Geophysical Exploration Equipment Cylinder 80/70-85 80/70-85

The Geophysical Exploration Equipment Cylinder 80/70-85 80/70-85 is engineered for underground mining, rock drilling, and geophysical exploration applications. Compact envelope, high specific force output, and reinforced end mounts accommodate the severe shock loading and space constraints typical of mining machinery. Bore diameter Ø80mm, piston rod diameter Ø70mm, stroke 85mm. Materials: barrel — seamless honed steel tube; piston rod — 45# or 40Cr alloy steel, induction hardened Ø0.03-0.05mm oversize then hard chrome plated to Ra≤0.4μm; seals — Parker (USA) or Merkel (Germany) standard. All cylinders are hydraulically pressure-tested before dispatch. Custom bore, stroke, mounting, port position and surface treatment available on request. Contact Hengshui export sales for technical drawings and quotation: sales@wx-hxy.com | WhatsApp +86 133 8224 8877.