Hammer Blades RM-32 heavy-duty flail mower hammer blade made from hardened alloy steel for agricultural and mulching applications
Home Products Hammer Blades RM-31

Hammer Blades RM-31

Hammer Blades RM 31 are forged from high-grade 27MnB5 / 30MnB5 steel for exceptional durability and impact strength. With a hardness of 42–45 HRC and a precision-machined bore, these blades ensure superior cutting, shredding, and mulching performance. Available in 16.5mm, 18.5mm, and 20.5mm hole sizes.
SpecificationDetails
Product NameHammer Blades RM 31
Material Grade27MnB5 / 30MnB5
Hardness42–45 HRC
Surface FinishSelf & Oiled
Hole Size Options16.5mm, 18.5mm, 20.5mm
Blade Width (Bottom)170 mm (as per drawing)
Neck Width70 mm
Curvature RadiusR = 80
ApplicationFlail mowers, mulchers, shredders
FeaturesHigh strength, wear-resistant, long life

Quality You Can Trust

ISO 9001

Quality Management System certification ensuring consistent product quality.

ISO 14001

Environmental Management System for sustainable manufacturing practices.

OEM-Grade Fitment

Guaranteed compatibility and performance meeting original equipment standards.

Product Description

The Hammer Blades RM 31 are engineered for high-performance agricultural and forestry mulching applications. Manufactured from premium 27MnB5 / 30MnB5 boron-alloyed steel, these blades offer outstanding wear resistance and extended working life. Heat-treated to 42–45 HRC, they deliver consistent cutting efficiency even under heavy-duty use.

A smooth self & oiled surface finish improves corrosion resistance and operational flow. Designed with optimized cutting geometry and compatibility across multiple rotor assemblies, these hammer blades provide efficient shredding of grass, bushes, crop residue, and woody materials.

Available in three bore sizes—16.5mm, 18.5mm, and 20.5mm, RM 31 ensures versatile fitment for a wide range of flail mowers and mulchers.

Built for durability, precision, and long service life, RM 31 is a reliable choice for professional agriculture and land-clearing operations.

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