Ecosand

Physical features of Ecosand


Environment-friendly silica sand

Technique to manufacture artificial silica sand and high-quality circulation fine aggregate in waste concrete using waste heat


Standards of environment-friendly silica sand

Remove foreign substances or dust from the bottom surface
Product name Product line Product categorization Average size(㎜) Scope(㎜) Note(㎛)
Environment-friendly silica sand Eco-sand No.4 sand 1.76 2.00-1.20 -
No.5 sand 1.06 1.20-0.80 -
No.6 sand 0.64 0.80-0.30 -
No.7 sand 0.21 0.30-0.14 -
H-powder HP-1 58.91 0.141-0.005 141.5-5.161
HP-2 9.86 0.023-0.002 23.34-1.797

Physical features of environment-friendly silica sand

Apply two or three times with a roller. Repainting should be made 3~6 hours after the first painting. Be careful to prevent silica sand from flowing down and special attention should be paid so that there will be no missing parts while painting.

Standards and forms Dry density (g/㎤) Absorption rate (%) Main chemical composition rate (%)
CaO SiO₂ Al₂ O₃ Fe₂ O₃
Eco-sand No. 4 sand Image 2.44 2.23 13.90 54.30 17.10 4.10
No. 5 sand Image 2.36 3.38 24.70 46.50 15.10 3.90
No. 6 sand Image 2.38 3.31 24.90 45.60 15.40 4.20
No. 7 sand Image 2.46 2.22 25.80 44.40 15.10 1.60
H-Powder HP-1 Powder 2.26 - 27.10 43.70 15.20 4.20
HP-2 Powder 2.23 - 30.20 39.10 16.00 4.60