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Combicham

Product catalog summary

Overview
This document provides technical specifications and features of ISCAR's high productivity drilling solutions specifically designed for wind turbine components. The focus is on maximizing drilling performance for parts such as yaw rings, tower flanges, planetary ring gears, and blade bearings.

Key Components

Yaw Ring: Responsible for orienting the wind turbine rotor towards the wind, made of alloy or bearing steel.
Tower Flange: Connects the tower's conical links, made of rolled steel, with heights ranging from 50 to 125 meters depending on turbine size.
Planetary Ring Gear: Facilitates speed transformation in the gearbox.
Blade Bearing: Adjusts blade angles to control power and rotor speed, made of bearing steel.

Drilling Solutions

MNC Large Diameter Indexable Drills: Features include integral pilot drills, one flat shank, and a drilling depth of 5xD. The drills are available in various diameters ranging from 26 mm to 50 mm.
COMBICHAM Drilling Line: Offers minimum cycle time and cost-effective solutions with a diameter range of 26-50 mm and a drilling ratio of 5xD. The central SUMOCHAM head provides self-centering ability for accurate holes without the need for pre-holes.

Technical Specifications

Hole tolerance: D+0.10/-0.05 under average conditions, adjustable based on machine and tooling conditions.
Minimum coolant pressure requirement: 15 bar.
Polished spiral flute geometry for improved chip evacuation.
Peripheral SOMT/X wiper inserts with 4 cutting edges for premium surface quality.

Conclusion
ISCAR's drilling solutions are engineered to enhance productivity and efficiency in wind turbine manufacturing, offering robust and precise tools tailored for the industry's specific needs.

Catalog excerpts

Maximum Drilling Performance for Wind Turbines E W vity N cti produ High I DRILL for COMB Mills Wind

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Drilling is one of the major machining operations in wind turbine manufacturing, especially for these parts: Planetary Ring Gear The yaw system of wind turbines is the component responsible for the orientation of the wind turbine rotor towards the wind. This is a mechanism that rotates the nacelle to face the changing wind direction. Made of alloy or bearing steel. Ring gears embrace the gearbox’s planetary gears, allowing them to transform low incoming speed to high outgoing speed. Tower Flange Blade Bearing Adjusts the angle of the blades by rotating a bearing at the root of each blade. The...

Open the catalog to page 2

Large Diameter Indexable Drills with Integral Pilot Drills and One Flat Shanks, Drilling Depth 5xD SOGX 060304-W SOGX 060304-W SOGX 060304-W SOGX 060304-W SOGX 070305-W SOGX 070305-W SOGX 070305-W SOGX 070305-W SOGX 070305-W SOGT 09T306-W SOGT 09T306-W SOGT 09T306-W SOGT 100408-W SOGT 100408-W SOGT 100408-W SOGT 100408-W SOGT 100408-W SOGT 100408-W SOGT 100408-W SOGT 100408-W SOGT 100408-W SOGT 100408-W SOGT 120408-W SOGT 120408-W SOGT 120408-W SOGT 120408-W SOGT 120408-W SOGT 120408-W SOGT 120408-W • Hole tolerance: D+0.10/-0.05 in average conditions. However, it can be higher or lower according...

Open the catalog to page 3

igh produLL for I H BI DR ills COM indM W Polished Drill Body High Productivity COMBI DRILL for Windmills New COMBICHAM drilling line provides minimum cycle time and the most cost effective solution for this operation. Features • Diameter range: 26-50 mm • 2 effective cutting edges for high productivity • Drilling ratio 5XD The central SUMOCHAM head provides a self-centering ability for premium hole accuracy. No pre-hole is needed up to 5XD drilling ratio. Peripheral SOMT/X wiper inserts feature 4 cutting edges and ensure premium surface quality.

Open the catalog to page 4

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