TBM Protective Scraper used for tunneling driller
QUALITY ASSURANCE SYSTEM Quality Assurance System
At the same time, the company has developed a series of new types of knife rings with gradient hardness distribution, super-coarse-grained carbide composite knife rings, inlaid carbide knife rings, brazed carbide knife rings, plasma bonded surfacing knife rings and so on, which play an unexpected important role in specific strata.
Quick Detail
Product Name | Rings used for TBM Cutters |
Product Specifications | 12, 14, 15, 17, 18, 19, 20 inches |
Material | H13,HDG13,HDG13A,HTBM13, HTBM13A |
Colour | Metal primary color |
Unit | Piece |
weight | 28kg~36KG |
Specification
Knife Ring Material | Applicable Stratum | Performance | |
Wear Resistance | Impact Toughness | ||
H13 | More Stable Medium-Hard Subterranean Formation | General | Better |
HDG13 | Harder Stratum With Greater Impact | Better | Well |
HDG13A | More Stable Hard Formation | Excellent | Better |
HTBM13 | Extremely Hard Stratum | Well | Excellent |
HTBM13A | Very Hard Stratum With Less Impact | Excellent | Better |