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Brand Name : Halnn
Model Number : RNMN1204/RNGN1207/CNMN1207/SNMN1207
Certification : ISO9001
Place of Origin : China
MOQ : 10 pcs
Price : Negotiable
Payment Terms : T/T, Western Union,Paypal, MoneyGram
Supply Ability : 100000 pcs/month
Delivery Time : 3~15 working days
Packaging Details : 10 pcs in one plastic box inside, carbon box outside
Application : Pump Housing,Impeller
MOQ : 10 pcs
Halnn Grade : BN-K1
Materials : Cubic Boron Nitride
Orgin Conutry : China
Model No. : RNGN120400
Solid CBN Inserts RNMN/RNGN/CNMN/SNMN Rough Machining High Chrome Cast Iron Pump
1. Halnn Solid CBN Insert for machining high chrome cast iron pump
| ISO Code | Insert Grade | Suited Materials | Application Industry |
| K | BN-K1 | Chilled Cast Iron,Wear Resistant Cast Iron,High Nickel Chrome Cast Iron, High hardness Cast Iron | Cast Iron Rolls,Pumps,Slurry Pump,Industry Pump |
2. Characteristics of BN-K1 solid CBN inserts machining high chrome cast iron
| CBN Grade | Binder | CBN Content(%) | Granularity(μm) | Hardness(HV) |
| BN-K1 | TIC | 90 | 8-12 | 3000-3250 |
3.Application Case
Halnn BN-K1 Solid CBN Inserts interrupt turning pump impeller
Process Difficulties:
| BN-K1 Solid CBN Inserts interrupt turning pump impeller | ||
| Component | Slurry Pump Impeller | |
| Materials | High Chromium Cast Iron | |
| Slected Insert | BN-K1 SNMN120712 | |
| Cutting Parameters | ap=2.5mm,Fr=0.25mm/r,Vc=45m/min | |
| Insert Materials | Tool Life | Failure Mode |
| Halnn BN-K1 | 11 pcs | Normal Wear
|
| Other CBN | 3 pcs | Damage Rupture
|
4. Common Solid CBN Inserts Models for machining high chrome cast iron
| RNMN/RNGN Solid CBN Inserts
| ||||
| Models | Dimension | |||
| L(mm) | I.C(mm) | S(mm) | R(mm) | |
| RNMN090300 | / | 9.525 | 3.18 | / |
| RNMN090700 | / | 9.525 | 7.94 | / |
| RNMN120400 | / | 12.7 | 4.76 | / |
| RNMN150700 | / | 15.875 | 7.94 | / |
| RNMN200800 | / | 20.0 | 8.0 | / |
| RNMN201000 | / | 20.0 | 10.0 | / |
| RNMN251000 | / | 25.0 | 10.0 | / |
| CNMN/CNGN Solid CBN Inserts
| ||||
| Models | Dimension | |||
| L(mm) | I.C(mm) | S(mm) | R(mm) | |
| CNMN120404 | 12.7 | 12.7 | 4.76 | 0.4 |
| CNMN120408 | 12.7 | 12.7 | 4.76 | 0.8 |
| CNMN120412 | 12.7 | 12.7 | 4.76 | 1.2 |
| CNMN120704 | 12.7 | 12.7 | 7.94 | 0.4 |
| CNMN120708 | 12.7 | 12.7 | 7.94 | 0.8 |
| CNMN120712 | 12.7 | 12.7 | 7.94 | 1.2 |
| CNMN120716 | 12.7 | 12.7 | 7.94 | 1.6 |
| SNMN/SNGN Solid CBN Inserts
| |||||||
Type | Dimension |
Standard Chamfer | Grades | Corresponding tool holder | |||
| L(mm) | φI.C(mm) | S(mm) | r(mm) | BN-K1 | |||
| SNMN090304 | 9 | 9.525 | 3.18 | 0.4 | S01020 S01025 S02020 S02030 S05020 S10020 | CSDNN CSSNR/L CSKNR/L CSRNR/L CSXNR/L S25T-CSKNR/L | |
| SNMN090308 | 9 | 9.525 | 3.18 | 0.8 | |||
| SNMN090312 | 9 | 9.525 | 3.18 | 1.2 | |||
| SNMN090404 | 9 | 9.525 | 4.76 | 0.4 | |||
| SNMN090408 | 9 | 9.525 | 4.76 | 0.8 | |||
| SNMN090412 | 9 | 9.525 | 4.76 | 1.2 | |||
| SNMN120404 | 12 | 12.7 | 4.76 | 0.4 | ● | ||
| SNMN120408 | 12 | 12.7 | 4.76 | 0.8 | ● | ||
| SNMN120412 | 12 | 12.7 | 4.76 | 1.2 | ● | ||
| SNMN120712 | 12 | 12.7 | 7.94 | 1.2 | ● | ||
| SNMN120716 | 12 | 12.7 | 7.94 | 1.6 | ● | ||
| SNMN150716 | 15 | 15.875 | 7.94 | 1.6 | ● | ||
| SNMN201020 | 20 | 20 | 10 | 2.0 | ● | ||

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Common Hard Turning Inserts Rough Machining Housing High Chromium Cast Iron Pump Images |