Hydraulic breaker chisel for SB-40
Also written SB40, SB 40, Fine-5, Fine 5
Also fits Fine-5.
- Breaker brand
- Brand to confirm [placeholder: breaker brand for SB-40]
- Fits carriers
- Ask us
3 chisels for SB-40
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Moil · ASI 42CrMo4 Recommended
Part code 86CHI1017
WhatsApp for price- Diameter
- 68 mm
- Length
- Ask us
- Working length
- Ask us
- Weight
- Ask us
Stock: ask us
-
Wedge · ASI 42CrMo4 Recommended
Part code 86CHI1018
WhatsApp for price- Diameter
- 68 mm
- Length
- Ask us
- Working length
- Ask us
- Weight
- Ask us
Stock: ask us
-
Blunt · ASI 42CrMo4 Recommended
Part code 86CHI1016
WhatsApp for price- Diameter
- 68 mm
- Length
- Ask us
- Working length
- Ask us
- Weight
- Ask us
Stock: ask us
| Chisel | Part code | Diameter | Length | Working length | Weight | Stock | Action |
|---|---|---|---|---|---|---|---|
| Moil · ASI 42CrMo4 Recommended | 86CHI1017 | 68 mm | Ask us | Ask us | Ask us | Ask us | |
| Wedge · ASI 42CrMo4 Recommended | 86CHI1018 | 68 mm | Ask us | Ask us | Ask us | Ask us | |
| Blunt · ASI 42CrMo4 Recommended | 86CHI1016 | 68 mm | Ask us | Ask us | Ask us | Ask us |
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Diameters are from our part codes. Length, working length and weight: ask us until we publish them. [placeholder: length, working length and weight for each SB-40 chisel]
We make SB-40 chisels in ASI 42CrMo4 only. ASI 40Cr is made in 135 and 140 mm sizes.
Minimum order, packing and dispatch: ask us.
With every chisel
- Dot-pin serial and model numberMarked on every chisel
- Heat numberTraces the steel back to its mill certificate
- That heat's molybdenum %[placeholder: confirm we can share the heat Mo % from the mill certificate]
We have our own hardness-testing machines in the plant. ASI 40Cr: serial and heat number.
- Headabout 45 HRCTakes the piston blow without cracking
- Middleabout 50 HRCTough body that resists bending
- Tipabout 55 HRCHard working end that resists wear
Which grade for SB-40?
| ASI 42CrMo4 Recommended | ASI 40CrEconomy | |
|---|---|---|
| Steel | SteelCr-Mo alloy steel to 42CrMo4 | SteelCr alloy steel, 40Cr |
| Heat treatment | Heat treatmentHardened, tempered and zone tempered: tip about 55, middle about 50, head about 45 HRC | Heat treatmentHardened and tempered. Zone tempering to be confirmed |
| Traceability | TraceabilityDot-pin serial and heat number | TraceabilitySerial and heat number |
| Best for | Best forHard rock, quarries, long shifts | Best forSofter rock, occasional use, tight budgets |
| Sizes | SizesFull range, for breakers on 5 to 60-tonne carrier excavators | Sizes135 and 140 mm only |
Cost per working hour = price ÷ hours of useful life
If an ASI 42CrMo4 chisel lasts longer than the price difference, it costs less per working hour. Ask us to work it out for your breaker.
The rest of the SB-40 kit
Part codes and sizes as written in our records. Ask us if you are not sure which one fits.
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Chisel lock
Part code 84BCLK1017 · Round; breadth 35.8 x height 163 x length mm
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Bush set
Part code 56FRB1010 · 52RBU1010 SB 40 UPPER BUSH (52/68.9 X 88 X 98) + 53RBL1006 SB 40 LOWER BUSH (68.5 X 90 X 94)
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Lower bush
Part code 53RBL1006 · 68.5 X 90 X 94
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Upper bush
Part code 52RBU1010 · 52/68.9 X 88 X 98
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Through bolts
Part code: ask us
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Piston
Part code: ask us
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Stop pins and support bolts
Part code: ask us