An airtight retaining agent, which reduces air penetration.
| Test Items | Test Results | Test Standards |
| Appearance | yellow powder | / |
| PH | 6.0~10.0 | / |
| Heating Loss (65℃) | ≤ 5.0 % | GB/T 11409 |
| Ash (550±25℃) | ≤ 12.0 % | GB/T 11409 |
Properties: Air barrier material with layered scale structure extracted from inorganic salts.
Performance: Can fill tiny pores, cracks or seams and reduce gas permeation or leakage, relatively keep stable at room temperature.
Application: Can be a choice in some airtight applications that require stability. Can accelerate the dispersion and mixing of various additives and reduce energy consumption. Can be used in inner tubes and radial tire airtight layers.
Airtightness Additive SQM‑1 from HEWITT CHEMICAL is a premium rubber antioxidant and advanced ozoen protection agent engineered to deliver long-lasting anti‑fatigue and anti‑flexing resistance. It enhances airtight sealing and structural stability in hoses, belts, and tire liners. Ideal for B2B manufacturers seeking reliable performance, process consistency, and enhanced durability in demanding rubber goods.
Enhanced Rubber Antioxidant Shielding
Airtightness Additive SQM‑1 acts as a powerful rubber antioxidant, protecting rubber compounds from oxidative aging under heat and stress. It preserves flexibility and airtight integrity in seals and liners during extended use.
Reliable Ozone Protection Agent for Surface Durability
As a proven ozoen protection agent, SQM‑1 forms an invisible barrier against ozone-induced cracking, ensuring longevity in outdoor applications and maintaining airtightness over the product lifespan.
Quinoline Antioxidant Chemistry for Anti-Fatigue Stability
Developed on quinoline antioxidant technology, SQM‑1 delivers robust anti‑flexing and anti‑fatigue resistance. It reduces micro-cracking and rubbers tearing and wearing during repetitive deformation cycles.
Optimized for Industrial Rubber Sealing Applications
Designed for use in hoses, tire liners, conveyor belts, and molded rubber components, SQM‑1 enhances sealing performance under pressure. It supports airtightness and reduces risk of leaks or structural failure.
Safe, Consistent, and Scalable Supply from HEWITT CHEMICAL
Manufactured under strict quality control, Airtightness Additive SQM‑1 offers dust-controlled handling and consistent batch-to-batch performance. As a trusted phenolic resin supplier, HEWITT CHEMICAL ensures dependable technical support and global B2B availability.
Product Advantages
Superior Oxidative Stability with Rubber Antioxidant Action
SQM‑1 maximizes rubber antioxidant protection by delaying thermal oxidation and preserving material strength across diverse operating conditions.
Exceptional Ozone Barrier for Airtight Sealing
Featuring strong ozoen protection agent properties, it prevents ozone-induced surface damage, maintaining airtight integrity in hoses, tire liners, and seals.
Enhanced Anti-Fatigue & Anti-Flexing Resistance
Thanks to quinoline antioxidant formulation, SQM‑1 significantly reduces anti‑fatigue and anti‑flexing wear, prolonging service life under repetitive stress.
Ideal for Airtight Rubber Applications
Engineered to support airtightness, this additive reinforces compound sealing, reduces rubbers tearing and wearing, and ensures performance in pneumatic and hydraulic systems.
Reliable Brand Quality and Compliance
Backed by HEWITT CHEMICAL’s reputation as a leading phenolic resin supplier, SQM‑1 meets industrial safety standards, regulatory compliance, and is backed by technical service support.
Bulk orders available now! Enhance your rubber sealing products with HEWITT CHEMICAL’s Airtightness Additive SQM‑1—designed to boost airtight durability, resist aging, and support production scale. Contact us today for samples, pricing, and technical consultation.
