Can Casting Sand Be Reused?

Can Casting Sand Be Reused?

25-05-2025

When many people hear sand casting, their first reaction may be: Wow, how much sand does this take? Then won't all the sand be wasted after it is used up? Actually, it is not. Casting sand can be reused, and our factory is quite particular about this.


When sand casting is completed, the sand disassembled from the mold will not be thrown away directly. We will regenerate the used old sand through a series of treatment methods, such as mechanical vibration, screening, dust removal and heat treatment. In simple terms, it is "washing, picking up and drying" to make it "useful" again. As long as the strength and particle size of the sand meet the standards, they can return to the production line to continue to shine and heat.


Of course, not all sand can be recycled indefinitely. Each time it is used, a part of the sand will deteriorate in performance due to high temperature, mechanical impact or changes in the binder. We will add new sand in an appropriate amount to ensure the stability of the entire sand mold. Just like adding some new rice to cook rice and adding some new oil to stir-fry, a reasonable combination will have a better effect.

sand casting

Fuding mainly produces large-scale metal sand casting of various specifications, involving multiple industries such as mechanical equipment, energy equipment, auto parts, valve pump bodies, and building components. Customer needs are varied, some are complex components weighing hundreds of kilograms, and some are industrial basic components weighing several tons. We can actually produce according to customer needs.


What is more worth mentioning is that we have been working hard on environmental protection. Not only is the sand reuse rate high, but it is also equipped with a dust removal system and exhaust gas purification device. The entire workshop is clean and tidy. Many visiting customers said that it completely broke their traditional impression of "the foundry is gray and messy".


Many customers will be concerned about whether we can provide customized services. Whether you want to develop a new equipment accessory or replace existing old parts, our engineering team can quickly model and proof according to the drawings, and then achieve high-precision physical products through sand casting. Many customers have recognized our quality and service after one cooperation.


If you are also considering making sand casting products now, you can talk to us. Want to see the factory? Welcome to visit; want to understand the process? We have engineers on hand to explain it to you. Want a sample? Send it to us. Who knows, our sand casting technology might just be the right fit for your next big project.


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