PMB-742 — Ultra-low temperature (SBS) modified bitumen waterproof membrane
PMB-742PMB-742 ultra-low temperature (SBS) modified bitumen waterproof membrane is an elastomeric modified bitumen membrane made from polymer-modified bitumen base material, with excellent low-temperature flexibility at -40°C.
Modified bitumen membrane (SBS/APP)
Modified bitumen membrane is Yuhong's traditional mainstay for civil & infrastructure works.
Detailed Description
Detailed description coming soon.
🏠Applications
Why Choose This Product Line?
China's #1 waterproofing brand
Leading brand, used in major national infrastructure projects.
Wide temperature range
Good elasticity at high & low temperatures (specialty grades).
Root resistant
ARC series resists root penetration for green roofs.
Technical Specifications· Source: Yuhong ↗
| Thickness | 3.0mm, 4.0mm |
| Specification | width 1.0m, length 10m, area 10m²/roll |
| Applicable Standards | Q/SY YHF 0042 "Ultra-low temperature SBS modified bitumen waterproofing membrane", GB 18242-2008 "Elastomer modified bitumen waterproofing membrane" |
| Material | polymer modified bitumen; top surface isolation material: PE film, fine sand (S), mineral granules (M); bottom surface: PE, fine sand |
| Application Scope | suitable for various waterproofing projects, especially for roofs in cold regions, underground structures, damp-proofing, and waterproofing of indoor pools, fire water tanks, etc. |
🏭Production Process
- ▸Beijing Oriental Yuhong (SZSE 002271) — China's largest waterproof manufacturer, established 1995
- ▸Dozens of manufacturing bases across China; national-level R&D & testing centers
- ▸Automated production lines for bitumen/polymer membranes & coatings; batch quality control
- ▸Supply to major infrastructure projects: high-speed rail, airports, subways, reservoirs
🏆Quality Certifications
- ✓China National Standard (GB) for waterproof membranes & coatings
- ✓ISO 9001 / ISO 14001 / ISO 45001
- ✓Green product certification, low VOC content
- ✓China National Famous Brand
🔧Installation Guide
- 1.Clean, dry, flat surface, free of oil and dust before application
- 2.Torch-on/self-adhesive membrane: torch or peel-and-stick per instructions; adequate overlap
- 3.Coating: apply multiple coats as per specification, allow sufficient drying between coats
- 4.Conduct water ponding test before applying protective layer / tiling
🧽Care & Cleaning
Store in a dry place, away from heat & open flames (bitumen membrane). Keep paint sealed to prevent skinning.
Follow recommended application rates & temperatures; do not apply in rain/high humidity.
Check overlaps, corner detailing, pipe penetrations; water test before covering.
📦Packaging & Shipping
| Roll membrane | Roll width 1m, length 10–20m/roll; membrane wrapped on pallet |
| Paint/coating | 20kg pail (or as per manufacturer's specification) |
| MOQ | By container; mixing multiple codes OK |
| Storage | Cool dry place, avoid sunlight; membranes upright, coatings sealed |
Reference Projects Using This Product Line
Frequently Asked Questions
▸Do Yuhong materials have GB standards for import?
▸Consultation on selecting waterproofing system by project type?
▸MOQ & delivery time?
Other SKUs in this series· Modified bitumen membrane (SBS/APP)
View full catalog →
ARC-701
PMB-610
PMB-741
PMB-751
PSD-520
TKB-500
TKB-530Need a DDP Quote for PMB-742 — Ultra-low temperature (SBS) modified bitumen waterproof membrane to Vietnam?
Huayue's sourcing team in Guangzhou will contact you to confirm stock and quote full container 20ft / 40ft HQ or LCL, and send a full quote within 24 hours (including tax + shipping + installation if needed).





