Kurita Sakuganki K.K.

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Spike Hammer

Spike Hammer

Use spike hammer for concrete shaving!

Heavy machinery mounted type
Spike hammer is used by installing on hydraulic excavator. It shaves shallow at high speed, and deep at low speed.
Arm pressing force
Concrete pressing force of heavy machinery arm moves with a light push, unlike breakers.
Hand-held type
KA-70 and RT-68 are hand-held type, but efficient if installed on light/heavy machinery or forklift.
Dust collecting mechanism
KA-200 and KA-100 can absorb dust during grinding from the center of hammer when connected to a separate dust collector (precipitator) and improve the work environment. It can also inject water.
Production of exclusive stand
Spike hammer can be installed on hydraulic excavator, but exclusive stand that meets the purpose is also produced.

Spike hammer specifications (concrete compressive strength 250kg/cm²)

Photo 1
Model KA-200 KA-100 KA-95 KA-70 RT-68
Heavy machinery installation (m³) Over 0.25 0.1~0..2 0.07 Hand-held type Hand-held type
Hammer weight (kg) 300 140 66 34 25
Bracket weight (kg) 160 150 70 - -
Number of strikes (blow/min) 1,600 1,600 2,000 2,100 2,100
Air consumption (Nm/min³) 7 5 3 1.4 1.4
Working air pressure (MPa) 0.5 0.5 0.5 0.5 0.5
Compressor (*) 100HP 75HP 50HP 30HP 30HP
Bit diameter X number of bit 70Φ X 6 60Φ X 5 40Φ X 6 70Φ X 1 60Φ X 1
ビット束径 mm Φ234 Φ170 Φ134 Φ70 Φ60
Capability (m²/h) Shaving depth 5mm 70 38 23 6 6
10mm 43 19 11 3 -
20mm     5.6 - -
30mm 11 5..5 3.5 - -
60mm 4.3 2.5 1.2 - -
Dust collecting mechanism Yes Yes Water injection - -
(*) Please note that compressors need to be prepared by the customers.

Chipping surface using spike hammer

Chipping surface using spike hammer photo 1
Chipping surface using spike hammer Photo 2

Usage example of spike hammer

Usage example of spike hammer Photo 03
Usage example of spike hammer Photo 04
Usage example of spike hammer Photo 05
Usage example of spike hammer Photo 06
Usage example of spike hammer Photo 07
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Usage example of spike hammer Photo 09
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