Capabilites

 

Brunner Manufacturing Co., Inc. offers a wide range of capabilities including

 

Cold Forming

Up to Six Die Machines Multi-die cold forming of special fastening products

• Max diameter 1-3/8” (35mm)
• Max length 21” (533mm)

High speed bolt makers

• Max diameter .787” (20mm)
• Max length 7-7/8” (200mm)

 

Secondary Operations

CNC Machining

• Milling, turning, boring, near net tolerances achieved on cold formed products

Wire Forming

• Straighten and cut off up to ¾” diameter and 12’ in length
• Press bending up to 400 tons
• Automatic and semi-automatic cutting, bending, thread-rolling Videx machines
• Flattening and piercing capabilities 4 tons to 400 tons

Drilling, Tapping, Thread Rolling

• High speed progressive drilling with custom automatic drilling machines
• Automatic and hand feed thread rollers through size 70
• Roll form tapping
• Roll form knurling

Welding/Assembly

Custom built equipment for special applications

• Value added assembly of wireform/cold-form products
• Swaging
• Robotic welding

Metal Finishing

Heat Treat

• Neutral hardening, carburizing, carbonitriding, annealing and normalizing.
• Hardening and tempering
• Stress relieving

Electro plating

• Fully computerized barrel plating zinc chromate yellow and clear