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Used to perform non destructive sliding tests, to estimate the specific anchorage capacity of Swellex rock bolts.
In soft or fractured ground (as in schist rock), they can help to maintain the integrity of the rock mass at the collar of the drill hole
They stop the expansion of the Swellex at the collar of the drill hole.
Technical data and Ordering information
아트라스콥코 코리아 광산 암반굴착 사업부문
경기도 성남시 분당구 판교역로 192번길 14-1 예미지빌딩 6층
+82. 31. 620. 0661