china supplier Jk Series Mining Hoist Winch Parts Head Sheave for Coal Mine manufacturers

Merchandise Description

Jk Collection CZPT CZPT Winch Areas for Coal Mine


Mine hoist can be divided into two kinds one particular sort is JKE collection solitary rope mining hoist and the other is Multi-rope friction hoist. 
This series mine hoist such as 2m-5m one tubular and double tubular types, and can be used for mining hoist, staff lifting and content and gear descending from vertical shafts or inclined shafts of coal, metal and CZPT metallic ores.
JK mine hoist is mainly used in inclined roadways and wells of coal mines, metal mines and non-metal mines to hoist or lower personnel and materials.

Specialized parameters:

Model Drum Tension
Lift height (m) Max 
velocity ratio
Number Dia Width one-layer two-layer 3-layer
m KN mm m m/s r/min
JK-2×1.5/20 1 2. 1.5 62 24 305 650 1571 5.2 20. 1000
JK-2×1.5/31.five 31.5
JK-2×1.8/twenty 1.eighty 375 797 1246 20.
JK-2×1.8/31.five 31.five
JK-2.5×2/20 2.5 2.00 83 28 448 945 1475 5. twenty. 750
JK-2.5×2/31.five 31.five
JK-2.5×2.3/twenty 2.30 525 1100 1712 twenty.
JK-2.5×2.3/31.5 31.five
JK-3×2.2/twenty 3. 2.20 135 36 458 966 1513 6. 20.
2JK-2×1/11.two two 2. 1.00 62 40 24 182 406 652 7. 11.2
2JK-2×1/20 twenty.
2JK-2×1/31.5 31.five
2JK-2×1.25/11.two 1.25 242 528 838 eleven.two
2JK-2×1.25/20 20.
2JK-2×1.twenty five/31.5 31.five
2JK-2.5×1.2/eleven.2 2.five 1.20 83 65 28 843 8.8 eleven.2
2JK-2.5×1.2/20 20.
2JK-2.5×1.2/31.five 31.five
2JK-2.5×1.5/eleven.2 2.5 1.fifty 83 65 28 319 685 1080 8.eight eleven.2
2JK-2.5×1.5/20 20.
2JK-2.5×1.5/31.five 31.five
2JK-3×1.5/11.2 3. 135 90 36 289 624 994 10.5 eleven.2
2JK-3×1.5/twenty twenty.
2JK-3×1.5/31.five 31.5
2JK-3×1.8/eleven.2 1.eighty 362 770 1217 eleven.two
2JK-3×1.8/twenty twenty.
2JK-3×1.8/31.5 31.5
2JK-3.5×1.7/eleven.two 3.5 1.70 170 115 40 349 746 12.six eleven.two
2JK-3.5×1.7/twenty 20.
2JK-3.5×2.1/11.two 2.10 450 950 11.two
2JK-3.5×2.1/eleven.2 twenty.
2JK-4×2.1/10 4. 245 160 48 421 891 12.6 10. 600
2JK-4×2.1/eleven.two 11.two
2JK-4×2.1/twenty twenty.
2JK-5×2.3/ten 5. 2.thirty 280 180 52 533 12 ten. 500

Possible defects:

Defect Leads to
Unfilled sections Insufficient material
Low pouring temperature
Porosity Melt temperature is too high
Non-uniform cooling rate
Sand has low permeability
Hot tearing Non-uniform cooling rate
Surface projections Erosion of sand mold interior
A crack in the sand mold
Mold halves shift

Q: How about the quality of your products?
A: Our machines are produced strictly in accordance to national and intercontinental standards, and we just take a examination on every single tools just before delivery.
Q: How about the price?
A: We are manufactory, and we can give you reduced value than people trade firms. Aside from, CZPT ers from Made in CZPT can get a price reduction.
Q: Do you provide after-sale provider?
A: Sure. The warranty period of CZPT equipment is one year, and we have a specialist after-sale crew to promptly and thoroughly solve your difficulties.
Q: Do you offer products operation coaching?
A: Indeed. We can ship expert engineers to the working internet site for tools installation, adjustment, and procedure instruction. All of CZPT engineers have passports.


In a twin pulley program, this ratio is equal to the reference diameter of the output pulley becoming higher than the reference diameter of the input pulley. It is fairly straightforward as lengthy as you compute the gear ratios for a a lot more intricate pulley technique phase by phase. For multiple pulleys, the ratios of the different parts of the mechanism have to be calculated to determine the total ratio. In the picture previously mentioned, the reference diameter of the reduce push wheel is 20mm, the radius of the upper wheel is 40mm, and the ratio is 2:1. 2 spins on the reduced wheel and 1 spin on the upper wheel. The gear ratio also tells us one thing about the torque of the program due to the fact the ratio of output torque to input torque is equal to the gear ratio. For that reason, the torque used to the upper wheel is two times as fast, but the velocity is halved.
china supplier Jk Series Mining Hoist Winch Parts Head Sheave for Coal Mine manufacturers