690.005
High Torque Retention Knobs
Made from hot rolled 8620H fine grain steel: improves durability, extends part life, and reduces distortion from heat treat. Designed to reduce toolholder expansion and improve toolholder balance.
PDF Data Sheet: High Torque Retention Knobs (690.005) • Made from hot rolled 8620H fine grain steel
• Improves durability
• Extends part life
• Reduces distortion from heat treat
• Shot peened to relieve stress
• Deburred with radius corners for better finish
• Better finishes than required by International Standards
• Written inspection records on every mfg. lot
• Made in the USA from USA manufactured materials
• 2X to 10X less expansion of the toolholder shank
• Laser-marked with month/year of purchase to help determine life span
• Laser-marked with part number, serial number for traceability
All the qualities to look for in a high-torque retention knob: • Reduces toolholder expansion
• Reduces costs
• Increases profit
• Increases production
• Increases tool life
• Increases feed rates
• Increases rigidity
• Improves toolholder balance
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Location: 304 North Main St, Suite 104, Rockford, IL 61101-1101 USA
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Related
Pull Studs / Retention Knobs
High-precision retention knobs are available for use with BERG steep taper grippers.
Steep Taper (CAT/ANSI) Gauge Retention Knobs
Use a CAT/ANSI (ASME) B5.50 Standard "V" taper gauge in steep taper spindles.
Steep Taper (MAS 403-BT) Gauge Retention Knobs
Use a BT Standard gauge/taper in steep taper spindles.
Steep Taper Grippers SSK-JBS
SSK gripper are primarily designed for drawing in and ejecting steep taper tooling provided with retention knobs internationally standardized as per DIN, ANSI, MAS, JIS and ISO which allow fast automatic tool changes. SSK grippers are not only suitable for clamping tools, but also workpieces or workpiece holders and pallets on machining centers, milling machines, boring machines, grinding centers, special purpose machines, and handling systems.
Steep Taper (DIN 69871) Gauge Retention Knobs
Use a DIN 69871 Standard gauge/taper in steep taper spindles.
Steep Taper Grippers SSKE
Based on the popular SSK design, BERG Spanntechnik SSKE grippers use a common spindle contour for all retention knob standards, greatly simplifying design and production requirements for spindle manufacturers.
SSKES grippers are dimensionally the same as the SSKE series, except are designed with additional features for high-speed operation.
Steep Taper Grippers SSKE-KH
SSKE-KH grippers are designed for applications requiring a shorter drawbar stroke.
Heavy-Duty Runout Arbor Travel Cases
The runout arbor travel case is designed for portability while protecting arbors. The case holds two arbors, with additional space for extra retention knobs, indicator, and a magnetic base. The case is virtually indestructible and waterproof. Can be used with padlocks for added security.
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