Celebrating 10 Years of the original CUMSA Double Rack

Published 05/05/2025 CUMSA expands Air Poppet Valve series with a smaller-size dimension and a first-time size offering in inches. CUMSA USA has added two new sizes of air poppet valves to its VA - Air Valve series for plastic injection molds. The new diameter sizes include a 3-mm air poppet and a ½" air poppet specifically developed for the North American market. The new dimensions enable more user options so the air poppets can be applied in various types of molds. In addition, multiple...

Achieving perfect plastic distribution with CUMSA’s modular Vacuum System During the injection process, invisible pressure can build up in the cavity, making it harder to fill, reducing part quality, and increasing cycle time CUMSA’s system only uses compressed air to remove air, providing the following benefits: On the plastic part: Perfect plastic filling Enhanced part quality Superior visual appearance Uniform color Dimensional stability Elimination of gas bubbles and Diesel effect (burn...