Foam concrete used as sound-absorbing and energy-absorbing material
The open-cell foam concrete is an excellent sound absorption material, while the closed-cell foam concrete is an excellent sound insulation material.…
The open-cell foam concrete is an excellent sound absorption material, while the closed-cell foam concrete is an excellent sound insulation material.…
The TRPM Series molecular sieve manufactured by LUOYANG TONGRUN INFO TECHNOLOGY LTD. is a sodium aluminosilicate crystal with a well-developed channel structure. Crystal channel diameter is 0.9nm. About Oxygen Molecular Sieve TRPM The TRPM S…
Steel prices continue to hit new highs, rising by more than 1,000 Since the beginning of this year, steel prices have continued to rise and hit a new high in April. Snail futures rose by more than 500 heads, and the steel spot composite index hit a 1…