1. What is YYC?

YYC is the leading brand of high precision rack and pinion in Asia Market with 38 years experiences. Web: www.yycdrives.com

2. How to choose suitable racks?

Refer to our e-catalogue as link on http://www.yycdrives.com/index.html

E-mail us your demands to info@yycdrives.com

3. Can YYC customize racks?

Customized racks are available based on drawings. Meanwhile, MOQ is also required.

4. What are racks quality grade levels?

YYC Racks are as in accordance with DIN 3962 as international standards.

DIN 5 Rack total pitch error per meter is ≦0.026 mm.

DIN 6 Rack total pitch error per meter is ≦0.036 mm.

DIN 7 Rack total pitch error per meter is ≦0.048 mm.

DIN 8 Rack total pitch error per meter is ≦0.060 mm.

DIN 10 Rack total pitch error per meter is ≦0.150 mm.

5. What’s the longest rack YYC can make?

For standards, lengths will be 1000 or 2000 mm long. All racks are joinable, so racks can be connected as long as possible. Other lengths could be customized.

6. Do YYC Racks have different dimensions like CP, DP for different countries?

YYC racks majorly are modules, but we can make CP, DP for Japan, America, and other countries.

7. Should we choose straight racks or helical racks?

Straight racks is more economic but helical racks are more smooth, accurate, and less noise.

8. How could we make sure racks and pinions match together well?

Basically, straight racks match straight pinions. Helical Right hand angle (19°31’42”) racks match left hand angle pinions. Both have to be the same module.

9. Does YYC offer assembling tooth gauge?

YYC offers assembling tooth gauge at buyer’s cost. YYC also provides instruction of rack assembling steps on catalogue.

10. Should we choose racks with hardeness?

Without hardness, rack is soft. Hardness is around HRC 10~12°.

After hardening, HRC is 50°~55°. Racks will have better long life to against worn-out. One only concern is that there are black traces on sides, so extra surface treatment like sandblasted, phosphated, surface ground either is recommended.

11. Could we use other materials?

YYC offers different materials for racks and pinions such as S45C, SCM440, S415, SUS 303, plastic, copper, aluminum etc. 

12. How long is YYC delivery?

YYC racks are made to order. It depends on quality level and Q’ty. Basically, from 2 to 8 weeks.

13. How to pay?

T/T remittance, L/C, PayPal, Alibaba Trade Assurance.

14. What are the terms of trade?

EXW, FOB, CIF etc.

15. Do you provide samples?

Samples are available at Buyer’s cost.

CSTMH-DIN10焼入れラック。材料はS50C炭素鋼です。歯面焼入れを実施、歯面硬度はHRC50°~55°になり歯面強さと耐摩耗性強くなります。表面サンドブラスト処理洗練された外観になります。
1000mm累積ピッチ誤差は0.15mm以内です。
高強度、大荷重汎用加工機と直動システムに採用されます。

品番

1. What is YYC?

YYC is the leading brand of high precision rack and pinion in Asia Market with 38 years experiences. Web: www.yycdrives.com

2. How to choose suitable pinions?

Refer to our e-catalogue as link on http://www.yycdrives.com/index.html

E-mail us your demands to info@yycdrives.com

3. Can YYC customize pinions?

Customized pinions are available based on drawings. Meanwhile, MOQ is also required.

4. What are pinions quality grade levels?

YYC pinions include DIN 6 to DIN 10.

5. What are the biggest/smallest pinions YYC can make?

YYC pinions can be from M0.5 to M20.

6. Do YYC pinions have different dimensions like CP, DP for different countries?

YYC pinions majorly are modules, but we can also make CP, DP for Japan, America, and other countries.

7. Should we choose straight pinions or helical pinions?

Straight pinions is more economic but helical pinions are more smooth, accurate, and less noise.

8. How could we make sure racks and pinions match together well?

Basically, straight racks match straight pinions. Helical Right hand angle (19°31’42”) racks match left hand angle pinions. Both have to be the same module.

9. Should we choose pinions with hardness?

Without hardness, pinion is soft which is more economic.

After hardening, HRC is 50°~55°. Pinions will have better long life to against worn-out. Pinions hardness can be high frequency or carburized, depending on customer’s request.

10. Could we use other materials?

YYC offers different materials for racks and pinions such as S45C, SCM440, S415, SUS 303, plastic, copper, aluminum etc. 

11. How long is YYC delivery?

YYC pinions are made to order. It depends on quality level and Q’ty. Basically, from 2 to 8 weeks.

12. How to pay?

T/T remittance, L/C, PayPal, Alibaba Trade Assurance.

13. What are the terms of trade?

EXW, FOB, CIF etc.

14. Do you provide samples?

Samples are available at Buyer’s cost.