Professional Power Tools Pneumatic Sander Extension Shaft Tool Deep Cavity Grinder

Product Description

Product Description

About Air straight grinder AFC20-12/PFLxx-Lxxxx:

1. This is air power straight grinder which is combined by AFC20-R and PFL series extension shaft.

2. AFC20-R is air drive armature, which provide 20000RPM.

3. Extension shaft PFL

a). Three diameter available: 9mm, 13mm, 18mm, and customized length from 300mm to 4000mm,  which is suitable various application.

b). PFL extension can be bent once. Minimum bending radius R 250 mm. Maximum angle 45°.

c). Suitable for AFC20-R air armature and EFD8-R Electric armature.

Core Advantage
Specifically designed for fine grinding, deburring, polishing and weld treatment of deep cavities, long holes, curved tubes and inaccessible narrow dead zones where standard grinders cannot reach

Specification

Model No.:	AFC20-R
Order NO.:		Free Speed:	20000RPM
Power source:	Compressed air	Motor Power:	400W
Air presure:	90PSI

Features

Three diameter available

Bendable Shaft

Optional Armature

·  With liner installed, using sanding belt ring for grinding work, reduce abrasive cost.

·  PFL extension can be bent once. Minimum bending radius R 250 mm. Maximum angle 45°.

·  Suitable for AFC20-12 air armature and EFD8-12 Electric armature.

Extension shaft PFL

.

Application

Application:

1. Pipe & Tube Processing
Long straight pipes, U-shaped stainless steel pipes and elbow tubes: weld seam grinding, weld scar removal, rust removal, inner wall mirror polishing, oxide layer removal and edge trimming
Finishing deep holes and dead corners of special-shaped pipe interiors with optional bendable shafts for complex curved tubes

2. Die Casting & Foundry Industry

Die-cast flywheels, aluminum die castings and precision castings: removing gate, flash, burrs and residual runners, as well as inner cavity trimming and finishing
Deep cavity cleaning, shaping and polishing of aluminum alloy and iron castings

3. Mold Industry
Deep cavity molds, injection molds and die-cast molds: mold repair, mirror polishing, removing tool marks, cleaning residual material in dead corners, trimming flash on parting surfaces

4. Automotive & Heavy Machinery Industry
Deburring, carbon removal and polishing deep cavities of engine blocks, cylinder heads, wheel hubs and gearbox housings
Weld grinding, rust removal and inner surface finishing for large pressure vessels and engineering equipment cylinders

5. General Metal Finishing
Precision deburring, chamfering, brushing, mirror polishing and oxide removal for deep grooves, narrow slits and hidden areas of stainless steel, aluminum alloy, copper and other metal workpieces
Precision inner surface processing of deep-hole and long-tube hardware parts

6. Other Scenarios
Vessel & pressure vessel manufacturing: internal weld treatment, rust removal and polishing of long cylindrical tanks
Finishing deep structures of woodwork, composite materials and fiberglass products
High-precision fine grinding and mirror finishing processes requiring deep reach

Packaging & Shipping

Model Number	Package Size	Net Weight	Gross Weight
AFC20-R/PFL13-L300	60*20*20cm	2.5kg	3kg

Company Profile

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