- 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.
Deskrizzjoni
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) Meta nista 'nikseb il-prezz?
Normalment nikkwotaw fi żmien 24 siegħa wara li nġibu l-inkjesta tiegħek. Jekk int urġenti ħafna biex tikseb il-prezz, jekk jogħġbok ċempelna jew għidilna fl-email tiegħek sabiex inqisu l-prijorità tal-inkjesta tiegħek.
2) Kif nista 'nikseb kampjun biex niċċekkja l-kwalità tiegħek?
Wara l-konferma tal-prezz, tista 'teħtieġ li l-kampjuni jiċċekkjaw il-kwalità tagħna. Jekk għandek bżonn biss kampjun vojt biex tiċċekkja d-disinn u l-kwalità tal-karta, aħna nipprovdulek kampjun b'xejn, sakemm taffordja l-merkanzija espressa.
3) Kemm nista' nistenna li nikseb il-kampjun?
Wara li tħallas il-ħlas tal-kampjun u tibgħatilna fajls ikkonfermati, il-kampjuni jkunu lesti għall-kunsinna fi żmien 3-7 ijiem. Il-kampjuni jintbagħtulek permezz express u jaslu fi 3-7 ijiem tax-xogħol. Tista' tuża l-kont espress tiegħek stess jew tħallasna minn qabel jekk ma jkollokx kont.
4) Kemm idum il-proċedura kollha li qed tinħadem?
Wara li tagħmel ordni, il-ħin tal-immaniġġjar tal-produzzjoni huwa ta 'madwar 20-25 jum. Għandna bżonn 7 ijiem biex nippreparaw l-għalf kollu imbagħad 15-il jum għall-manifattura.
5) Xi ngħidu dwar it-trasport u d-data tal-kunsinna?
Normalment nużaw il-vjaġġ bil-baħar biex jittrasportaw il-merkanzija. Huwa ta 'madwar 7-25 ġurnata. Jiddependi wkoll minn liema pajjiż u port int. Jista' jkun iqsar jekk għandek bżonn tibgħat l-oġġetti bħall-Asja. Jekk ikun hemm xi emerġenzi nistgħu nibagħtu l-merkanzija permezz ta 'air express, sakemm taffordja l-ispiża tat-traffiku.
6) Int kumpanija kummerċjali jew manifattur?
Aħna manifattur professjonali. Aħna mhux biss tippossjedi l-fabbrika tal-għodod tagħna, iżda għandna wkoll fabbrika tal-karbur tas-siment.
7) Fejn tinsab il-fabbrika tiegħek?
Aħna jinsabu fil-belt ta 'Zhuzhou, Provinċja ta' Hunan., belt bażi tal-karbur tat-tungstenu taċ-Ċina
8) Kemm nista' nistenna li nikseb il-kampjun?
Wara li tħallas il-ħlas tal-kampjun u tibgħatilna fajls ikkonfermati, il-kampjuni jkunu lesti għall-kunsinna fi żmien 3-7 ijiem. Il-kampjuni jintbagħtulek permezz express u jaslu fi 3-5 ijiem tax-xogħol. Tista' tuża l-kont espress tiegħek stess jew tħallasna minn qabel jekk ma jkollokx kont.
9) Kif dwar l-istokk tiegħek?
Għandna prodotti ta 'kwantità kbira fl-istokk, tipi u daqsijiet regolari huma kollha fl-istokk.
10) Huwa possibbli tbaħħir b'xejn?
Aħna ma noffrux servizz ta 'tbaħħir b'xejn. Nistgħu jkollna skont jekk tixtri prodotti ta 'kwantità kbira
Ħossok liberu li tikkuntattjani:
Aimee
Manager tal-bejgħ
Zhuzhou Chuangde Cemented Carbide Co. Ltd
215, building 1, International Students Pioneer Park,
TaishanRoad, Distrett Tianyuan, Belt Zhuzhou.
Email: cd@cdcarbide.com
Tel:+86-731-22506139
Mobile:+8613786352688
Whatspp/wechat/Skype : 0086 13786352688




















