- 100% Solid PCBN Structure: The entire insert is made of premium PCBN, offering maximum cutting edges and the lowest cost-per-edge.
- Extreme Hard Machining (HRC 45-68): Perfectly replaces slow grinding processes for high-speed roughing on hardened steel & cast iron.
- Factory Direct Pricing & OEM: Direct supply with customized edge preparation (chamfering/honing) to maximize your CNC tool life.
- Optimize Your Machining Cost Today! Click 'Send Inquiry' for Grade Datasheet and Bulk Discounts.
Kaonekeswe
Technical Parameter & Detail Specification
RNMN120400-CD3800 Solid PCBN Insert
Parameter / Feature | Specification Details |
Model Number | RNMN120400 (RNMN1204) |
Shape | R - Round (Solid PCBN without hole) |
Inscribed Circle (IC) | 12.7 mm |
Thickness (S) | 4.76 mm |
Grade | CD3800 (Premium High-Content Solid PCBN) |
Structure | Solid PCBN (100% full-volume CBN material, multi-edge usability) |
Machining Parameters & Applications
Category | Application & Values |
Machining Hardness | HRC 45 – HRC 68 (Highly optimized for ultra-hard metals) |
Machining Method | Heavy-duty rough turning, high-depth profiling, heavily-interrupted cutting |
Cutting Speed (V_c) | Hardened Steel: 80 - 160 m/min | Hard Cast Iron/Rolls: 150 - 450 m/min |
Feed Rate (f) | 0.10 - 0.40 mm/rev (High feed rate capability) |
Depth of Cut (a_p) | 0.2 - 2.5 mm (Engineered for deep stock removal) |
Target Materials
Hardened Steels: High-speed steel (HSS), bearing steel, alloy tool steel, carburized steel (e.g., GCr15, Cr12MoV, 20CrMnTi).
High-Hardness Cast Iron: High-chromium cast iron, Ni-hard cast iron, chilled cast iron, and nodular graphite iron rolls.
Abrasive Materials: Powder metallurgy components, hard-facing cladding alloys, and sintered iron.










Primary Application Fields
Roll Machining Industry: Heavy-duty rough turning and finishing of mill rolls, crescent ribs, and section rolls in steel plants.
Automotive Transmission Systems: Processing of hardened automotive components such as gear shafts, transmission gears, CV joints, and brake discs.
Mining & Heavy Machinery: Precision machining of large slurry pump impellers, wear-resistant liners, and heavy industrial crusher components.
Die & Mold Industry: Direct hard-milling or turning of high-alloy injection molds and stamping die cores without soft annealing.

Looking for a Reliable Solid PCBN Supplier?
Optimize Your Machining Cost Today! Click 'Send Inquiry' for Grade Datasheet and Bulk Discounts.



FAQ
1) Kodi ndingapeze liti mtengo wake?
Nthawi zambiri timatchula mawu pasanathe maola 24 titafunsidwa.Ngati mukufulumira kuti mupeze mtengo, chonde tiyimbireni kapena tiwuzeni mu imelo yanu kuti tiwone zomwe mukufuna patsogolo.
2) Ndingapeze bwanji chitsanzo kuti muwone ubwino wanu?
Pambuyo kutsimikizira mtengo, mungafunike zitsanzo kuti tione khalidwe lathu. Ngati mukungofunika chitsanzo chopanda kanthu kuti muwone kapangidwe kake ndi mtundu wa pepala, tidzakupatsani zitsanzo zaulere, bola mungakwanitse kunyamula katundu.
3) Kodi ndingayembekezere kutenga chitsanzo mpaka liti?
Mutatha kulipira chitsanzo ndi kutitumizira mafayilo otsimikiziridwa, zitsanzozo zidzakhala zokonzeka kutumizidwa m'masiku 3-7. Zitsanzo zidzatumizidwa kwa inu kudzera pa Express ndikufika pamasiku 3-7 ogwira ntchito. Mutha kugwiritsa ntchito akaunti yanuyanu kapena kutilipiriratu ngati mulibe akaunti.
4) Kodi ndondomeko yonseyi ikuchitika nthawi yayitali bwanji?
Mutatha kuyitanitsa, nthawi yogwira ntchito ndi pafupifupi masiku 20-25. Timafunika masiku 7 kukonza zinthu zonse kenako masiku 15 kupanga.
5) Nanga bwanji tsiku la mayendedwe ndi kutumiza?
Nthawi zambiri timagwiritsa ntchito kutumiza katunduyo.Ndi pafupi masiku 7-25.Zimadaliranso kuti coutry ndi doko muli chiyani.Zingakhale zazifupi ngati mukufuna kutumiza katundu ngati Asia. Ngati pali zadzidzidzi titha kutumiza katunduyo kudzera pa air Express, bola mungakwanitse kulipira ndalama zamagalimoto.
6) Kodi ndinu makampani ogulitsa kapena opanga?
Ndife akatswiri opanga. Sitingokhala ndi fakitale yathu ya zida, komanso tili ndi fakitale ya simenti ya carbide.
7) Kodi fakitale yanu ili kuti?
Tili mu mzinda wa Zhuzhou, Province la Hunan., tawuni ya tungsten carbide ku China.
8) Kodi ndingayembekezere kutenga chitsanzo mpaka liti?
Mutatha kulipira chitsanzo ndi kutitumizira mafayilo otsimikiziridwa, zitsanzozo zidzakhala zokonzeka kutumizidwa m'masiku 3-7. Zitsanzo zidzatumizidwa kwa inu kudzera pa Express ndikufika pamasiku 3-5 ogwira ntchito. Mutha kugwiritsa ntchito akaunti yanuyanu kapena kutilipiriratu ngati mulibe akaunti.
9) Nanga katundu wanu?
Tili ndi zinthu zambiri zomwe zilipo, mitundu yokhazikika komanso makulidwe ake onse ali mgulu.
10) Kodi kutumiza kwaulere kuli kotheka?
Sitimapereka ntchito yotumizira kwaulere. Titha kuchotsera ngati mutagula zinthu zambiri
Omasuka kulankhula nane:
Ayimee
Oyang'anira ogulitsa
Malingaliro a kampani Zhuzhou Chuangde Cemented Carbide Co., Ltd
215, building 1, International Students Pioneer Park,
TaishanRoad, District Tianyuan, Zhuzhou City.
Imelo: cd@cdcarbide.com
Tel:+86-731-22506139
Mobile:+8613786352688
Whatspp/wechat/Skype : 0086 13786352688



















