33mm Friction Bolt and Split Set is mainly used to establish ground support when hand-held mining operations are required.
It is one of the standard Friction Bolt and Split Set widely used in worldwide project of mining, tunnel and dam as rock support material.
Diameter 34 and 35mm Friction Bolt and Split Set are also available for special required.
Different thickness is available such as 2.3mm, 2.5mm
Both galvanizing and black are available.
| DIMENSIONS | ||
| Bolt Diameter | A | 33mm |
| Bolt Length | B | 600-3000mm |
| Taper End Diameter | C | 28mm |
| Taper Slot Wide | D | 2mm |
| Taper Length | E | 60mm |
| Bolt Slot Wide | F | 12mm |
| Ring Location | G | 3mm |
| Material Guage | H | 2.0-2.5mm |
| Ring Wire Guage | I | 6mm |
| Ring Open Gap | J | 5.0-6.0mm |
| PHYSICAL PROPERITIES | TECHNICAL DATA | ||
| Yield Strength | Min. 345 Mpa (70KN) Typical 445 Mpa (95KN) | Recommended Norminal Bit Size | 31-33mm |
| Tube Ultimate Tensile Strength | Min. 470 Mpa (100KN) Typical 530 Mpa (115KN) | Typical Breaking Capacity | 107KN |
| Mass per Meter | 1.67 Kgs | Minimum Breaking Capacity | 71KN |
| Cross Section Area | 212 mm² | Recommended Initial Anchorage | 3 - 6 Tons (27 - 53 KN) |
| Hole Diameter Range | 30-32mm | Ultimate Axial Strain | Typical 21% (Thickness<16mm) |
| TRM Bolt Code | Bolt Description | Diameter (mm) | Length (mm) | Surface Finsih | Weight (Kgs) | Pack QTY (Pcs) | Ring Color ID |
| FB33-0600 | Friction Bolt 33x0600 | 33 | 600 | Untreated | 1.00 | 300 | |
| FB33-0900 | Friction Bolt 33x0900 | 33 | 1800 | Untreated | 1.50 | 300 | |
| FB33-1200 | Friction Bolt 33x1200 | 33 | 2100 | Untreated | 2.00 | 300 | |
| FB33-1500 | Friction Bolt 33x1500 | 33 | 2400 | Untreated | 2.50 | 300 | |
| FB33-1800 | Friction Bolt 33x1800 | 33 | 3000 | Untreated | 3.00 | 300 | |
| FB33-0600G | Friction Bolt 33x0600 HDG | 33 | 600 | Hot Dip Galv. | 1.05 | 300 | |
| FB33-0900G | Friction Bolt 33x0900 HDG | 33 | 900 | Hot Dip Galv. | 1.58 | 300 | |
| FB33-1200G | Friction Bolt 33x1200 HDG | 33 | 1200 | Hot Dip Galv. | 2.10 | 300 | |
| FB33-1500G | Friction Bolt 33x1500 HDG | 33 | 1500 | Hot Dip Galv. | 2.63 | 300 | |
| FB33-1800G | Friction Bolt 33x1800 HDG | 33 | 1800 | Hot Dip Galv. | 3.15 | 300 |
As a leading manufacturer of Split set and Friction Bolt products in China, we are ISO9001 certified company, with more than ten years of experiences of producing and distributing super qualified Split Set and friction bolt as well as all kinds of bearing plate and other related products used in the project of ground support, we have been supplying our products to many customers from all over the world including quite a few famous mining companies like Rio Tinto and BHP etc.
Here are some photos of our Friction Bolt and Split Set products:
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