Parallel twin bimetallic screw and bimtallic barrel
1. Technical Parameter
| Material | 38CrMoAlA |
| Nitrided time | more than 120 hours |
| Nitrided hardness | HV100-1070 |
| Nitrided depth | 0.7-09mm |
| Bimetallic hardness | HRC58-65 |
| Bimetallic thickness | 2-4mm |
| WC(Tungsten carbide) percent in bimetallic | 30%-45% |
| Chromium plating depth | 0.07-0.1mm |
| Surface brittleness | Less than grade 2 |
| Surface roughness | Ra0.4µm |
| Screw straightness | less than 0.015mm |
| Certificate | SGS,ISO9001 |
2.Application
According to the followings,we could adjust screw designs
| Customer Plastic product | pipe,sheet,board,plate,profile,cable,granule,ect. |
| Plastic material | PVC(HPVC,SPVC),PE(LDPE,LLDPE.HDPE),WPC PVC,WPC PE,ect. |
| Caco3 percent | 15%-300% |
| Serve for extrder brands | SJSZ,Weber,Cincinnati,Krauss Maffei,ect. |
3.Our Quotation
Products prices are according to the above treatment and application.
4.Customer problems set
| There are so many screw barrel facorys,why should I choose you? |
HUACHEN company have nearly 20 years history.Till now,we own nitrigen ovens,hardening and tempering ovens which is very important for screw barrel quality. Our nitrided products will stay in the high percent nitrogen oven for more than 120 hours,that's why many customer feel our nitrided products quality is a lillte better than others. Besihes,we also own bimetallic oven. |
| We don't have the drawings,and also have no engineer. |
| HUACHEN company have professional design team, we could design for you. But you should contact us,we need to kown some information. Don't worry,it's easy for you to answer. |
| Our machines are famous big brand,we want the orginal design,but don't have in hand. |
| HUACHEN own lots of orginal screw barrel designs of world famous brand,contact us,we could send you. |
| We are worry that if the product can't use when reached to our factory. |
| Tell us more detail,we will help you to solve the problem first, if you still don't statisfied,we could process a new set for you,or return the payment to you. |
| I still have a little worry about your company. |
| HUACHEN is attending exhibitions in many countrys,we have gone to Turkey,Russia,Poland,Egypt,Iran,Bengal,India,and will go to more countrys in the future. If you are not from those countrys, contact me, I could send you customer satisfaction to you. |
HUACHEN BELIEVE QUALITY FIRST,CUSTOMER SATISFACTION ALSO IS FIST!!
Skype:lillianyao0421 WhatsApp:+86 187 6807 5565
5.Product Display
If you want more product photoes,contact me, whatsApp:+86 187 6807 5565
6.Delivery
30-40 days after drawings checked.
7.HUACHEN Work Shop
Contact me
lillian Skype:lillianyao0421 whatsApp:+86 187 6807 5565
