Mineral wool needle thickness gauge

JH-320 Alkaline aggregate length change measuring instrument Measure the change in length of cement mortar specimens

WLBY-10 Mortar bonding strength pull-out testing machine Multifunctional bond strength tester

LHBY-10 Mortar bonding strength pull-out testing machine Multifunctional bond strength tester

Concrete trial mold

SX-5-12 Box type resistance furnace / Muffle furnace