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Marteaux perforateurs supérieurs

RD921

Taille du trou
64 - 89 mm
Puissance des percussions
21 kW
Taux de percussion
71 Hz
RD900 Rock drill front left view white background

Le Sandvik RD921 est un marteau perforateur hydraulique conçu pour le forage long trou de diamètre moyen. Il s'agit du plus petit modèle de la série RD900, la gamme de marteaux hydrauliques la plus puissante de sa catégorie, capable de forer des trous de 64 à 89 mm.

Spécifications du produit

Taille du trou
64 - 89 mm
Puissance des percussions
21 kW
Taux de percussion
71 Hz
Pression des percussions
200 bar
Rotation (max.)
200 bar
Type de moteur rotatif
OMT250, OMT315
Poids
340 kg
Rock drill parts

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