• Model NO.：FB33, FB39, FB42, FB47
• Trademark：D Miningwell
• Origin：Zhejiang, China
• Production Capacity：1000 PCS Per Month

Basic Info.

Model NO. FB33, FB39, FB42, FB47 Trademark D Miningwell Origin Zhejiang, China Production Capacity 1000 PCS Per Month

Product Description

D miningwell Mining Anchor Bar R25 R32 R38 R51 T30 T40 T52 T76 Tunnel Support Anchor Bolt Self Drilling Injection Anchor

Dia.	33mm	39mm	42mm	47mm
Thickness	2.5mm	2.5mm	2.5mm	3.0mm
Ring Dia.	6mm	6.5mm	7.0mm	7.5mm
Slot Size	10mm	15mm	17mm	20mm
Min.Yield Strength	78Kn	88Kn	95Kn	124Kn
Min.breaking Strength	103Kn	116Kn	123Kn	160Kn
Max.Breaking Strength	117Kn	132Kn	140Kn	186Kn
Elongation	>16%	>16%	16%	16%
Anchoring	4-7tons	5-8tons	5-8tons	6-12tons
Domed Plate	150*150*4mm	150*150*4mm	150*150*5mm	150*150*5mm

Self-drilling bolt is mainly composed of hollow bolt body nut plate connecting sleeve center and drill bit, set drilling grouting anchorage function as a whole universal in crushing difficult hole surrounding rock self-drilling bolt is divided into R series and T series, model inclusion R25, R2, R38,R51,T30, T40,T52, T76, according to different engineering requirements, can choose the same product type and product model

 

Split Set rock bolts (friction bolts) are manufactured to a highest standard of quality.

Rigid standards of quality are achieved by exhaustive quality control,

testing and inspection procedures. Detailed drawings specify materials, dimensions, and tolerances.

Every Split Set is identified with model number, length, factory, rolling date, and heat lot of the steel.