Product Description

We are profesional design hoist&solconstruction elevator Gear Racks, rack equipment, rack factory from china, . As for each the substance, we could offer in Moderate Steel, Alloy Metal, HarMild Steel, Alloy Steel, Hardened and Tempered Steels, Circumstance carburised, Circumstance Hardened Steels, Cast Iron, or as specified. Please send out us the drawing or size of Gear Rack, Rack, Rack Gear that you require, we are glad to quote the best price tag for your side
Heat treatment:
Normalized &sol Annealed &sol Quenched &sol tempered
Surface Treatment:
portray,plating,sharpening,black oxide,transparent anti-rust oil
Quality control:
UT,MT,RT,PT,chemical composition test,mechanical property test,and many others.
Inspection:
1, Raw material certificate&lparmaterial chemical composition) 2, Heat treatment sheet report
three, Dimension inspection report      4, UT test report 
Delivery condition:
Hot forged &plusRough machined &lparblack surface after Q &solT)&plus Turned 
Competitive Advantage:
Quality control and management to the whole produce process, including ingot smelting, forging, heat treatment, machining and strictly final inspection prior to delivery.
Excellent product quality and service, competitive price, “in-time” delivery

The worm gear is composed of a worm and a worm wheel. It is the simultaneous top offset of vertical electricity transfer. Usually, the travel factor is a worm. In get to merge the wheel/worm into a worm equipment, it is necessary to make certain that the middle distance is equivalent and the transmission ratio is equivalent. Center distances are offered from stock in tiny steps in between 17mm and 80mm. Every centre distance has multiple equipment ratios. The excessive pressure worm equipment is appropriate for the manufacturing of worm equipment drives with a shaft angle of 90°. Making use of a worm generate, very large reduction ratios (up to a hundred:1) can be attained.

China high quality Construction Hoist/Construction Elevator Gear Racks (rack gears)     near me supplier