In China, some manufacturers choose to use ABS resin as the shell material of venturi valves due to cost considerations. However, there are many challenges and problems hidden behind this choice, which deserve in-depth reflection within the industry.
Insufficient weather resistance: A significant problem with ABS resins is their poor weather resistance. In outdoor environments, long-term UV exposure can cause ABS resin to decompose, gradually reducing its impact strength. This means that if the venturi valve needs to be exposed to the outdoors for an extended period of time, using ABS resin as the housing may increase the risk of damage to it.
Thermal performance limitations: Another issue of concern is the thermal properties of ABS resins. Its low heat deflection temperature means that in high temperature environments, the venturi valve housing may deform, affecting its size and performance. Although annealing can increase the heat deflection temperature of ABS, caution is still required under extreme conditions.
Weight issues: Compared with other plastic materials, ABS resin has a heavier mass. In today's pursuit of lightness, this characteristic makes ABS resin less than ideal for the application of venturi valve housings.
Poor thermal conductivityIn addition, the thermal conductivity of ABS resin is not ideal. This is undoubtedly a potential concern for venturi valves that require good heat dissipation. Poor heat dissipation performance can lead to degraded performance of the venturi valve or even cause failure.
In summary, although ABS resin has certain advantages in terms of cost and processing, its weatherability, thermal performance, weight, and thermal conductivity in venturi valve housing applications cannot be ignored. For venturi valves looking for long-term stability and high performance, choosing a more suitable material may be a more informed decision. This is not only responsible for product quality, but also respect for the market and consumer needs.