GEMSTONE is a multinational group company dedicated to technical
research and production of advanced materials. We have 4
manufacture bases in mainland of China and a wide variety of
alumina products are developed such as microcrystal grinding
medias(balls and linings), high purity alumina packings, ceramic
comb items, etc.
Our alumina products stand out in service because of high crush
strength, high hardness, premium performance in wear resistance and
It is worth mentioning that years of marketing witness aggressive
development of our TNALU alumina balls and lining bricks series in
not only China but also overseas markets. The remarkable
performance in energy saving convince ceramic factories of that
TNALU series are the best solution for ball mill operation.
In the meanwhile, our lining and facing increasingly enjoy
popularity among power plant and non-mental industries for premium
wear resistance which protect pipeline conveyer system from damage.
Our advanced materials products are moving their way fast and
successfully into many industries.
We rely the confidence on our state-of-the-art development in
alumina product. Equipment and technology of cutting edge such as
cold isostatic press, high temperature tunnel kiln, roller kiln,
automatic plant for lining bricks follow our pursuit of best
solution provider for advanced materials application in
Construction Ceramic, Non-mental mines, Refractories, Cements,
Steel works, Petrochemicals, Paints, Papermakings, Power plants