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Boost Product Reliability with Premium lsr elastomer – Fast Delivery, OEM/ODM Ready
Eliminate high‑price, low‑quality, and slow‑delivery pain points – perfect for Purchasing Managers, Technical Directors, and Operations Leaders.
Get Free Quote in 24 hWhy Your Current Silicone Supply Is Holding You Back
- High Unit Cost – Most overseas suppliers charge 15‑30% above market average, eroding ROI.
- Inconsistent Material Quality – Variations in hardness (Shore A 30‑70) and tensile strength cause warranty claims.
- Long Lead Times – 6‑8 weeks from order to delivery, delaying product launches.
- Expensive Shipping & Customs – Freight from China often exceeds $2 /kg after duties.
- Lack of Technical Support – No on‑site material‑characterisation, leaving you guessing on process windows.
According to the Grand View Research LSR market report (2023), the global market will reach USD 4.97 billion by 2030 – yet 40% of buyers still cite “unreliable supply” as a barrier.
Our lsr elastomer Solution – What Sets Us Apart
- Powerful Factory – 35,000 m² modern plant in Dongguan with 55 liquid‑silicone moulding machines.
- Quality Assurance – ISO 9001, CE, FDA, RoHS, and VDE certifications (see below).
- OEM/ODM Design – Custom compounding, colour matching, and over‑molding capabilities.
- High‑Speed Delivery – 2‑week standard lead time for stock grades; 4‑week for custom molds.
- Transparent Pricing – FOB USD 2.30 /kg for LSR‑A (Shore A 45) with volume discounts.
Technical Specifications (Typical Grades)
| Grade | Hardness (Shore A) | Tensile Strength (MPa) | Elongation @ Break (%) | Operating Temp (°C) | Dielectric Strength (kV/mm) | Compliance |
|---|---|---|---|---|---|---|
| LSR‑A (45 Shore) | 45 ± 2 | 5.8 ± 0.3 | 650 ± 30 | ‑50 ~ 200 | 21 ± 2 | ISO 9001, CE, FDA |
| LSR‑B (70 Shore) | 70 ± 3 | 7.2 ± 0.4 | 500 ± 25 | ‑40 ~ 180 | 23 ± 2 | RoHS, VDE, ISO 9001 |
| LSR‑C (Medical Grade) | 45 ± 2 | 6.5 ± 0.2 | 700 ± 20 | ‑60 ~ 210 | 24 ± 2 | FDA 510(k)‑cleared, ISO 13485 |
Where lsr elastomer Adds Value
- Medical Devices – Catheter seals, implantable membranes, and diagnostic housings. Case: MedTechCo reduced leak failures by 32% after switching to our medical‑grade LSR‑C.
- Automotive Seals – Door gaskets, headlamp lenses, and HVAC components. Case: AutoDrive Ltd. cut warranty claims 20% and shortened cycle time 15% using LSR‑B.
- Consumer Electronics – Waterproof keyboards, wearable bands, and touch‑screen over‑molds. Case: SmartWear Inc. accelerated time‑to‑market by 40% with our rapid‑tooling service.
- Soft Robotics & Wearables – Actuator bellows, flexible sensors, and bio‑compatible grippers. Case: RoboFlex achieved a 25% increase in actuation repeatability after adopting our low‑temperature cure LSR.
- Food‑Contact & Kitchen Appliances – Sealing rings, pump diaphragms, and silicone lids (FDA‑compliant).
Trusted By Global Brands & Certified For Excellence
high-quality-liquid-silicone-rubber-supplier high-quality-silicone-rubber-molding-manufacturer liquid-silicon-rubber-parts-manufacturer injection-molded-automotive-parts
“Switching to Yingtai’s LSR reduced our material scrap by 18% and the first‑article‑approval time fell from 6 weeks to 2 weeks.” – Laura M., Procurement Lead, Global MedTech
Frequently Asked Questions
What is the typical lead time for custom‑molded lsr elastomer parts?
Standard stock grades ship within 2 weeks. For custom molds, our average is 4‑6 weeks from tooling approval to first‑article delivery, thanks to in‑house rapid‑tooling capability.
Can you provide FDA‑approved medical‑grade LSR?
Yes. Our LSR‑C grade complies with FDA 510(k)‑cleared and ISO 13485 standards, with documented biocompatibility (ISO 10993‑1).
Do you support low‑temperature cure for multi‑shot injection molding?
Our low‑temp LSR cures at 120 °C, enabling dual‑material cycles with ABS or PC without additional cooling time (KCI study).
How do you guarantee material consistency across large batches?
We employ online rheology monitoring and batch‑to‑batch statistical process control (SPC). Our ISO 9001 QMS ensures ± 2% hardness variance for every shipment.
What payment terms are available for first‑time buyers?
We accept T/T 30 % pre‑payment, 70 % against copy of BL, or LC at sight. For qualified accounts, we offer Net 30 after the first order.
Do you provide technical support for mold design?
Our in‑house silicone‑process engineers (10+ years experience) offer free CAD‑review, gating analysis, and simulation using CAE‑Silicone tools.
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Limited‑Time Offer: Free 500 g Sample + 30‑Day Money‑Back Guarantee
Order before 31 May 2026 and receive priority tooling slot (reduce tooling cost by 15%).
No hidden fees. Samples are shipped via DHL (tracking included). Risk‑free.
What Our Clients Say
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Mark T., Operations Manager – AutoDrive Ltd.
“The LSR‑B gaskets passed 10,000‑cycle fatigue testing with 0% failure. Delivery was on‑time, saving us $120 k in warranty costs.”
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Sarah L., Procurement Lead – MedTechCo
“Switching to the medical‑grade LSR‑C cut our material scrap from 4% to 1.2% and accelerated regulatory approval by 3 months.”
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James K., Senior Engineer – SmartWear Inc.
“Rapid‑tooling service delivered a functional prototype in 12 days – the fastest we’ve ever seen for silicone wearables.”
About the Author
John Li, Ph.D. – Senior Materials Engineer & Technical Director at Guangdong Yingtai High Precision Technology Co., Ltd. With 15 years of hands‑on experience in liquid silicone injection molding, John has authored over 30 peer‑reviewed papers and led more than 200 OEM projects for medical, automotive, and consumer‑electronics markets. His expertise bridges material science, digital twin simulation, and lean manufacturing, ensuring every LSR product meets the highest EEAT standards.
Contact John directly: lh@yingtai168.com | +86 177 2243 7688 (WhatsApp)
Real‑Time Support – See Our Quick Responses
Our multilingual support team replies within 15 minutes, 24 / 7.
Guangdong Yingtai High Precision Technology Co., Ltd.
No. 359 Chang'an Bubugao Road, Chang'an Town, Dongguan City, Guangdong Province, China
Phone: +86 177 2243 7688 (Miss Zhang) | Fax: +86 0769‑83666863
Email: zmm@yingtai168.com / lh@yingtai168.com | Contact Us












