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What is a hydraulic crankshaft grinding machine used for in the shop?
The hydraulic crankshaft grinding machine is essential for correcting wear, out-of-roundness and warpage in engine crankshafts. With hydraulic automatic feed, it offers superior precision in grinding main and rod journal surfaces, ensuring exact measurements and professional finish. It's fundamental in specialized machine shops for restoring crankshafts from cars, trucks and machinery, returning them to original factory specifications.
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What is the maximum crankshaft diameter that the RVC-1800HVP can grind?
The RVC-1800HVP grinding machine has swing capacity up to Ø21.3 inches (540mm) maximum diameter, with 70.9 inches (1800mm) distance between chucks. This allows working with crankshafts from large engines, from passenger cars to heavy trucks and industrial equipment. The ribbed cast iron structure ensures rigidity to maintain precision even on large parts, with P4 precision bearings in headstocks for maximum stability during operation.
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What types of engines accept grinding on this crankshaft machine?
The RVC-1800HVP accepts crankshafts from virtually all engine types: from passenger cars, large motorcycles, light and heavy trucks, to industrial and marine engines. With 70.9 inches (1800mm) between chucks and Ø21.3 inches (540mm) swing, it covers from 4-cylinder engines to V8, V12 and large diesel engines. Adjustable steady rests from Ø1 inch to Ø4.9 inches (25-125mm) and Ø7.9 inch (200mm) universal chucks ensure secure clamping of varied crankshafts.
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What's the difference between manual and automatic hydraulic crankshaft grinder?
The hydraulic grinder like the RVC-1800HVP offers automatic feed via hydraulic system, eliminating manual work and ensuring cut uniformity. It features continuous measurement during operation, variable speed from 20-100 rpm and controlled feed of 78.7 IPM (2000mm/min) on the grinding head. Manual machines depend on operator for all movements, being slower with higher risk of human error, but have lower initial cost.
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How does the continuous measurement system work on the crankshaft grinder?
The RVC-1800HVP continuous measurement system uses a measuring blade that constantly monitors the journal diameter during grinding. This allows real-time control of dimensions, preventing excessive cuts and ensuring dimensional precision. The operator monitors the process without stopping the machine, speeding up work and reducing scrap. It's essential for maintaining tight tolerances required in modern crankshafts.
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What maintenance is needed on the crankshaft grinder to make it last longer?
Essential maintenance includes: regular hydraulic oil and filter changes, daily coolant system cleaning, P4 bearing inspection in headstocks, proper wheel dressing and guide cleaning. The lubrication pump must always have clean oil. With the RVC-1800HVP cast iron structure and quality components, properly maintained it can last decades. Also check periodic alignment of universal chucks and steady rests.
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Hydraulic Crankshaft Grinder 1.8-Meter RVC-1800HVP: how much does it cost?
The RVC-1800HVP is quoted on demand, and pricing varies with each customer's needs, including accessories, tooling and optional features. With in-house technology developed by Chinelatto in Brazil since 1962, you can count on responsive support from our technical team. Spare parts: many are kept in stock and the others are manufactured within a reasonable lead time. Request a quote at
chinelatto.com.br/contact — our sales team will contact you very soon.
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RVC-1800HVP
Engine Rebuilding Machines 11/07/2026 
