Westrchem ® STR-8180PD2 is a High cost-effectiveness heat stabilizer for PVC drainage pipes. It is composed of high quality calcium stearate, zinc salt, lubricant, antioxidant and so on. As a Calcium Zinc one pack heat stabilizer. It can not only replace
Low-speed and high-thrust paddles are suitable for tugboats, which are suitable for low-speed navigation and have the characteristics of high efficiency and low cost.