Friction Bolt Stabilizers as one of the main ground support bolts are considered the simplest and most cost-effective form which has been used by the metalliferous mining and tunnel industry for decades.
Download The Catalog Enquiry Now!Friction Bolts (Stabilizers) Properties
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Dimensions |
FB-33 |
FB-39 |
FB-47 |
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|
Bolt Diameter |
A |
33mm |
39mm |
47mm |
|
Bolt Length |
B |
600-3000mm |
600-3000mm |
600-3000mm |
|
Taper End Diameter |
C |
28mm |
30mm |
38mm |
|
Taper Slot Wide |
D |
2mm |
2mm |
2mm |
|
Taper Length |
E |
60mm |
65mm |
65mm |
|
Bolt Slot Wide |
F |
12mm |
17mm |
25mm |
|
Ring Location |
G |
3mm |
3mm |
8mm |
|
Material Guage |
H |
2.0-2.5mm |
2.0-2.5mm |
2.5-3.2mm |
|
Ring Wire Guage |
1 |
6mm |
6mm |
8mm |
|
Ring Open Gap |
J |
5.0-6.0mm |
5.0-6.0mm |
6.0-7.0mm |
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Physical Properties |
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|
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Yield Strength |
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Min.345 Mpa (70KN) |
Min.345 Mpa (85KN) |
Min.345 Mpa (120KN) |
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|
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Typical 445 Mpa (95KN) |
Typical 445 Mpa (110KN) |
Typical 445 Mpa (150KN) |
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Tube Ultimate Tensile |
|
Min.470 Mpa (100KN) |
Min.470 Mpa (115KN) |
Min.470 Mpa(160KN) |
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Strength |
|
Typical 530 Mpa (115KN) |
Typical 530 Mpa (130KN) |
Typical 530 Mpa (180KN) |
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Mass per Meter |
|
1.67Kgs |
1.92Kgs |
2.71Kgs |
|
Cross Section Area |
|
212mm2 |
245mm2 |
345mm2 |
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Hole Diameter Range |
|
30-32mm |
35-38mm |
43-45.5mm |
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Technical Data |
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|
|
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Recommended Norminal Bit Size |
|
31-33mm |
35-38mm |
41^45mm |
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Typical Breaking Capacity |
107KN |
124KN |
178KN |
|
|
Minimum Breaking Capacity |
71KN |
89KN |
133KN |
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|
Recommended Initial |
|
3-6Tons |
3-6Tons |
6-10Tons |
|
Anchorage |
|
(27-53KN) |
(27-53KN) |
(53-89KN) |
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Ultimate Axial Strain |
|
Typical 21% (Thickness<16mm) |
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Bolt Codes Weights and Packs
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Bolt Code |
Bolt Description |
Diameter Length |
Surface Finish |
Weight Pack QTY Ring Color |
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|
(mm) |
(mm) |
|
(Kgs) |
(Pcs) |
ID |
|
MDFB33-06 |
Friction Bolt 33x600 |
33 |
600 |
Untreated |
1.00 |
300 |
|
|
MDFB33-09 |
Friction Bolt 33x900 |
33 |
900 |
Untreated |
1.50 |
300 |
|
|
MDFB33-12 |
Friction Bolt 33x1200 |
33 |
1200 |
Untreated |
2.00 |
300 |
|
|
MDFB33-15 |
Friction Bolt 33x1500 |
33 |
1500 |
Untreated |
2.50 |
300 |
|
|
MDFB33-18 |
Friction Bolt 33x1800 |
33 |
1800 |
Untreated |
3.00 |
300 |
|
|
MDFB33-06G |
Friction Bolt 33x600HDG |
33 |
600 |
Hot Dip Galv. |
1.05 |
300 |
|
|
MDFB33-09G |
Friction Bolt 33x900HDG |
33 |
900 |
Hot Dip Galv. |
1.58 |
300 |
|
|
MDFB33-12G |
Friction Bolt 33xl200HDG |
33 |
1200 |
Hot Dip Galv. |
2.10 |
300 |
|
|
MDFB33-15G |
Friction Bolt 33xl500HDG |
33 |
1500 |
Hot Dip Galv. |
2.63 |
300 |
|
|
MDFB33-18G |
Friction Bolt 33xl800HDG |
33 |
1800 |
Hot Dip Galv. |
3.15 |
300 |
|
|
MDFB39-06 |
Friction Bolt 39x600 |
39 |
600 |
Untreated |
1.20 |
150 |
|
|
MDFB39-09 |
Friction Bolt 39x900 |
39 |
900 |
Untreated |
1.70 |
150 |
|
|
MDFB39-12 |
Friction Bolt 39x1200 |
39 |
1200 |
Untreated |
2.40 |
150 |
|
|
MDFB39-24 |
Friction Bolt 39x2400 |
39 |
2400 |
Untreated |
4.30 |
150 |
|
|
MDFB39-06G |
Friction Bolt 39x600HDG |
39 |
600 |
Hot Dip Galv. |
1.26 |
150 |
|
|
MDFB39-09G |
Friction Bolt 39x900HDG |
39 |
900 |
Hot Dip Galv. |
1.80 |
150 |
|
|
MDFB39-12G |
Friction Bolt 39xl200HDG |
39 |
1200 |
Hot Dip Galv. |
2.50 |
150 |
|
|
MDFB39-24G |
Friction Bolt 39x2400HDG |
39 |
2400 |
Hot Dip Galv. |
4.50 |
150 |
|
|
MDFB47-09 |
Friction Bolt 47x900 |
47 |
900 |
Untreated |
2.50 |
150 |
|
|
MDFB47-18 |
Friction Bolt 47x1800 |
47 |
1800 |
Untreated |
5.10 |
150 |
|
|
MDFB47-21 |
Friction Bolt 47x2100 |
47 |
2100 |
Untreated |
6.10 |
150 |
|
|
MDFB47-24 |
Friction Bolt 47x2400 |
47 |
2400 |
Untreated |
6.70 |
150 |
|
|
MDFB47-30 |
Friction Bolt 47x3000 |
47 |
3000 |
Untreated |
8.60 |
150 |
|
|
MDFB47-09G |
Friction Bolt47x900HDG |
47 |
900 |
Hot Dip Galv. |
2.60 |
150 |
|
|
MDFB47-18G |
Friction Bolt47xl800HDG |
47 |
1800 |
Hot Dip Galv. |
5.50 |
150 |
|
|
MDFB47-21G |
Friction Bolt 47x2100HDG |
47 |
2100 |
Hot Dip Galv. |
6.40 |
150 |
|
|
MDFB47-24G |
Friction Bolt47x2400HDG |
47 |
2400 |
Hot Dip Galv. |
7.05 |
150 |
|
|
MDFB47-30G |
Friction Bolt47x3000HDG |
47 |
3000 |
Hot Dip Galv. |
9.00 |
150 |
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