Dirui tapping machine self tapping screw machine threading machine to make couplers  is for processing parallel threads on rebar couplers which are used for rebar mechanical connection, can process HRB335, HRB400, HRB500 steel tube with diameter 12--50mm and material 45 C or 40 Cr. The thread length of rebar coupler which can be produced by this machine is 40-120mm.

Technical Parameters

Model: DGS-40Z tapping machine 

Thread Length: 40-120MM rebar coupler

Thread Pitch: 1.75,2.0,2.5,3.0,3.5,4.0,4.5MM      

Rebar Diameter: 12-50MM rebar coupler

Thread Angle: 60/75,Customized  

Spindle Speed:220r/min 250r/min 280r/min 320r/min

Meterial available: 45C/40Cr 

Thread Type: Parallel thread(flat)

Motor Power:  4KW 1440r/min       

Voltage:   3-380V 50HZ

Color: Grey tapping machine 

Output: 7~8 pcs/min

Dimension: 1200*1500*2500mm (47.24*59.06*98.43in)     

Net Weight: 1025KG(36155.8oz)

Certification: ISO9001:2008   

Package: Wooden Case, Iron frame

Delivery time: 20 days for OEM, 10-15 days for ready goods

Function: Countersink( making parallel threads on steel tube)

Rebar coupler types:       

1 Standard type

2 Position coupler(left-right handed thread)

3 Transition coupler(different diameter)

1       Easy installation, operation and maintenance

2       Reasonable structure, reliable performance

3       High production efficiency, no need for skilled technicians

4       Full-tension splice, bar break under tensile tests,

5       Processed thread is more precise with small conical degree and smooth surface

6       High strength: tensile test more than 980 MPA, can reach 110% of yield strength of parent rebar

7       Designed and manufactured in compliance with ISO9001:2008

8       Design service, OEM service and buyer label offered