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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.

Specification	Details
Product Name	Hammer Blades RM 31
Material Grade	27MnB5 / 30MnB5
Hardness	42–45 HRC
Surface Finish	Self & Oiled
Hole Size Options	16.5mm, 18.5mm, 20.5mm
Blade Width (Bottom)	170 mm (as per drawing)
Neck Width	70 mm
Curvature Radius	R = 80
Application	Flail mowers, mulchers, shredders
Features	High 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.