self-propelled rock bolt

본문 바로가기


Home > Product > self-propelled rock bolt
Product
self-propelled rock bolt
Posting date : Jan 18, 2014
Membership
Free Member Scince Oct 09, 2013
Keyword :
Category
Contact
          0 likes     
Product Detail
Company Info
 
Quick Detail
Place of Origin
HS-CODE
11-
Package & Delivery Lead Time
Detailed Description
1, alloy bit: made by high quality alloy precision process, has the very strong hardness and toughness, penetrating power can make the bolt down more than 2 class surrounding rock, the anchor rod body: assembly, one of the most important components in the drilling and anchorage plays a main role. 3, connecting sleeve: connecting role in the bolt should be extended. 4, plate, able to withstand greater stress of surrounding rock. 5, nut: to surrounding rock stress concentration on the plate. Model ZJS25 ZJS27 ZJS28 ZJS32 ZJS38 ZJS51 External diameter(mm) 25 27 28 32 38 51 Strength of extension(MPa) ≥650 ≥650 ≥650 ≥650 ≥650 ≥650 Tooth height(mm) 1.5±0.1 Screw pitch(mm) 12.7±0.1

ECROBOT CO., Ltd, Business Registration Number : 220-88-71747, CEO J.W.Park, TEL : +82-2-552-7676, E-mail : E-mail : Contact us
Address : (Hwanghwa B/D 11F, Yeoksam-dong)320, Gangnam-daero, Gangnam-gu, Seoul, South Korea
About Us Privacy Policy Terms of use Copyright © 2000-2024 ECROBOT.COM. All rights reserved.
Top