Biax Power Scrapers & Hand Scrapers
BIAX power scrapers from Dapra are many times faster and more accurate than hand scraping, making them ideal for OEM remanufacturing and MRO applications.
- Quick and easy to use – reduces operator fatigue
- Adapts to individual operator techniques
- Use on cast steel, hard cast iron, malleable cast iron, nonferrous materials and more
- Basic hand scrapers are also available as a cost-effective alternative to power scraping
- Worldwide scraper training is available
Read our power scraping guidelines and reference materials.
We can repair and service all of your BIAX tools at our headquarters in Bloomfield, CT.
Online ordering is not currently available for scrapers, blades and accessories. Please contact us for a quote or to place an order.
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Five unique scraper models are available to suit your specific needs:
7ESM/BS-40 Heavy-duty, variable-speed electric scraper
| Scraping Speed, Electronically Variable: | Up to 1900 strokes/minute |
|---|---|
| Length of Stroke, Infinitely Variable: | 0" to 0.8" (0 to 20mm) |
| Operating Voltage, Standard: | 110 VAC, 60Hz (220 V available) |
| Power Draw: | 320 watts |
| Weight: | 11.5 lbs. (5.2kg) |
| Dimensions: | 4.4" x 2.6" x 17.4" (110 x 65 x 440mm) |
Applications: Heavy roughing and work on large machines and equipment. Scraping of hardened steel guide ways. Large turbine housings, drives, pumps, valves. Extension handle included.
7ELM/BL-40 All-purpose, medium-weight, variable-speed electric scraper
| Scraping Speed, Electronically Variable: | Up to 1900 strokes/minute |
|---|---|
| Length of Stroke, Infinitely Variable: | 0" to 0.8" (0 to 20mm) |
| Operating Voltage, Standard: | 110 VAC, 60Hz (220 V available) |
| Power Draw: | 320 watts |
| Weight: | 9.3 lbs. (4.2kg) |
| Dimensions: | 4.4" x 2.6" x 17.4" (110 x 65 x 440mm) |
Applications: Specially designed for Scraping Technique 40. Roughing, semifinish and finish scraping. Oil-tight or steam-tight scraping. Dovetail and Vee-way scraping. Uprights, cross-rails and harder-to-reach areas. Machine tool maintenance and repair. Our all-purpose workhorse for medium to larger work.
BL-10 All-purpose, lightweight, variable-speed electric scraper
| Scraping Speed, Electronically Variable: | Up to 1900 strokes/minute |
|---|---|
| Length of Stroke, Infinitely Variable: | 0" to 0.4" (0 to 10mm) |
| Operating Voltage, Standard: | 110 VAC, 60Hz (220 V available) |
| Power Draw: | 320 watts |
| Weight: | 7.0 lbs. (3.3kg) |
| Dimensions: | 4.4" x 2.6" x 12.6" (110 x 65 x 320mm) |
Applications: The ideal scraper for square, Vee and dovetail ways. Highest-quality bearing points and finish on surface plates and master plates. Lightweight and compact design makes this model particularly suitable for finish scraping of cast steel, cast iron, brass and way-liner material. Our all-purpose model for medium to smaller work.
7DLM All-purpose, single-speed pneumatic scraper*
| Scraping Speed, at 6 bar (90 psi): | 1400 strokes/minute |
|---|---|
| Length of Stroke, Infinitely Variable: | 0" to 0.8" (0 to 20mm) |
| Power Draw: | 350 watts |
| Weight: | 8.0 lbs. (3.6kg) |
| Dimensions: | 4.4" x 2.6" x 16.8" (110 x 65 x 425mm) |
| Hose Connection: | 3/8" pipe thread |
Applications: Used on applications where pneumatic power is desired or necessary (danger of explosion). Same applications as the 7ELM/BL-40 model. Single stroke speed. Often used for special applications in chemical, plastics and food industries to scrape off hardened resin or coating residue, etc. Muffler/air silencer not included. * Available on request.
HM-10 Half-moon pattern "flaker," variable-speed electric model
| Scraping Speed, Electronically Variable: | Up to 1900 strokes/minute |
|---|---|
| Length of Stroke: | Fixed |
| Pattern Sizes (Depends on Blade): | Small, Medium, Large, Extra Large |
| Operating Voltage, Standard: | 110 VAC, 60Hz (220 V available) |
| Power Draw: | 320 watts |
| Weight: | 6.2 lbs. (2.8kg) |
| Dimensions: | 4.4" x 2.6" x 12.6" (110 x 65 x 320mm) |
Applications: Scraping/flaking of half-moon oil-pocket patterns for slide way lubrication, or to break up friction and "stick-slip" on precision-machined flat surfaces and ways. Pattern creates pleasing appearance and ensures good surface lubrication with better wear characteristics. Rescraping of worn ways to reestablish lubrication and prevent further wear. Our "Flaker" or "Spotter" model.