complete mixing. Clean Mixing System: Multi-filter system keeps sealant clean, guaranteeing high quality mixing effects. Durable Wear-Resistant Parts: One-way valves made of high wear-resistant material ensure long service life. Flexible Operation: Rotating arm equipped with universal device for flexible and portable usage. CE Certified Quality: Product meets CE certification standards for safety and quality assurance.