Competitive costs per unit of production
Fast turn round for collection and delivery on refurbished parts
Parts available from stock for a wide range of extruder makes
Comprehensive inspection procedure on all parts prior to dispatch
A time proven quality service

Latest manufacturing techniques and metallurgy, ensuring consistent and reliable performance of parts
Customized solutions to meet specific needs

NO.1

Workblank

Select high-quality raw materials

NO.2

Piecewise

According to the drawing section length

NO.3

Hit bottom hole

Rough machining the bottom hole,and then pull spline

NO.4

Machining thread

Professional high-end processing equipment,rough machining threads

NO.5

Finish machining thread

NO.6

Threading grinding

Further control of tolerance
Length:-0.01mm-+0.01mm
OD:-0.03mm-0mm
Transition arc:-0.02mm-+0.02mm

24-hour Hotline

No matter when and where

to call we can find our service to you.

Pre-sales Consultation

We have five sales people online,

and whether you have any question

can be solved through online

communication,welcome your consultation.

After-sales Services

Receive products have any

questions about the product,

can look for us,we will help

you deal with the the first time,to your satisfaction.

All ZT keep pay attention to every step of the details,We are looking forward to the forge ahead together with you!

1.Rust-proof oil processing,

Prevent rust in transit.

2.Oiled paper packages,

Prevent oil dry.

3.Bubble wrap package,

Prevent collosions.

NANJING ZHITIAN is specialized in the manufacturing of Replacement Parts for Twin Screw Extruder. We have two subsidiaries : ZHITIAN JIDIAN,ZHITIAN XINGYE ,manufacturing Barrels,Gearboxes,Overall Liners for Twin Screw Extruder. We also provide you the refurbishment service for barrels and Gearboxes.In addition to providing high quality spare parts for domestic twin screw models,we can offer the replacement parts for a variety of twin screw extruders made in Europe ,America ,Japan ,Korea ,etc.

My company with strong technical force,excellent processing equipment,advanced production technology,strict inspection system and perfect after-sales service,praised by customers.Since my company's products have been mature application in Leistritz,Coperion,Berstorff,JSW,Toshiba,Jwell,Steer and other well-known brands.

All ZT keep pay attention to every step of the details,we are looking forward to the forge ahead together with you!