Hengshui Jrain Frp frp damper

A rock drill extension rod, as the name implies, is an additional shaft attached to a primary drill rod, designed to extend the drilling depth and range. It is primarily used with percussion or rotary rock drills, which are employed for drilling through hard and abrasive rock formations. These rods are made from high-strength materials like alloy steel, ensuring durability and resistance against the harsh conditions encountered in drilling applications.

...

The GRP 20 Car is a testament to the marriage of form and function. Its sleek, aerodynamic silhouette, crafted from lightweight yet incredibly strong GRP, reduces drag and enhances fuel economy. The use of this composite material allows for a significant reduction in vehicle weight, translating into improved acceleration and overall driving dynamics. With a 20% reduction in weight compared to traditional steel or aluminum-bodied cars, the GRP 20 delivers a thrilling driving experience with unparalleled responsiveness.

...