【摘要】 将双快水泥和硫铝酸盐早强水泥按一定比例混合配制一种新型锚固剂,它固化快,终凝在11 min内;使锚杆初锚固力大,安装0.5~1 h可达55~65 kN。这种锚固剂配料方便,价格便宜,并适用于复杂地层及永久性锚杆支护。更多还原

【Abstract】 A new type of anchoring agent is formulated by mixing proper proportion rapid-setting and rapid-hardening cement and early strength sulphoaluminate cement.It cures quickly with the final setting time within 11 min.The early anchoring strength of rock bolt is high,which amounts to 55~65 kN after installed 0.5~1 h.This kind of anchoring agent can be formulated conveniently and cheaply and applied to perpetual rock bolting at intricate stratum.更多还原