G-10, G-12 (SG-2.5, SG-2.0) Large castings, steel castings, steel structural parts, large forgings, heat treatment sand cleaning, rust removal, oxidation surface cleaning, etc.
G-14 (SG-1.7), G-16 (SG-1.4), G-18 (SG-1.2) Sand cleaning of large and medium-sized castings, oxide scale removal of castings and heat treatment, steel plates, steel sections and steel components Rust removal and surface oxidation
G-25 (SG-1.0), G-40 (SS-0.7) Sand cleaning of small and medium-sized castings, rust removal and strengthening of forgings, heat-treated parts, steel plates, steel pipes, shaped steel and structural steel parts, coating degree, and pre-painting Surface treatment and stone cutting
SG-1.0, SG-0.7 Small castings, forgings, heat-treated parts, aluminum-copper alloy castings, steel plates and strips, steel pipes, etc. Sand cleaning to remove oxygen
Leather, surface strengthening of spring chains and grinding processing for stone cutting.
SG-0.4, SG-0.3 Sand cleaning and rust removal, spring strengthening, and surface treatment before spraying of alloy castings, thin plates, strips, and small stainless steel castings
Surface treatment to improve roughness and enhance adhesion.