--- product_id: 219380721 title: "Liquid Silicone Rubber-LSR 225 (Slow)" brand: "chemzest" price: "$70.77" currency: USD in_stock: true reviews_count: 8 category: "Chemzest" url: https://www.desertcart.us/products/219380721-liquid-silicone-rubber-lsr-225-slow store_origin: US region: United States of America --- # Fast 3-5 hr room temp cure 100:5 easy mix ratio Durable & reusable molds Liquid Silicone Rubber-LSR 225 (Slow) **Brand:** chemzest **Price:** $70.77 **Availability:** ✅ In Stock ## Summary > 🛠️ Mold Mastery Made Easy: Craft flawless, flexible molds faster than ever! ## Quick Answers - **What is this?** Liquid Silicone Rubber-LSR 225 (Slow) by chemzest - **How much does it cost?** $70.77 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/219380721-liquid-silicone-rubber-lsr-225-slow) ## Best For - chemzest enthusiasts ## Why This Product - Trusted chemzest brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Soft Yet Strong:** 25° Shore A hardness balances flexibility with tear resistance for durable molds. - • **Effortless Fast Curing:** Ready to demold in just 3-5 hours at room temperature—no heat needed. - • **Safe & Odorless Formula:** Non-toxic, low-fume silicone keeps your workspace fresh and healthy. - • **User-Friendly Mix Ratio:** Simple 100:5 weight ratio ensures hassle-free, bubble-free pours. - • **Precision Detail Reproduction:** Captures the finest textures for flawless molds every time. ## Overview SILOCZEST LSR225 is a premium liquid silicone rubber designed for industrial and artistic mold making. With a fast 3-5 hour room temperature cure, a user-friendly 100:5 mix ratio, and a soft 25° Shore A hardness, it delivers precise detail reproduction and durable, reusable molds. Its odorless, low-viscosity formula ensures safe, easy handling for professionals and hobbyists alike, making it ideal for creating molds from wood, stone, resin, and more. ## Description Product Description Liquid Silicone Rubber-LSR 225 (Slow) Use for Mold making applications like Fiber Casting, Pattern Making, Shoe Molding, Gypsum Board manufacturing, Cement & POP Molding, Candles Making , Statue/Idol Making, Soap making Two-part silicon rubber: flowable liquid silicon and curing agent. Fast curing. Cures at room temperature within 8-12 hours. An exceptional fluidity and good operability, easy to demold. Good tensile and tear strength, low shrinkage. Liquid Silicone Rubber MIX RATIO: 3-5% of catalyst, For instant setting use 5% . For medium fast setting use 3%. BY WEIGHT: Easy to use silicone rubber compound features a convenient mixing ratio by weight. Use weighing machine for proper measurement and to avoid mistakes. SHORE A HARDNESS: 25ᵒA - This scale measures the hardness of flexible rubber molds. A 25ᵒA hardness is in the medium soft range in molding grade. LOW VISCOSITY: You can easily mix and pour this rubber compound, creating one-block or two-block pieces or replicas with no vacuum degassing required. Silicone Rubber PERFECT FOR ART AND INDUSTRIAL APPLICATIONS Often used for molds to reproduce sculptures and other prototypes, casting plaster, POP,resins, and wax POT LIFE AND CURE TIME Pot life is 15 min and Curing time will 8 hrs. For maximum results, store the products at room temperature! SILOCZEST Liquid Silicone Rubber Appearance : white Mixing proportion of curing agent : 3-5% Operating time (@ 25 °C ) : 15-30 Min Curing time (@ 25 °C ) : 8-12 Hardness : 25 A° Density : 1.09 g/cm3 Viscosity (@ 25 °C ) : 20000±2000 cps Tensile-strength : ≥43 kgf /cm2 Tear-strength : ≥26 kgf /cm Elongation-break : ≥ 500 % Review: Good Quality Product. - Very good product. On time delivery. Easy to use. Review: Feel good to introduced by such material which is very flexible, durable and easy to use - The material has come on time, it is very amazing material to explore with, i like the person who guided me on call, easy to use product . ## Features - (LSR -225 FAST CURING 20 SHORE HARDNESS 1KG PACK) will reproduce the finest detail and are suitable for a variety of industrial and art related applications including making molds for reproducing prototypes, furniture, sculpture and architectural elements. Lsr-2, Lsr-220, Lsr-225 silicones can be thickened with THIX additive for brush-on applications. - (USES) Use this versatile product for making molds of all kinds, including resin, wax, candle, soap, and architectural details, statues, and figurines. FAST CURING Cures at room temperature within 3-5 hours. An exceptional fluidity and good operability, easy to demold. Good tensile and tear strength, low shrinkage SHORE A HARDNESS 25ᵒA - This scale measures the hardness of flexible rubber molds. A 25ᵒA hardness is in the very soft range in molding grade. - (LOW VISCOSITY) You can easily mix and pour this rubber compound, creating one-block or two-block pieces or replicas with no vacuum degassing required - (MIX RATIO) Our silicone rubber compound has a 100:5 mix ratio, making it easy to use and resulting in flexible, viscosity-free molds. Easy to use silicone rubber compound features a convenient mixing ratio by weight. Use weighing machine for proper measurement and to avoid mistakes - (QUALITY) Our liquid silicone rubber is durable and flexible, which means it can be reused multiple times without losing its shape or quality - (ADVANCED FORMULA) It is odorless and doesn't release harmful fumes, making it a healthier option compared to other types of mold-making materials - (CUSTOM PROJECT) Create custom silicone molds for your crafts and DIY projects with our high-quality, safe liquid silicone rubber. - (SUITABLE FOR) Our liquid silicone rubber is easy to use and suitable for beginners and professionals alike. - (COST) Save money to get better value with our cost-effective silicone mold making solution, suitable for beginners and pros alike. - (NOTE) As with any crafting material, it is important to use this product carefully and follow the instructions provided to ensure safety and achieve the best results. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07CJJ81MX | | Best Sellers Rank | #18,227 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #69 in Silicone Adhesives | | Brand | CHEMZEST | | Brand Name | CHEMZEST | | Colour | White | | Compatible Material | Rubber, Stone, Wood | | Container Type | Can | | Country of Publication | India | | Customer Reviews | 4.2 out of 5 stars 106 Reviews | | Full Cure Time | 8 Hours | | Included Components | one | | Item Form | Liquid | | Item Package Quantity | 1 | | Item Type Name | Mold making | | Item Weight | 1 Kilograms | | Manufacturer | CHEMZEST ENTERPRISES | | Manufacturer Part Number | 2018 | | Material | Silicone | | Material Type | Silicone | | Model | 2018 | | Other Special Features of the Product | Specialized Mold Making, Quick Curing, Low Shrinkage, Versatile Bonding, Durable and Reusable, Low Odor, Non-Toxic | | Packer Contact Information | Chemzest enterprises | | Special Feature | Specialized Mold Making, Quick Curing, Low Shrinkage, Versatile Bonding, Durable and Reusable, Low Odor, Non-Toxic Special Feature Specialized Mold Making, Quick Curing, Low Shrinkage, Versatile Bonding, Durable and Reusable, Low Odor, Non-Toxic See more | | Specific Uses For Product | wood | | Unit Count | 1000 Grams | | Viscosity Level | High | | Volume | 1 Kilograms | ## Product Details - **Brand:** SILOCZEST - **Colour:** White - **Item Form:** Liquid - **Material:** Silicone - **Specific Uses For Product:** wood ## Images ![Liquid Silicone Rubber-LSR 225 (Slow) - Image 1](https://m.media-amazon.com/images/I/61On3h79V1L.jpg) ![Liquid Silicone Rubber-LSR 225 (Slow) - Image 2](https://m.media-amazon.com/images/I/71ECPF9fJxL.jpg) ![Liquid Silicone Rubber-LSR 225 (Slow) - Image 3](https://m.media-amazon.com/images/I/61qpMRF+X4L.jpg) ![Liquid Silicone Rubber-LSR 225 (Slow) - Image 4](https://m.media-amazon.com/images/I/51j9Gf2uekL.jpg) ![Liquid Silicone Rubber-LSR 225 (Slow) - Image 5](https://m.media-amazon.com/images/I/614ZN7gizhL.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: how long is the working time ?** A: Working time: 5 to 15 min based on the catalyst mixing percentage. **Q: What is the weight of this product ?** A: Part A : 950 gms and Part B : 50 gms.. Total : 1 kg pack. **Q: how long is the working time ?** A: If you mix 5% catalyst, then it will be 15-20 min working time. **Q: U have so many like lsr 1 lsr 2 lsr 225 lsr 115... Can u pls tell me for resin molds which i can use? And for clay which i can use?** A: For general applications like clay molding, resin casting , You can use LSR 2 series. And LSR 2 is more flexible than LSR 225. For high strength, food & medical and long life mold, You can go for LSR 1 series ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good Quality Product. *by S***. on 14 June 2025* Very good product. On time delivery. Easy to use. ### ⭐⭐⭐⭐ Feel good to introduced by such material which is very flexible, durable and easy to use *by C***K on 7 February 2025* The material has come on time, it is very amazing material to explore with, i like the person who guided me on call, easy to use product . ### ⭐⭐⭐⭐⭐ Excellent Silicone for Crafting Durable Parts *by S***E on 17 May 2024* I recently used this silicone for making custom parts, and I am extremely impressed with its performance. The silicone is easy to work with and cures to a durable, flexible finish. It holds its shape well and is resistant to wear and tear, making it perfect for my crafting needs. The consistency is just right, allowing for detailed molding without any issues. I highly recommend this product for anyone looking to create high-quality, durable silicone parts. It's definitely worth every penny. ## Frequently Bought Together - SILOCZEST LSR225 Liquid Silicone Rubber for Artificial Stone, Wood Mold Making Applications (LSR 225 SLOW-1 KG) - Epoke Crystal Clear Epoxy Art Resin Kit (300gms) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/219380721-liquid-silicone-rubber-lsr-225-slow](https://www.desertcart.us/products/219380721-liquid-silicone-rubber-lsr-225-slow) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-05-17*