Guangzhou Jhome Cnc Tools Co.,Ltd

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WNMG-K3

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Applications

  • Workpiece Materials: Gray cast iron, ductile cast iron, malleable cast iron and various other cast irons
  • Machining Operations: Semi-finishing, universal machining
  • Typical Workpieces: Cast iron cylinder blocks, cylinder heads, brake discs, valve bodies, pump bodies, flanges
  • Cutting Conditions: Continuous cutting, light interrupted cutting, low-medium-high speed cutting, both dry and wet cutting available


WNMG-K3 carbide insert for cast iron semi-finishing

槽型
Grade
型号
Specification
牌号
Grade
切削条件
Cutting parameters
BP6305BP6315BP6325BP6335BP2205BP2215BP2225BP3205BP3215BP5205BP4205BP4215fn(mm/rev)ap (mm)
K3
WNMG080404-K3


☆★
0.15-0.50
0.40-3.50
WNMG080408-K3


☆★
0.20-0.50
0.50-4.00
WNMG080412-K3


☆★
0.20-0.55
0.80-5.00

★为第一推荐牌号 Recommended grade ☆为第二推荐牌号Optional grade

Product Introduction

WNMG-K3 is an 80° hexagon negative-type carbide turning insert. The K3 geometry is specially designed for cast iron semi-finishing, paired with two professional cast iron grades: BP3205 and BP3215. The 90° approach angle design effectively avoids machining interference, making it suitable for universal semi-finishing of various cast irons. The full-circumference groove design provides large chip space, and the special material combination enables cutting at low-medium-high speeds with excellent cutting performance. It can perform multiple turning operations including external turning, facing and profiling, delivering efficient and stable performance in both dry and wet cutting.

K3 Chip-breaker Features

  • Specialized for cast iron semi-finishing
  • Full-circumference groove design with large chip space
  • Special material combination, suitable for low-medium-high speed cutting
  • Suitable for universal machining of various cast irons with excellent cutting performance

Grade Introduction

BP3205

  • Specialized grade for cast iron machining
  • Innovative coating technology withstands high temperatures, suitable for dry and wet cutting, extends tool service life
  • Submicron grain substrate ensures excellent wear resistance of the insert
  • Coating structure: TiN+TiCN+Al₂O₃

BP3215

  • Universal grade for cast iron machining
  • Innovative coating technology withstands high temperatures, suitable for dry and wet cutting, extends tool service life
  • Submicron grain substrate ensures excellent wear resistance of the insert
  • Coating structure: TiN+TiCN+Al₂O₃

Key Advantages

  1. K3 specialized geometry for cast iron semi-finishing, full-circumference groove design with large chip space, smooth chip evacuation without clogging
  2. Special material combination supports full-range cutting from low to high speeds, with wide working condition adaptability
  3. 90° approach angle design adapts to stepped and profiling machining, effectively avoiding tool interference
  4. Dual-grade precise coverage: BP3205 specialized grade for cast iron machining, BP3215 universal grade for cast iron machining, adapting to different working conditions
  5. Submicron grain substrate ensures excellent wear resistance, innovative high-temperature resistant coating extends tool life, universal for dry and wet cutting
  6. Suitable for universal machining of various cast irons with excellent cutting performance and strong versatility

Applications

  • Workpiece Materials: Gray cast iron, ductile cast iron, malleable cast iron and various other cast irons
  • Machining Operations: Semi-finishing, universal machining
  • Typical Workpieces: Cast iron cylinder blocks, cylinder heads, brake discs, valve bodies, pump bodies, flanges
  • Cutting Conditions: Continuous cutting, light interrupted cutting, low-medium-high speed cutting, both dry and wet cutting available

Selection Tips

  • For specialized cast iron semi-finishing with high tool life requirements, BP3205 is the preferred choice
  • For universal cast iron machining with complex and variable working conditions, BP3215 is recommended
  • K3 geometry has optimal adaptability for universal machining of various cast irons and full-range low-medium-high speed cutting scenarios


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