Hot Forged Bolt for Ball Mill

Basic Info

Product Description

mill liner bolts and nuts

Material: Carbon steel, alloy steel

Thread rod diameter: M24-M56 / Length: 50mm-2000mm (Metric / British system)

Grade: 4.8, 5.8, 6.8, 8.8, 9.8, 10.9 class (Gr2, Gr5, Gr8)

Processing: Hot forging

Surface treatment: Plain / black oxide / electro galvanizing

Dimension: Various type including D-head bolt, square head bolt, waist type bolt and bucket type bolt etc.

Equipment: Forging dies, thread rolling machine, tapping drilling machine

Test: Hardness test, roughness test, tensile test



Accessories matching program:

(1)Liner bolt+Nut +Flat washer + Spring washer.

(2)Liner bolt+Nut+Chamfer gasket+O-shaped rubber ring.

(3)Liner bolt+Nut+Step gasket+Cylindrical-shaped rubber ring.

(4)Liner bolt+Screw cap with gasket.

(5)Liner bolt+Bowl pad+Hemp rope washer.

(6)Liner bolt+Nylon self-locking nuts.

(7)Liner bolt+Slot cap nut etc.
 

Material	Mid/low carbon steel / Alloy steel
Size	Customized, mainly produce size M24-M56
Grade	4.8/5.6/5.8/6.8/8.8/10.9 or Gr2,Gr5,Gr8
Processing	Hot forge + heat treatment
Standard	ASTM/DIN/GB
Testing	hardness test, roughness test, tensile test
Equipment	CNC machine, automatic machine, thread rolling machine, tapping drilling machine
Surface treatment	Black oxide
MOQ	20 pieces
Package	wooden case and pallet or as per customers request
Producing ability	About 1500Ton/Year