Grinding Mill Liner Bolts

  • Product Name: Grinding Mill Liner Bolts
  • Application: Mill Liners
  • Material: Steel
  • Microstructure: Predominantly Pearlite
  • Dimensions: As Per Drawings
  • Surface Quality: Good Surface Quality After Shot Blasting
  • Minimum Order Quantity: 200
  • Price: Discuss in email
  • Packaging Details: Packed by strong steel pallets; The load of each pallet is less than 2500kg
  • Delivery Time: It depends on the quantity to be ordered.
  • Payment Terms: L/C,T/T
  • Supply Ability: 8000 Ton/Tons per Year
  • Port: Shanghai
Mill Liner Bolt Units :
  1. Bolt material: 40Cr
  2. Bolt strength: 8.8 Grade
  3. Nut material: A3 steel
  4. One bolt unit includes a M24 bolt,a nut,a rubber washer,a concave washer and a spring washer.
  5. The bolt units can match the bolt holes of the liners very well.

Mill Liner Bolts

Chemical Composition & Mechanical Property of Wear-resistant Castings
Item   Cr-MoCr-MoCr-MoHigh Cr white ironHigh Cr Alloy SteelHigh Manganese SteelNi-Hard cast iron
Alloy Steel IAlloy Steel IIAlloy Steel III
EquivalentDL/T 681-1999AS 2074 L2B ModDL/T 681-1999GB/T 8263-1999GB/T 5680-1998GB/T 8263-1999
SpecificationsAS 2027 Cr27DL/T 681-1999AS 2027/Ni-Cr1-550
GB/T26651-2011AS 2027 CrMo 15/3JIS G 5153-1999AS 2027/Ni-Cr2-500
AS 2027 CrMo 20/2/1ASTM A 128AS 2027/Ni-Cr4-500
ASTM A532 Class III type A 25% CrDIN GX120Mn12AS 2027/Ni-Cr4-600
ASTM A532Class II type B 15% Cr-MoAFNOR:Z120Mn12AS 2027/Ni-Cr4-630
BS 4844 3EASTM A 532 1-A,B,C,D
DIN1695ASTM A 532 2-A,B,C,D,E
NFA32401.ASTM A 532 3-A
Material TypeMartensite SteelMartensite orMartensite SteelMartensite matrixAustenitic Mn Steel
Pearlitic Cr Mo Steel
HardnessHRc≥48HB470 &HRc≥50HRc≥56HB≤300HRc≥56
HB 321~370
Impact ValueAk≥40JAk≥10JAk≥4JAk≥80J

Mill Liner Bolts

Company Profile:

Our foundry has complete melting,heat treatment and test equipments,such as mid-frequency induction electrical furnaces,quenching and tempering furnaces,blast shot,spectrometer,Rockwell and Brinell Hardness tester,impactor,UT tester and metallographic microscope.
Mill liner Bolts used for holding Liner plates and Cheek plates in position in Jaw crushers and Impact crushers. These type of Mill Liner Bolts are used for ball Cement Industry Plants.

Mill Liner Bolts


We have been exporting castings to oversea markets,such as Brazil, Australia and South Africa.
Note: Please lets know the Size, quantity, Material or Grade, surface, If it is special and Non-standard products, please supply the Drawing or Photos


Eternal Bliss Alloy Casting & Forging Co, Ltd.



Our What’s app: 0086-130 930 23772