- 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.
Katrangan
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) Nalika aku bisa njaluk rega?
Kita biasane ngutip sajrone 24 jam sawise njaluk pitakon sampeyan.
2) Kepiye carane njaluk sampel kanggo mriksa kualitas sampeyan?
Sawise konfirmasi rega, sampeyan bisa njaluk conto kanggo mriksa kualitas kita. Yen sampeyan mung butuh sampel kosong kanggo mriksa desain lan kualitas kertas, kita bakal menehi conto gratis, anggere sampeyan bisa mbayar pengiriman ekspres.
3) Suwene aku bisa nyana kanggo njaluk sampel?
Sawise sampeyan mbayar biaya sampel lan ngirim file dikonfirmasi, conto bakal siap kanggo pangiriman ing 3-7 dina. Sampel bakal dikirim menyang sampeyan liwat ekspres lan teka ing 3-7 dina kerja. Sampeyan bisa nggunakake akun ekspres dhewe utawa prabayar yen sampeyan ora duwe akun.
4) Suwene suwene kabeh prosedur ditindakake?
Sawise sampeyan nggawe pesenan, wektu penanganan produksi kira-kira 20-25 dina. Kita butuh 7 dina kanggo nyiapake kabeh barang banjur 15 dina kanggo manufaktur.
5) Apa babagan transportasi lan tanggal pangiriman?
Biasane kita nggunakake kiriman kanggo transprot barang. Iku bab 7-25 dina. Iku uga denpends kang coutry lan port sampeyan.Bisa dadi luwih cendhek yen sampeyan kudu ngirim barang kaya Asia. Yen ana sawetara kahanan darurat, kita bisa ngirim barang liwat ekspres udara, anggere sampeyan bisa mbayar biaya lalu lintas.
6) Apa sampeyan perusahaan dagang utawa pabrikan?
Kita minangka produsen profesional. Kita ora mung duwe pabrik alat, nanging uga duwe pabrik karbida semen.
7) Where is pabrik Panjenengan?
Kita dumunung ing kutha Zhuzhou, Provinsi Hunan., Kutha basis tungsten karbida China
8) Suwene aku bisa nyana kanggo njaluk sampel?
Sawise sampeyan mbayar biaya sampel lan ngirim file dikonfirmasi, conto bakal siap kanggo pangiriman ing 3-7 dina. Sampel bakal dikirim menyang sampeyan liwat ekspres lan teka ing 3-5 dina kerja. Sampeyan bisa nggunakake akun ekspres dhewe utawa prabayar yen sampeyan ora duwe akun.
9) Kepiye babagan saham sampeyan?
We duwe produk jumlahe akeh ing Simpenan, jinis biasa lan ukuran kabeh ing Simpenan.
10) Apa pengiriman gratis bisa?
Kita ora nawakake layanan pengiriman gratis. Kita bisa duwe diskon yen sampeyan tuku produk jumlahe akeh
Bebas bae kanggo hubungi kula:
Aimee
Manajer sales
Zhuzhou Chuangde Cemented Carbide Co. Ltd
215, building 1, International Students Pioneer Park,
TaishanRoad, Tianyuan Distrik, Zhuzhou City.
Email: cd@cdcarbide.com
Tel:+86-731-22506139
Mobile:+8613786352688
Whatspp/wechat/Skype : 0086 13786352688



















