1、Products are too hard or brittle

Formation reasons：Curing fast.

Solution：Reduce the proportion of curing agent and accelerator.

2、The product is too soft and sticky

Formation reasons：Curing is too slow.

Solution：Increase the proportion of curing agent and accelerator.

3、Burst after assembly

Formation reasons：Add too much powder or mix unevenly.

Solution：Reduce the proportion of stone powder and mix well.

Formation reasons：Bubbles didn't clear out.

Solution：Increase the pumping time or prolong the gelation time.

Formation reasons：Curing fast.

Solution：Adjust the proportion of curing agent and accelerator.