2021.02.19 01:43PVC was the world's largest output general-purpose plasticHigh temperature resistant foam'>The space aluminum in the high temperature resistant foam is an aluminum-magnesium alloy with oxidation treatment on the surface. PVC was the world's largest output general-purpose plastic, and it is widely used. After special treatment, it can be Withstanding thousands of degrees of high...
2021.02.19 01:43PVC was the world's largest output general-purpose plasticHigh temperature resistant foam'>The space aluminum in the high temperature resistant foam is an aluminum-magnesium alloy with oxidation treatment on the surface. PVC was the world's largest output general-purpose plastic, and it is widely used. After special treatment, it can be Withstanding thousands of degrees of high...