Ningbo Actmix produces a variety of rubber Vulcanizing Agent, with high quality and excellent dispersion. Our regular vulcanizing agent Actmix S-80, Actmix IS60-75, choose high quality powder, and filtered 80-100 mesh during production. Non-sulfur odor curing agent Actmix CLD-80 , do not form N-nitrosamine, can substitute for Actmix DTDM-80; Actmix HMDC-70 & Actmix TM-70 can be used for AEM/ACM vulcanizing system. Actmix HVA-2-75(PDM-75) is a sulphur-free vulcanization agent, can be used for rubber cable, solve the copper wires due to exposure to sulfur vulcanizing agent generated black copper sulfide pollution problems. And we supply the complete vulcanizing package for the Butyl rubber compound.
Rubber Vulcanizing Agent, Rubber Curing Agent, Vulcanizing Cross-linking agent of alkyl phenol polysulfide, Complete Vulcanizing Package for the Butyl Rubber Ningbo Actmix Rubber Chemicals Co.,Ltd. , https://www.predispersedchemical.com
ISO7866 En1975 Tped Special Industrial Aluminum Gas Cylinders
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Model NO.: WMA219-40 Seamless Steel Gas Cylinder
Double-Acting Cylinder Type: Standard Cylinder
Special Cylinder Type: Number of Cylinders
Combination Cylinder Type: Pressurized Cylinder
Water Capacity: 10 liters
Trademark: DSW
Transport Package: Wooden Pallet
Specification: CE, TPED
Origin: China
HS Code: 73110090
**Product Details**
**Material:** Steel
**Use:** Industrial Gas
**Pressure Rating:** High Pressure
**Brand Name:** DSW
**Model Number:** WMA-219-40
**Specifications:**
- Standard COâ‚‚ Regulator
- Working Test Pressure: 150 bar
- Hydraulic Test Pressure: 250 bar
**High-Pressure Cylinder Specifications (GB5099 or ISO9809 Standards)**
| Type | Outside Diameter (mm) | Water Capacity (L) | Height (without valve) (mm) | Weight (without valve cap) (kg) | Material | Standard |
|------|------------------------|--------------------|------------------------------|----------------------------------|----------|----------|
| WMA108-1.4-15 | 108 | 1.4 | 238 | 2.96 | 37Mn | GB5099-3 |
| WMA108-2-15 | 108 | 2.0 | 320 | 3.75 | 37Mn | GB5099-3 |
| WMT108-2-15 | 108 | 2.0 | 317 | 3.72 | 37Mn | GB5099-3 |
| WMA121-3.2-15 | 121 | 3.2 | 390 | 5.02 | 37Mn | GB5099-3 |
| WMT121-3.2-15 | 121 | 3.2 | 385.8 | 4.98 | 37Mn | GB5099-3 |
| WMA121-4-15 | 121 | 4.0 | 485 | 6.16 | 37Mn | GB5099-3 |
| WMT121-4-15 | 121 | 4.0 | 470 | 5.95 | 37Mn | GB5099-3 |
| WMA140-4-15 | 140 | 4.0 | 372 | 5.77 | 37Mn | GB5099-3 |
| WMA140-5-15 | 140 | 5.0 | 458 | 7.52 | 37Mn | GB5099-3 |
| WMA140-6.3-15 | 140 | 6.3 | 524 | 8.72 | 37Mn | GB5099-3 |
| WMA140-7-15 | 140 | 7.0 | 593 | 9.84 | 37Mn | GB5099-3 |
| WMA140-8-15 | 140 | 8.0 | 671 | 10.72 | 37Mn | GB5099-3 |
| WMA140-10-15 | 140 | 10 | 845 | 13.4 | 37Mn | GB5099-3 |
| WMA152-7-15 | 152 | 7.0 | 528 | 9.57 | 37Mn | GB5099-3 |
| WMA152-8-15 | 152 | 8.0 | 600 | 10.66 | 37Mn | GB5099-3 |
| WMA152-10-15 | 152 | 10.0 | 726 | 12.6 | 37Mn | GB5099-3 |
| WMA159-10-15 | 159 | 10.0 | 685 | 14.15 | 37Mn | GB5099-3 |
| WMA159-12-15 | 159 | 12.0 | 800 | 16.34 | 37Mn | GB5099-3 |
| WMA159-15-15 | 159 | 15.0 | 975 | 19.66 | 37Mn | GB5099-3 |
| WMA219-20-15 | 219 | 20.0 | 730 | 29.00 | 37Mn | GB5099-3 |
| WMA219-40-15 | 219 | 40.0 | 1310 | 48.00 | 37Mn | GB5099-3 |
| WMA232-40-15 | 232 | 40.0 | 1220 | 50.00 | 37Mn | GB5099-3 |
| WZA232-47-15 | 232 | 47.0 | 1360 | 51.00 | 37Mn | GB5099-3 |
| WMA219-50-15 | 219 | 50.0 | 1600 | 57.00 | 37Mn | GB5099-3 |
| WMA232-50-15 | 232 | 50.0 | 1380 | 65.00 | 37Mn | GB5099-3 |
| IWGA219-40-15 | 219 | 40.0 | 1380 | 52.00 | 34CrMo4 | ISO9809-1 |
| IWGA232-40-20 | 232 | 40.0 | 1170 | 52.00 | 34CrMo4 | ISO9809-1 |
| IWGA232-47-20 | 232 | 47.0 | 1360 | 55.00 | 34CrMo4 | ISO9809-1 |
| IWGA232-50-20 | 232 | 50.0 | 1440 | 56.00 | 34CrMo4 | ISO9809-1 |
**Notes:**
1. WMA = Concave Bottom, WMT = Convex Bottom
2. Hydraulic test pressure: 25 MPa or 30 MPa
3. Working test pressure: 15 MPa or 20 MPa
**Company Overview**
Established in 1998, our company has been a leading manufacturer of seamless gas cylinders for over two decades. We operate three production lines dedicated to producing various types of high-pressure steel gas cylinders.
Our annual output for cylinders under 20 liters exceeds 600,000 units, capturing 90% of the domestic market share in small-sized gas cylinders. Recently, we launched a new production line that specializes in emergency respirators, coal mine escape capsules, and refuge chambers, with an annual capacity of 700,000 units.
By 2013, we had expanded our product range to include over 109 different specifications, ensuring that we can meet the diverse needs of our customers across multiple industries.
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