|Place of Origin:||China|
|Brand Name:||Eternal Bliss|
|Minimum Order Quantity:||10 sets|
|Price:||USD4/set ~ USD20/set|
|Delivery Time:||It depends on the quantity to be ordered.|
|Payment Terms:||by T/T or L/C|
Material Grade: 40Cr;
Quality Level: 12.9, 10.9, 8.8, 6.8, 4.8 Grade
Sizes: M20,M24, M27,M30,M36,M42,M45;
Bolt-head Shape: oval head, square head,ellipse head;
1. The high strength bolts have been widely used in large ball mills up to dia.12-meter mills.
2. The high strength screws can be reliably used in small,middle and large cement mills,coal mils and mine mills.
3. The high strength bolts have been properly heat-treated to achieve better mechanical properties.
4. The standard bolt units include one rubber ring,concave washer,spring washer and nut.