CRB450 Connecting Rod Boring Machine

Highlights: Connecting Rod Boring Machine

We manufacture and supply high-precision Connecting Rod Boring Machines for accurate repair and resizing of connecting rods. Engineered for durability and efficiency, these machines are built with premium materials in our advanced facility.

  • Designed for precision boring of connecting rod big and small ends
  • Built to meet industrial-grade performance standards
  • Undergo strict quality checks
  • Backed by timely and safe delivery for reliable service

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Description

The Connecting Rod Boring Machine is a specialized precision machine used in automotive engine rebuilding to accurately rebore and align the big and small ends of connecting rods. It ensures the correct center-to-center distance and perfect circularity, which is critical for smooth engine performance and extended component life.

Key Applications:

  • Boring and resizing of connecting rod big ends (bearing housing)
  • Small end bush boring or honing for piston pin fit
  • Restoration of worn or distorted rod bores
  • Used in passenger cars, motorcycles, trucks, tractors, and diesel engines

Features:

  • High-precision spindle and feed system
  • Rigid clamping for perfect bore alignment
  • Suitable for various rod sizes and types
  • Delivers consistent results within tight tolerances (±0.01 mm)

Technical Specifications:

TECHNICAL SPECIFICATIONS CRB 600 CRB 450
BORE CENTER DISTANCE 80 MM TO 600 MM (3.1″ X 23.6″) 80 MM TO 450 MM (3.1″ X 17.7″)
BORING SPINDLE SPEED INFINITY VARIABLE 100 -1000 RPM INFINITY VARIABLE 100 -1000 RPM
BORING RANGE 15 MM TO 175 MM (0.6″- 7″) 15 MM TO 140 MM (0.6″-5.5″)
BOTTOM PART TRAVERSE CROSSWISE 50 MM (1.97″) 50 MM (1.97″)
TABLE MOVEMENT LONGITUDINAL 300 MM (11.8″) 300 MM (11.8″)
A.C MOTOR 1.5 KW / 2 HP 1.5 KW / 2 HP
D.C. MOTOR 0.19 KW / 0.25 HP 0.19 KW / 0.25 HP
LENGHT OF THE MACHINE 1300 MM (51″) 1300 MM (51″)
WIDTH OF THE MACHINE 800 MM (31.5″) 800 MM (31.5″)
HEIGHT OF THE MACHINE 1850 MM (73″) 1700 MM (67″)
WORK SPACE REQUIRED(LxWxH) 1800 MM X 1100 MM X 2000 MM (71″x43″x79″) 1800MM X 1100 MM X 1850 MM (71″x43″x73″)
NET WEIGHT(APPROX) 775 KGS 725 KGS
GROSS WEIGHT(APPROX) 1100 KGS 925 KGS
SHIPPING VOLUME 3 M3 3M3
PACKING CASE OUTER SIZE(LxWxH) 1500 MM X 950 MM X 2055 MM 1500 MM X 950 MM X 1905 MM

Standard Equipments:

Standard Accessories:
Boring Spindle 2 Nos
Boring Tool 3 Nos
T.S.M. Frame 2 Nos
Centering device with dial gauge 1 No
Tool Setting
Micrometer Assembly 1 No
Con. rod Fixing V Block with pin 1 No
Con.rod Clamping Collar 1.Set
Taper pin 1.Set
Tool Adjusting Bracket with Knob 1 No
Centering Cone 1.Set
Operating Tool 1.Set
Dimensions
Length of Machine 1450mm
Width of Machine 850mm
Height of Machine 1850mm
Net weight (approx) 725kg
Gross weight (approx) 925kg