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Scraper cutting edge undercarriage parts
Higher Blades provides high strength wear-resisting scraper cutting edge with advanced heat treatment. Our "through hardening" technology can improve the hardenability to extend the cutting edges wear life. We can also design innovative material to meet any requirement such as wear resistance, welding performance, strength. We provide standard material as follows:
| Material Serie | Hardness (HB) | Yielding Strength (Mpa) | Tensile Strength (Mpa) | Elongation (%) | Impact Energy (J/cm²) |
| HM400 | 370-430 | ≥1050 | ≥1250 | ≥12 | 24(-20℃) |
| HM500 | 470-520 | ≥1250 | ≥1500 | ≥7 | 24(-20℃) |
| HC80 | 250-330 | ≥450 | ≥900 | ≥11 | ≥15(25℃) |
| HC45 | 170-200 | ≥355 | ≥600 | ≥16 | ≥39(25℃) |
We provide full range parts number of cutting edge, end bit, overlay, bucket blades. Some parts number for your reference or you can also contact us for other part number.
| MODEL | PART NO. | DESCRIPTION | WEIGHT (KG) | Demension (inch) |
| D9 SU | 4T6459 | Dozer Center | 85 | 1-1/8 x 13 x 52-1/4 |
| D9 SU | 4T6456 | Dozer Ends | 63 | 1-1/8 x 13 x 37-3/8 |
| D9 SU | 7J2961 | Dozer Center | 130 | 1-5/8 x 13 x 52-1/4 |
| D9 SU | 7J2960 | Dozer Ends | 92 | 1-5/8 x 13 x 37-1/2 |
| D9 SU | 3G8289 | Hot Cup, RH | 58 | 1-3/8 x 16 x 27-1/2 |
| D9 SU | 3G8290 | Hot Cup, LH | 58 | 1-3/8 x 16 x 27-1/2 |
| D9 SU | 3G8281 | Hot Cup, RH | 68 | 1-5/8 x 16 x 27-1/2 |
| D9 SU | 3G8282 | Hot Cup, LH | 68 | 1-5/8 x 16 x 27-1/2 |
| D9 SU | 4T6448 | Dozer Center | 96 | 1-1/8 x 13 x 59-3/4 |
| D9 SU | 7J2962 | Dozer Center | 150 | 1-5/8 x 13 x 59-3/4 |
| D9 G & H U | 4T6378 | Dozer Center | 63 | 1-1/8 x 13 x 35-1/2 |
| D9 G & H U | 4T6379 | Dozer Ends | 40 | 1-1/8 x 13 x 23-1/4 |
| D9 G & H U | 9W6092 | Dozer Center | 76 | 1-3/8 x 13 x 35-1/2 |
| D9 G & H U | 9W9197 | Dozer Ends | 49 | 1-3/8 x 13 x 23-1/4 |
| D9 G & H U | 7J2959 | Dozer Center | 90 | 1-5/8 x 13 x 35-1/2 |
| D9 G & H U | 7J2979 | Dozer Ends | 57 | 1-5/8 x 13 x 23-1/4 |
| D9 G & H U | 3G8291 | Hot Cup, RH | 47 | 1-3/8 x 15-1/2 x 24 |
| D9 G & H U | 3G8292 | Hot Cup, LH | 47 | 1-3/8 x 15-1/2 x 24 |
| D9 N & R U | 6Y5538 | Dozer Center | 163 | 1-1/8 x 13 x 89 |
| D9 N & R U | 6Y5540 | Dozer Ends | 53 | 1-1/8 x 13 x 31-1/2 |
| D9 N & R U | 7T5701 | Dozer Center | 204 | 1-3/8 x 13 x 89 |
| D9 N & R U | 7T9125 | Dozer Ends | 66 | 1-1/8 x 13 x 31-1/2 |
| D9 N & R U | 9W7044 | Dozer Center | 247 | 1-3/4 x 13 x 89 |
| D9 N & R U | 9W3927 | Dozer Ends | 86 | 1-3/4 x 13 x 31-1/2 |
| D9 N & R U | 8E4197 | Hot Cup, RH | 77 | 2 x 16 x 24 |
| D9 N & R U | 8E4198 | Hot Cup, LH | 77 | 2 x 16 x 24 |
Higher Blades is China top manufacturer for cutting edges, end bit, bucket blade, overlay, wear plate, for bulldozer, loader, grader, excavator, scaraper, snow plow. We also provide OEM and customized service.
Scraper cutting edge undercarriage parts advaced machine.
Products & Service | Normal Manufacturer | Higher Blades | Customer Benefits |
Raw material purchasing | Purchase from steel supplier as normal customer relationship. | As strategic partner of SISG, We ourselves have been a profession steel supplier for over 20 years. We purchase over thirty thousands tons steel per month from China top steel factory. |
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Material selection | Standard boron or carbon steel. | Wider materials selection. Particular innovative material design ability. |
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Cutting process | Flame cutting | Germany Kjellberg CNC laser plasma cutting |
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Bevel process | Bevel is made by cutting process | Bevel is made by milling process |
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Hole process | Drilling machine with hand-operated rocker arm | CNC gantry high-speed drilling machine, and CNC multiple drilling & punching machine. |
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Heat treatment | Normal heating furnace | Core technology: large auto-roller heat treatment line with through hardening technology. Special cooling system ensure higher hardenability and consistency |
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Quality Control | Control on final products, provide normal test report. | Control on raw material, in-process, final products and provide report with 3rd party certification such as SGS, TUV, BV… |
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