Roof bolt

35-41

388

480

803.84

32

35-41

296

550

490.63

25

35-41

224

586

379.94

22

35-41

183

620

283.39

19

35-41

142

655

201.1

16

35-41

100

690

132.67

13

35-41

64

760

63.59

9

35-41

27

825

28.26

6

Moudulus of Elasticity

Ultimate load(KN)

tensile(MPa)

area(mm²)

Dia(mm)

Hold power and fixation power more than reinforcing steel bar.

Easy for incise and unable to making a fire, install simple;

Easy for transportation;

Fire resistance;

High power of fixation;

Anti-electricity, heat resistance;

Corrosion resistance;

Anti-concussion;

Light weight;

High strength;

Features

Mining industry, marine industry, subway construction, highway construction, bridge construction, water conservancy and hydropower, military defense projects, etc.

Application

11,Production Speed: 0.8-1.5meter/minute.

10,Threaing Direction: left or right;

9,Color: white,grey,black,etc;

8,Auxiliary Requests: high anti-corrosion (alkali and acids), anti-UV,etc;

7,Type: solid and hollow;

6,Technics: pultrusion process and an in-line winding & coating process for the outside sand surface;

5,Material: polyester resin and fiberglass;

4,Shearing Strength:

1,roof bolt:mining,marine,bridge,subway
2,Dia.:3-40mm
3,Tensile Strength>300Mpa
4,Shearing Strength>100Mpa
5,Capacity:30000m