Specialize in Oil Seal, O-Ring & Customize
Rubber Manufacturing Services.
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Our factory has been in the vulcanization manufacturing service for almost 35 years
especially in the Engineering, Auto & Building construction industries application.
Capabilities
Product Features
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Vulcanization workshop & Mold tooling
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Warehouse & Package
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Customers' Visiting
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FAQ
Q 1.Which Payment way is workable?
A: Irrevocable L/C, Cash, PayPal, Credit card and T/T money transfers.
B: 30% T/T deposit in advance, 70% balance before shipment after presentation of ready cargo.
C: L/C ( Irrevocable LC at sight: Order amount over USD10,000)
Q 2. What is the normal lead time for product orders?
A: Average lead times for prototype / first article are 1-2 weeks, if tooling is involved, lead time for production tooling is 10 days, average production time after sample approval is 2-3 weeks.
Q 3. What is your standard packing?
A: All the goods will be packed by carton box and loaded with pallets. Special packing method can be accepted when needed.
A2: We have various rubber compounds approved by UL, FDA,, KTW, W270, WRAS, ACS, AS4020, EN681, EN549, ROHS and REACH.
Q 4: How to select the raw compound for my application?
A: With years of experience working with a variety of material, we can help select the material that will best suit your needs while keeping material costs in mind.
Q 5: Do you use any international standards for the rubber products?
A: Yes, we mainly use ASTM D2000 standard to define the quality of the rubber materials, tolerances as per ISO3302, ISO2768, etc.
Q 6:Can you supply different color materials?
A: Yes, we can produce custom molded rubber and silicone rubber products in different colors, the color code will be required in case of an order.
Rubber Manufacturing Services.

Our factory has been in the vulcanization manufacturing service for almost 35 years
especially in the Engineering, Auto & Building construction industries application.
Capabilities
NO. | Nominal torque | Allowable speed n (r/min) | key dimension (mm) | Maximum size deviation | chronic torque | weight | ||||||||
Tn (N.M) | Shaft hole diameter | Shaft hole length | L | D | D1 | E | L3 | axial (mm) | radial(mm) | angleα° | (KgC m 2 ) | (Kg ) | ||
d1 d2 | L 1 L 2 | D2 | ||||||||||||
NL1 | 40 | 6000 | 6 8 10 | 16 20 | 37 45 | 40 | 26 | 4 | 34 | 2 | ±0.3 | 1° | 0.25 | 0.85 |
12 14 | 25 32 | 55 69 | ||||||||||||
NL2 | 100 | 6000 | 10 12 14 22 | 25 32 | 57 71 | 42 | 36 | 4 | 40 | 2 | ±0.4 | 1° | 0.92 | 1.7 |
16 18 20 24 | 42 52 | 91 111 | ||||||||||||
NL3 | 160 | 6000 | 20 22 24 | 52 62 | 113 | 66 | 44 | 4 | 46 | 2 | ±0.4 | 1° | 3.1 | 2.6 |
25 28 | 133 | |||||||||||||
NL4 | 250 | 6000 | 28 30 32 | 62 82 | 129 | 83 | 58 | 4 | 48 | 2 | ±0.4 | 1° | 8.69 | 3.6 |
35 38 | 169 | |||||||||||||
NL5 | 315 | 5000 | 32 35 38 | 82 112 | 169 | 93 | 68 | 4 | 50 | 3 | ±0.4 | 2° | 14.28 | 5.5 |
40 42 | 229 | |||||||||||||
NL6 | 400 | 5000 | 40 42 45 | 82 112 | 230 | 100 | 68 | 4 | 52 | 3 | ±0.4 | 2° | 18.34 | 6.8 |
48 | ||||||||||||||
NL7 | 630 | 3600 | 45 48 50 | 82 112 | 229 | 115 | 80 | 4 | 60 | 3 | ±0.6 | 2° | 56.5 | 9.8 |
55 | ||||||||||||||
NL8 | 1250 | 3600 | 48 50 55 | 112 142 | 229 | 140 | 96 | 4 | 72 | 3 | ±0.6 | 2° | 98.55 | 26.5 |
60 63 65 | 289 | |||||||||||||
NL9 | 2000 | 2000 | 60 63 65 | 142 172 | 295 | 175 | 124 | 6 | 93 | 4 | ±0.7 | 2° | 370.5 | 37.6 |
70 71 75 80 | 351 | |||||||||||||
NL10 | 3150 | 1800 | 70 71 75 80 | 142 172 | 292 352 | 220 | 157 | 8 | 110 | 4 | ±0.7 | 2° | 1156.8 | 55 |
212 | 432 |
Product Features
Features | a. Ozone and chemical resistance b. Good temperature resistance c. Excellent weather and water resistance d. Dust resistance and sealing e. Good Compressibility, Flexibility & Elasticity f. Good shock proof |

Vulcanization workshop & Mold tooling

Warehouse & Package

Customers' Visiting

FAQ
Q 1.Which Payment way is workable?
A: Irrevocable L/C, Cash, PayPal, Credit card and T/T money transfers.
B: 30% T/T deposit in advance, 70% balance before shipment after presentation of ready cargo.
C: L/C ( Irrevocable LC at sight: Order amount over USD10,000)
Q 2. What is the normal lead time for product orders?
A: Average lead times for prototype / first article are 1-2 weeks, if tooling is involved, lead time for production tooling is 10 days, average production time after sample approval is 2-3 weeks.
Q 3. What is your standard packing?
A: All the goods will be packed by carton box and loaded with pallets. Special packing method can be accepted when needed.
A2: We have various rubber compounds approved by UL, FDA,, KTW, W270, WRAS, ACS, AS4020, EN681, EN549, ROHS and REACH.
Q 4: How to select the raw compound for my application?
A: With years of experience working with a variety of material, we can help select the material that will best suit your needs while keeping material costs in mind.
Q 5: Do you use any international standards for the rubber products?
A: Yes, we mainly use ASTM D2000 standard to define the quality of the rubber materials, tolerances as per ISO3302, ISO2768, etc.
Q 6:Can you supply different color materials?
A: Yes, we can produce custom molded rubber and silicone rubber products in different colors, the color code will be required in case of an order.